CALIFORNIA CARBON ALLOWANCE VINTAGE 2015 - ICE FUTURES ENERGY DIV    Code-006393
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1,000 california carbon allowances                   OPEN INTEREST:       25,003
COMMITMENTS
   9,769    3,640      777   14,396   20,585   24,943   25,003       60        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:     -1,175)
     940   -1,326     -931   -1,174    1,082   -1,165   -1,175      -10        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    39.1     14.6      3.1     57.6     82.3     99.8    100.0      0.2      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       28)
      12        5        7       10       10       25       19                  
 
 
CALIF CARBON ALL VINTAGE 2016 - ICE FUTURES ENERGY DIV               Code-00639H
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1,000 california carbon allowances                   OPEN INTEREST:       25,880
COMMITMENTS
   5,368    5,764    1,026   19,486   19,090   25,880   25,880        0        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:     -1,771)
     821     -805     -947   -1,645      -19   -1,771   -1,771        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    20.7     22.3      4.0     75.3     73.8    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       6        3        2        8        8       15       13                  
 
 
RGGI VINTAGE 2015 - ICE FUTURES ENERGY DIV                           Code-00639Z
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1,000 RGGI CO2 Allowances                            OPEN INTEREST:       34,097
COMMITMENTS
   3,937    4,632    1,633   28,527   27,832   34,097   34,097        0        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:       -936)
     388     -133     -232   -1,092     -571     -936     -936        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    11.5     13.6      4.8     83.7     81.6    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       26)
       6        6        5       13       10       22       18                  
 
 
NATURAL GAS ICE HENRY HUB - ICE FUTURES ENERGY DIV                   Code-023391
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 MMBtus                                          OPEN INTEREST:    3,947,134
COMMITMENTS
 333,864  271,555  760,898  2818032  2900062  3912794  3932515   34,340   14,619

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:   -246,541)
     710  -82,491  -55,928 -190,763 -110,364 -245,981 -248,783     -560    2,242

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     8.5      6.9     19.3     71.4     73.5     99.1     99.6      0.9      0.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      221)
      30       39       55      138      120      199      184                  
 
 
NATURAL GAS PENULTIMATE ICE - ICE FUTURES ENERGY DIV                 Code-023392
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mmbtu                                           OPEN INTEREST:    1,770,905
COMMITMENTS
 131,298   79,614  778,682  860,630  911,838  1770610  1770133      295      771

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:   -278,042)
    -588    2,989 -169,233 -108,116 -112,045 -277,937 -278,290     -105      248

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     7.4      4.5     44.0     48.6     51.5    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       95)
      22       19       38       49       52       89       91                  
 
 
SOCAL BORDER FIN BASIS - ICE FUTURES ENERGY DIV                      Code-023393
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(Contracts of 2,500  MMBTU'S)                        OPEN INTEREST:      259,284
COMMITMENTS
   9,673    8,327    3,278  231,606  242,057  244,557  253,662   14,727    5,622

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      5,637)
    -154      553      987    4,641    4,126    5,474    5,666      163      -29

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     3.7      3.2      1.3     89.3     93.4     94.3     97.8      5.7      2.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       57)
       4        8        6       35       35       45       43                  
 
 
PG&E CITYGATE FIN BASIS - ICE FUTURES ENERGY DIV                     Code-023394
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(Contracts of 2,500  MMBTU'S)                        OPEN INTEREST:      127,444
COMMITMENTS
   5,620      217    1,618  114,311  121,125  121,549  122,960    5,895    4,484

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      1,642)
    -901   -1,412      573      319    2,423       -9    1,584    1,651       58

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     4.4      0.2      1.3     89.7     95.0     95.4     96.5      4.6      3.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       44)
       4        1        3       30       32       35       36                  
 
 
NWP ROCKIES FIN BASIS - ICE FUTURES ENERGY DIV                       Code-023395
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(Contracts of 2,500  MMBTU'S)                        OPEN INTEREST:      212,195
COMMITMENTS
      91   10,138    3,291  200,478  187,430  203,860  200,859    8,335   11,336

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      5,551)
     -61   -1,235      -68    5,288    3,993    5,159    2,690      392    2,861

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      4.8      1.6     94.5     88.3     96.1     94.7      3.9      5.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       45)
       1        6        4       29       32       33       39                  
 
 
AECO FIN BASIS - ICE FUTURES ENERGY DIV                              Code-023396
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(Contracts of 2,500  MMBTU'S)                        OPEN INTEREST:      662,087
COMMITMENTS
   7,001    1,194    1,887  642,768  655,100  651,656  658,181   10,431    3,906

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:       -400)
    -556      -76      121   -2,990     -414   -3,425     -369    3,025      -31

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     1.1      0.2      0.3     97.1     98.9     98.4     99.4      1.6      0.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       60)
       5        2        5       52       40       59       45                  
 
 
CHICAGO FIN BASIS - ICE FUTURES ENERGY DIV                           Code-023397
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(Contracts of 2,500  MMBTU'S)                        OPEN INTEREST:      333,248
COMMITMENTS
   1,426   10,072    1,013  321,663  314,671  324,102  325,756    9,146    7,492

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      9,953)
  -3,242      648     -358   12,466    9,974    8,866   10,264    1,087     -311

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.4      3.0      0.3     96.5     94.4     97.3     97.8      2.7      2.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       57)
       2        4        2       38       38       41       43                  
 
 
HSC FIN BASIS - ICE FUTURES ENERGY DIV                               Code-023398
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(Contracts of 2,500  MMBTU'S)                        OPEN INTEREST:      241,189
COMMITMENTS
   4,178    2,630    6,256  225,646  227,858  236,080  236,744    5,109    4,445

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      7,042)
    -131     -503      818    6,641    7,987    7,328    8,302     -286   -1,260

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     1.7      1.1      2.6     93.6     94.5     97.9     98.2      2.1      1.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       60)
       4        4        5       37       44       44       50                  
 
 
WAHA FIN BASIS - ICE FUTURES ENERGY DIV                              Code-023399
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(Contracts of 2,500  MMBTU'S)                        OPEN INTEREST:      109,142
COMMITMENTS
   1,241    4,109    3,685   96,516   94,069  101,442  101,863    7,700    7,279

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      1,408)
       0    1,693     -920    1,866     -312      946      461      462      947

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     1.1      3.8      3.4     88.4     86.2     92.9     93.3      7.1      6.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       37)
       1        3        2       23       26       26       29                  
 
 
ALGONQUIN CITY-GATES FINANCIAL BASIS - ICE FUTURES ENERGY DIV        Code-02339E
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mmbtu                                           OPEN INTEREST:      105,368
COMMITMENTS
   1,069    7,277    2,855   94,949   90,700   98,873  100,832    6,495    4,536

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      7,886)
     758   -3,019      999    5,350   10,421    7,107    8,401      779     -515

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     1.0      6.9      2.7     90.1     86.1     93.8     95.7      6.2      4.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       47)
       2        5        4       33       30       37       37                  
 
 
CHICAGO CITYGATE (INDEX) - ICE FUTURES ENERGY DIV                    Code-02339Q
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mmbtu                                           OPEN INTEREST:       21,695
COMMITMENTS
     390      611        0   20,210   20,568   20,600   21,179    1,095      516

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:         60)
       0      270        0     -150        0     -150      270      210     -210

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     1.8      2.8      0.0     93.2     94.8     95.0     97.6      5.0      2.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       1        1        0       14       11       15       12                  
 
 
COLORADO INTERSTATE - MAINLINE (BASIS) - ICE FUTURES ENERGY DIV      Code-02339U
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mmbtu                                           OPEN INTEREST:       78,275
COMMITMENTS
     130    3,083    1,403   69,823   63,559   71,356   68,045    6,919   10,230

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      1,015)
     -62     -942      144      812    2,373      894    1,575      121     -560

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.2      3.9      1.8     89.2     81.2     91.2     86.9      8.8     13.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       29)
       1        1        2       18       19       20       21                  
 
 
COLUMBIA GAS CO. - TCO POOL (APPALACHIA) (BASIS) - ICE FUTURES ENERGYCode-02339W
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mm btu                                          OPEN INTEREST:      186,536
COMMITMENTS
     390        0        0  180,024  180,125  180,414  180,125    6,122    6,411

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:         92)
      30        0        0        2      123       32      123       60      -31

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.2      0.0      0.0     96.5     96.6     96.7     96.6      3.3      3.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       35)
       1        0        0       27       23       28       23                  
 
 
COLUMBIA GULF TRANSMISSION CO. -  MAINLINE POOL - ICE FUTURES ENERGY Code-02339Y
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mmbtu                                           OPEN INTEREST:       91,731
COMMITMENTS
       0        0        0   83,373   86,935   83,373   86,935    8,358    4,796

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      2,079)
       0        0        0    1,623    2,448    1,623    2,448      456     -369

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      0.0      0.0     90.9     94.8     90.9     94.8      9.1      5.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       25)
       0        0        0       20       16       20       16                  
 
 
DOMINION - SOUTH POINT - ICE FUTURES ENERGY DIV                      Code-0233A2
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mmbtu                                           OPEN INTEREST:       16,948
COMMITMENTS
       0      341        0   15,662   15,380   15,662   15,721    1,286    1,227

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:          .)
       .        .        .        .        .        .        .        .        .

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      2.0      0.0     92.4     90.7     92.4     92.8      7.6      7.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       20)
       0        1        0       11       10       11       11                  
 
 
DOMINION - SOUTH POINT (BASIS) - ICE FUTURES ENERGY DIV              Code-0233A3
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mmbtu                                           OPEN INTEREST:      348,954
COMMITMENTS
     864        0    4,049  329,868  334,890  334,781  338,939   14,173   10,015

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      4,626)
     144        0      362    3,824    4,779    4,330    5,141      296     -515

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.2      0.0      1.2     94.5     96.0     95.9     97.1      4.1      2.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       57)
       3        0        3       47       41       50       44                  
 
 
EL PASO - PERMIAN BASIN (BASIS) - ICE FUTURES ENERGY DIV             Code-0233A5
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mmbtu                                           OPEN INTEREST:       77,027
COMMITMENTS
     625      720    3,430   67,267   61,690   71,322   65,840    5,705   11,187

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      2,100)
     251   -1,354      540    1,186    1,935    1,977    1,121      123      979

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.8      0.9      4.5     87.3     80.1     92.6     85.5      7.4     14.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       27)
       1        1        2       21       19       23       21                  
 
 
EL PASO-SAN JUAN BASIN,BLANCO POOL PRIMARY ONLY-BASIS - ICE FUTURES ECode-0233A8
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mmbtu                                           OPEN INTEREST:       69,400
COMMITMENTS
      29      695    2,186   62,830   62,770   65,045   65,651    4,355    3,749

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      2,934)
      29     -864      585    2,318    2,268    2,932    1,989        2      945

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      1.0      3.1     90.5     90.4     93.7     94.6      6.3      5.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       28)
       1        1        2       20       19       22       21                  
 
 
HENRY HUB - TAILGATE, LOUISIANA (BASIS) - ICE FUTURES ENERGY DIV     Code-0233AG
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mmbtu                                           OPEN INTEREST:      106,871
COMMITMENTS
   6,313    4,140        0   99,218  100,228  105,531  104,368    1,340    2,503

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:     17,392)
   2,484    3,150        0   14,691   13,384   17,175   16,534      217      858

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     5.9      3.9      0.0     92.8     93.8     98.7     97.7      1.3      2.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       55)
       5        6        0       28       29       33       35                  
 
 
HENRY HUB - TAILGATE, LOUISIANA (INDEX) - ICE FUTURES ENERGY DIV     Code-0233AH
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mmbtu                                           OPEN INTEREST:      122,014
COMMITMENTS
  10,835    8,728      527  109,138  109,899  120,500  119,154    1,514    2,860

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:     15,468)
   2,317    2,928      377   12,434   11,313   15,128   14,618      340      850

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     8.9      7.2      0.4     89.4     90.1     98.8     97.7      1.2      2.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       70)
       8        8        2       38       39       46       49                  
 
 
HOUSTON SHIP CHANNEL (INDEX) - ICE FUTURES ENERGY DIV                Code-0233AM
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mmbtu                                           OPEN INTEREST:       48,044
COMMITMENTS
       0    2,725        0   47,675   44,496   47,675   47,221      369      823

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      2,386)
       0        0        0    2,506    2,146    2,506    2,146     -120      240

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      5.7      0.0     99.2     92.6     99.2     98.3      0.8      1.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       36)
       0        1        0       18       28       18       29                  
 
 
MICHIGAN CONSOLIDATED CITYGATE (GENERIC) (BASIS) - ICE FUTURES ENERGYCode-0233AQ
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mmbtu                                           OPEN INTEREST:      179,681
COMMITMENTS
       0      748    1,659  173,719  170,777  175,378  173,184    4,303    6,497

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      5,854)
    -572      620      155    5,842    4,880    5,425    5,655      429      199

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      0.4      0.9     96.7     95.0     97.6     96.4      2.4      3.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       43)
       0        2        2       33       35       35       37                  
 
 
NATURAL GAS INDEX: ALGONQUIN CITY GATES - ICE FUTURES ENERGY DIV     Code-0233AW
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
mmbtu                                                OPEN INTEREST:       24,182
COMMITMENTS
       0    3,269        0   23,024   19,629   23,024   22,898    1,158    1,284

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        690)
       0      690        0      630      -30      630      660       60       30

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0     13.5      0.0     95.2     81.2     95.2     94.7      4.8      5.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       24)
       0        2        0       16       11       16       13                  
 
 
NATURAL GAS PIPELINE-MID-CONTINENT POOL PIN (BASIS) - ICE FUTURES ENECode-0233AY
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mmbtu                                           OPEN INTEREST:       70,172
COMMITMENTS
   1,908      477    2,814   55,625   64,166   60,347   67,457    9,825    2,715

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      2,322)
    -150        0      150    1,466    2,112    1,466    2,262      856       60

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     2.7      0.7      4.0     79.3     91.4     86.0     96.1     14.0      3.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       27)
       2        1        2       20       20       23       22                  
 
 
NATURAL GAS PIPELINE, TEXOK (BASIS) - ICE FUTURES ENERGY DIV         Code-0233B1
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mmbtu                                           OPEN INTEREST:      101,220
COMMITMENTS
       0    4,724    3,977   89,280   84,525   93,257   93,226    7,963    7,994

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      1,231)
    -159   -1,261      -52    1,312    1,192    1,101     -121      130    1,352

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      4.7      3.9     88.2     83.5     92.1     92.1      7.9      7.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       33)
       0        3        2       23       25       25       28                  
 
 
NORTHERN NATURAL GAS - VENTURA (BASIS) - ICE FUTURES ENERGY DIV      Code-0233BB
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mmbtu                                           OPEN INTEREST:      107,580
COMMITMENTS
   1,735        0    1,786   96,255  101,056   99,776  102,842    7,804    4,738

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      1,955)
    -315        0      361    3,706     -142    3,752      219   -1,797    1,736

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     1.6      0.0      1.7     89.5     93.9     92.7     95.6      7.3      4.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       28)
       2        0        2       19       18       21       20                  
 
 
NORTHWEST PIPELINE - CANADIAN BORDER (BASIS) - ICE FUTURES ENERGY DIVCode-0233BC
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mmbtu                                           OPEN INTEREST:       92,076
COMMITMENTS
     791      330    1,038   85,872   88,761   87,701   90,129    4,375    1,947

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      2,631)
     125     -848      139    2,369    3,280    2,633    2,571       -2       60

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.9      0.4      1.1     93.3     96.4     95.2     97.9      4.8      2.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       33)
       3        1        2       26       23       29       26                  
 
 
PACIFIC GAS TRANSMISSION - MALIN (BASIS) - ICE FUTURES ENERGY DIV    Code-0233BH
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mmbtu                                           OPEN INTEREST:      117,984
COMMITMENTS
   1,439    2,544      296  109,305  111,334  111,040  114,174    6,944    3,810

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        361)
     920     -430     -431      357    1,074      846      213     -485      148

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     1.2      2.2      0.3     92.6     94.4     94.1     96.8      5.9      3.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       29)
       1        2        1       23       20       24       23                  
 
 
PANHANDLE EASTERN- POOL GAS (BASIS) - ICE FUTURES ENERGY DIV         Code-0233BL
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mmbtu                                           OPEN INTEREST:      196,809
COMMITMENTS
   2,716   18,293    2,310  181,093  170,640  186,119  191,243   10,690    5,566

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      2,686)
     458    1,365     -362    2,889    1,718    2,985    2,721     -299      -35

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     1.4      9.3      1.2     92.0     86.7     94.6     97.2      5.4      2.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       46)
       2        3        3       34       29       38       33                  
 
 
PG&E - CITYGATE (INDEX) - ICE FUTURES ENERGY DIV                     Code-0233BQ
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mmbtu                                           OPEN INTEREST:       15,846
COMMITMENTS
   2,342    3,924        0   13,287   11,309   15,629   15,233      217      613

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:          0)
      60      -60        0      -60       60        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    14.8     24.8      0.0     83.9     71.4     98.6     96.1      1.4      3.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       24)
       2        2        0       12       13       14       15                  
 
 
SOCAL (INDEX) - ICE FUTURES ENERGY DIV                               Code-0233BW
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mmbtu                                           OPEN INTEREST:       44,298
COMMITMENTS
   2,746    2,010        0   41,126   42,013   43,872   44,023      426      275

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        770)
     -30        0        0      769      770      739      770       31        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     6.2      4.5      0.0     92.8     94.8     99.0     99.4      1.0      0.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       32)
       4        1        0       15       18       19       19                  
 
 
TEXAS EASTERN- M3 ZONE (DELIVERED) - ICE FUTURES ENERGY DIV          Code-0233CG
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mmbtu                                           OPEN INTEREST:       50,913
COMMITMENTS
   2,476    2,121        0   45,902   47,541   48,378   49,662    2,535    1,251

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      1,738)
     360        0        0    1,110    1,318    1,470    1,318      268      420

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     4.9      4.2      0.0     90.2     93.4     95.0     97.5      5.0      2.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       25)
       1        1        0       14       16       15       17                  
 
 
TEXAS EASTERN- M3 ZONE (DELIVERED) (BASIS) - ICE FUTURES ENERGY DIV  Code-0233CH
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mm btu                                          OPEN INTEREST:      227,872
COMMITMENTS
   3,521    8,327    3,184  214,841  212,003  221,546  223,514    6,326    4,358

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      4,212)
   1,039    2,641     -654    3,089      967    3,474    2,954      738    1,258

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     1.5      3.7      1.4     94.3     93.0     97.2     98.1      2.8      1.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       60)
       5        5        3       42       37       49       43                  
 
 
TRANSCO ZONE 6 BASIS - ICE FUTURES ENERGY DIV                        Code-0233CU
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
mmbtu                                                OPEN INTEREST:      104,420
COMMITMENTS
       0        0        0  102,405  102,755  102,405  102,755    2,015    1,665

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:       -122)
       0        0        0       61      -61       61      -61     -183      -61

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      0.0      0.0     98.1     98.4     98.1     98.4      1.9      1.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       35)
       0        0        0       29       28       29       28                  
 
 
TRANSCONTINENTAL GAS- STATION 85 (ZONE 4) - ICE FUTURES ENERGY DIV   Code-0233CW
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mm btu                                          OPEN INTEREST:       74,954
COMMITMENTS
       0        0        0   67,388   63,528   67,388   63,528    7,566   11,426

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        987)
       0        0        0    2,145      987    2,145      987   -1,158        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      0.0      0.0     89.9     84.8     89.9     84.8     10.1     15.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       25)
       0        0        0       19       18       19       18                  
 
 
TRANSCONTINENTAL GAS - ZONE 6 (NY) (BASIS) - ICE FUTURES ENERGY DIV  Code-0233CZ
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 mm btu                                          OPEN INTEREST:       74,345
COMMITMENTS
       0      608        0   64,702   71,604   64,702   72,212    9,643    2,133

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        400)
       0        0        0    1,051      641    1,051      641     -651     -241

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      0.8      0.0     87.0     96.3     87.0     97.1     13.0      2.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       30)
       0        1        0       25       22       25       23                  
 
 
TETCO M2 Basis (Receipts) - ICE FUTURES ENERGY DIV                   Code-0233DR
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
2500 MM Btus                                         OPEN INTEREST:       77,726
COMMITMENTS
   2,134        0        0   68,935   73,641   71,069   73,641    6,657    4,085

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        852)
       0        0        0      912      912      912      912      -60      -60

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     2.7      0.0      0.0     88.7     94.7     91.4     94.7      8.6      5.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
       1        0        0       16       11       17       11                  
 
 
PJM WH REAL TIME PEAK - ICE FUTURES ENERGY DIV                       Code-064363
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(Contracts of 800 MWh)                               OPEN INTEREST:      146,621
COMMITMENTS
  16,820    5,262   12,917  115,965  128,185  145,702  146,364      919      256

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      2,592)
   2,319      366     -420      222    2,537    2,121    2,483      471      109

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    11.5      3.6      8.8     79.1     87.4     99.4     99.8      0.6      0.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       74)
      12       12       16       46       49       67       68                  
 
 
MID-C DAY-AHEAD PEAK - ICE FUTURES ENERGY DIV                        Code-064391
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(Contracts of 400 MWh)                               OPEN INTEREST:       65,298
COMMITMENTS
     243    4,279    3,500   61,555   57,519   65,298   65,298        0        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:     -1,936)
    -106    1,037     -226   -1,475   -2,722   -1,807   -1,911     -129      -25

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.4      6.6      5.4     94.3     88.1    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       38)
       1        7        4       26       23       30       31                  
 
 
MID-C DAY-AHEAD OFF-PEAK - ICE FUTURES ENERGY DIV                    Code-064392
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(Contracts of 25 MWh)                                OPEN INTEREST:      521,079
COMMITMENTS
  28,014   11,687   14,899  478,166  494,493  521,079  521,079        0        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:    -20,257)
  -1,312   -5,745    4,843  -23,788  -19,355  -20,257  -20,257        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     5.4      2.2      2.9     91.8     94.9    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       31)
       1        5        4       17       20       21       26                  
 
 
PJM WESTERN HUB RT OFF - ICE FUTURES ENERGY DIV                      Code-064394
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(Contracts of 50 Megawatt Hours)                     OPEN INTEREST:    1,782,921
COMMITMENTS
  37,764   40,331   35,555  1709602  1707035  1782921  1782921        0        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:     -9,640)
    -392        0        0   -9,248   -9,640   -9,640   -9,640        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     2.1      2.3      2.0     95.9     95.7    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       56)
       6        3        5       37       43       44       50                  
 
 
SP15 FIN DA PEAK FIXED - ICE FUTURES ENERGY DIV                      Code-064395
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(Contracts of 400 Megawatt Hours)                    OPEN INTEREST:       71,729
COMMITMENTS
   2,338    1,037    4,569   64,813   66,114   71,720   71,720        9        9

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      1,658)
   1,009       -2      430    1,643    2,651    3,081    3,078   -1,424   -1,420

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     3.3      1.4      6.4     90.4     92.2    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       39)
       6        5        6       24       23       32       32                  
 
 
CAISO SP15 FIN DA OFF-PEAK - ICE FUTURES ENERGY DIV                  Code-064396
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(Contracts of 25 Megawatt Hours)                     OPEN INTEREST:      587,810
COMMITMENTS
   2,540    8,567   23,709  561,561  555,534  587,810  587,810        0        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:     31,629)
    -337      952      337   31,629   30,340   31,629   31,629        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.4      1.5      4.0     95.5     94.5    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       30)
       2        2        2       21       15       23       19                  
 
 
PJM AEP DAYTON RT OFF-PK - ICE FUTURES ENERGY DIV                    Code-06439A
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
50 Mwh                                               OPEN INTEREST:      526,682
COMMITMENTS
  16,406    8,024    9,058  501,218  509,600  526,682  526,682        0        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      2,735)
       0        0        0    2,735    2,735    2,735    2,735        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     3.1      1.5      1.7     95.2     96.8    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       45)
       3        3        3       32       28       36       33                  
 
 
PJM AEP DAYTON HUB RT PEAK - ICE FUTURES ENERGY DIV                  Code-06439B
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
800MWh                                               OPEN INTEREST:       49,670
COMMITMENTS
   2,302    1,881    2,077   44,615   44,991   48,994   48,949      676      721

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:       -291)
      -2     -254      -20     -311     -102     -333     -376       42       85

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     4.6      3.8      4.2     89.8     90.6     98.6     98.5      1.4      1.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       36)
       4        2        2       23       25       28       28                  
 
 
PJM AEP DAYTON HUB DA OFF-PK - ICE FUTURES ENERGY DIV                Code-06439C
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       57,959
COMMITMENTS
       0      260       60   57,264   57,550   57,324   57,870      635       89

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        465)
       0        0        0      105      465      105      465      360        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      0.4      0.1     98.8     99.3     98.9     99.8      1.1      0.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       45)
       0        2        1       34       31       35       33                  
 
 
AD HUB DA PEAK DAILY - ICE FUTURES ENERGY DIV                        Code-06439E
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
16 mwh                                               OPEN INTEREST:        5,200
COMMITMENTS
     150      150        0    5,000    4,750    5,150    4,900       50      300

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:          .)
       .        .        .        .        .        .        .        .        .

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     2.9      2.9      0.0     96.2     91.3     99.0     94.2      1.0      5.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       22)
       1        1        0       12       12       13       13                  
 
 
PJM AEP DAYTON DA PEAK - ICE FUTURES ENERGY DIV                      Code-06439F
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       76,640
COMMITMENTS
      40      680       80   75,808   75,814   75,928   76,574      712       66

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        865)
       0        0        0      505      865      505      865      360        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.1      0.9      0.1     98.9     98.9     99.1     99.9      0.9      0.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       45)
       1        1        1       36       32       37       34                  
 
 
MISO INDIANA  OFF-PEAK - ICE FUTURES ENERGY DIV                      Code-06439K
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       19,400
COMMITMENTS
   1,200        0        0   18,175   19,400   19,375   19,400       25        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        330)
       0        0        0      330      330      330      330        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     6.2      0.0      0.0     93.7    100.0     99.9    100.0      0.1      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       31)
       1        0        0       24       17       25       17                  
 
 
MISO IN. REAL-TIME OFF-PEAK - ICE FUTURES ENERGY DIV                 Code-06439L
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
50 Mwh                                               OPEN INTEREST:      262,352
COMMITMENTS
       0    7,888    5,912  256,440  248,552  262,352  262,352        0        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:       -768)
       0     -392      392   -1,160     -768     -768     -768        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      3.0      2.3     97.7     94.7    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       33)
       0        3        2       23       22       25       25                  
 
 
ERCOT NORTH 345KV RT PEAK - ICE FUTURES ENERGY DIV                   Code-06439R
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
800 Mwh                                              OPEN INTEREST:        7,581
COMMITMENTS
   1,381      407       21    6,011    6,961    7,413    7,389      168      192

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        239)
       0        0        0      283      239      283      239      -44        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    18.2      5.4      0.3     79.3     91.8     97.8     97.5      2.2      2.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       31)
       2        1        1       20       22       22       24                  
 
 
NYISO ZONE C DA PEAK - ICE FUTURES ENERGY DIV                        Code-0643AP
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:        6,870
COMMITMENTS
     100        0       50    6,575    6,625    6,725    6,675      145      195

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        190)
       0        0        0      190      190      190      190        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     1.5      0.0      0.7     95.7     96.4     97.9     97.2      2.1      2.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       20)
       1        0        1       15       11       16       12                  
 
 
MISO IN. DAY-AHEAD PEAK - ICE FUTURES ENERGY DIV                     Code-0643AZ
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       19,185
COMMITMENTS
   1,180      325       20   17,985   18,800   19,185   19,145        0       40

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        630)
       0      100        0      655      530      655      630      -25        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     6.2      1.7      0.1     93.7     98.0    100.0     99.8      0.0      0.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       36)
       1        2        1       23       21       24       24                  
 
 
MISO INDIANA HUB RT PEAK MINI - ICE FUTURES ENERGY DIV               Code-0643B1
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       15,230
COMMITMENTS
       0      750      120   14,780   14,335   14,900   15,205      330       25

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        360)
       0        0        0      350      395      350      395       10      -35

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      4.9      0.8     97.0     94.1     97.8     99.8      2.2      0.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       29)
       0        1        1       26       22       27       23                  
 
 
MISO INDIANA HUB RT PEAK - ICE FUTURES ENERGY DIV                    Code-0643B3
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
800 Mwh                                              OPEN INTEREST:       17,777
COMMITMENTS
     611       42      131   16,866   16,502   17,608   16,675      169    1,102

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:       -331)
       0        0        0     -245      -34     -245      -34      -86     -297

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     3.4      0.2      0.7     94.9     92.8     99.0     93.8      1.0      6.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       29)
       1        1        1       25       24       26       26                  
 
 
ISO NE MASS DA OFF-PK MINI - ICE FUTURES ENERGY DIV                  Code-0643B9
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       57,194
COMMITMENTS
       0    8,142    2,095   54,784   46,737   56,879   56,974      315      220

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      1,205)
     -40      956      -86    1,331      335    1,205    1,205        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0     14.2      3.7     95.8     81.7     99.4     99.6      0.6      0.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       45)
       0        7        4       32       29       36       36                  
 
 
ISO NE MASS DA PEAK MINI - ICE FUTURES ENERGY DIV                    Code-0643BA
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       65,380
COMMITMENTS
     181   10,532    3,424   61,731   51,338   65,336   65,294       44       86

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      1,634)
     166      918     -363    1,794    1,079    1,597    1,634       37        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.3     16.1      5.2     94.4     78.5     99.9     99.9      0.1      0.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       48)
       1        7        7       34       34       41       43                  
 
 
PJM N. IL HUB DA OFF-PK - ICE FUTURES ENERGY DIV                     Code-0643BC
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       49,650
COMMITMENTS
   1,080        0        0   48,520   49,650   49,600   49,650       50        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        240)
      10        0        0      230      240      240      240        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     2.2      0.0      0.0     97.7    100.0     99.9    100.0      0.1      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       35)
       2        0        0       30       18       32       18                  
 
 
PJM N. IL HUB DA PEAK - ICE FUTURES ENERGY DIV                       Code-0643BE
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       50,810
COMMITMENTS
     935        0        0   49,765   50,810   50,700   50,810      110        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        465)
       0        0        0      465      465      465      465        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     1.8      0.0      0.0     97.9    100.0     99.8    100.0      0.2      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       33)
       1        0        0       29       20       30       20                  
 
 
ISO NE MASS HUB DA OFF-PK - ICE FUTURES ENERGY DIV                   Code-0643BF
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
50MWh                                                OPEN INTEREST:      355,048
COMMITMENTS
  53,598    2,344   20,744  280,706  331,960  355,048  355,048        0        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      4,758)
    -375      768        0    5,133    3,990    4,758    4,758        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    15.1      0.7      5.8     79.1     93.5    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       44)
       6        2        3       28       34       34       39                  
 
 
ISO NE MASS HUB DA PEAK - ICE FUTURES ENERGY DIV                     Code-0643BG
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
800MWh                                               OPEN INTEREST:       24,252
COMMITMENTS
   4,484      617      913   18,728   22,467   24,125   23,997      127      255

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        707)
     342     -189      125      239      769      706      705        1        2

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    18.5      2.5      3.8     77.2     92.6     99.5     98.9      0.5      1.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       44)
       3        6        7       27       34       34       43                  
 
 
CAISO NP-15 PEAK - ICE FUTURES ENERGY DIV                            Code-0643BM
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
400MWh                                               OPEN INTEREST:       41,268
COMMITMENTS
   2,923      229      467   37,878   40,572   41,268   41,268        0        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      2,815)
     737      -60        8    2,070    2,867    2,815    2,815        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     7.1      0.6      1.1     91.8     98.3    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       29)
       6        1        2       19       14       25       17                  
 
 
PJM NI HUB RT OFF-PK - ICE FUTURES ENERGY DIV                        Code-0643BS
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
50MWh                                                OPEN INTEREST:      494,032
COMMITMENTS
       0   15,644    7,534  486,498  470,854  494,032  494,032        0        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      1,152)
       0        0        0    1,152    1,152    1,152    1,152        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      3.2      1.5     98.5     95.3    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       29)
       0        2        1       22       17       23       19                  
 
 
PJM N. IL HUB RT PEAK - ICE FUTURES ENERGY DIV                       Code-0643BT
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
800 MWh                                              OPEN INTEREST:       39,980
COMMITMENTS
   2,479      233    2,397   34,850   36,457   39,726   39,087      254      893

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:          0)
    -764        0        0      764       -1        0       -1        0        1

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     6.2      0.6      6.0     87.2     91.2     99.4     97.8      0.6      2.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       30)
       4        1        2       17       21       21       24                  
 
 
NYISO ZONE J DA OFF-PK - ICE FUTURES ENERGY DIV                      Code-0643BX
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
50MWh                                                OPEN INTEREST:       57,780
COMMITMENTS
       0    4,345        0   57,780   53,435   57,780   57,780        0        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:     -4,312)
       0        0        0   -4,312   -4,312   -4,312   -4,312        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      7.5      0.0    100.0     92.5    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       0        1        0       14       15       14       16                  
 
 
NYISO ZONE A DA PEAK - ICE FUTURES ENERGY DIV                        Code-0643BY
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
800MWh                                               OPEN INTEREST:       17,973
COMMITMENTS
   2,118      232      442   15,137   16,749   17,697   17,423      276      550

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:       -555)
       0       21        0     -555     -576     -555     -555        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    11.8      1.3      2.5     84.2     93.2     98.5     96.9      1.5      3.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       33)
       4        2        3       21       24       25       29                  
 
 
NYISO ZONE A DA OFF-PK - ICE FUTURES ENERGY DIV                      Code-0643BZ
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
50 Mwh                                               OPEN INTEREST:      197,768
COMMITMENTS
  14,821        0    5,932  177,015  191,836  197,768  197,768        0        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      1,584)
   2,752        0     -784     -384    2,368    1,584    1,584        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     7.5      0.0      3.0     89.5     97.0    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       30)
       2        0        1       21       24       23       25                  
 
 
NYISO ZONE G DA PEAK - ICE FUTURES ENERGY DIV                        Code-0643C3
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
800MWh                                               OPEN INTEREST:       13,637
COMMITMENTS
   1,186      232       84   12,325   12,599   13,595   12,915       42      722

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        191)
     -22        0        0      213      191      191      191        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     8.7      1.7      0.6     90.4     92.4     99.7     94.7      0.3      5.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       30)
       3        1        1       20       23       23       25                  
 
 
NYISO ZONE G DA OFF-PK - ICE FUTURES ENERGY DIV                      Code-0643C4
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
50MWh                                                OPEN INTEREST:      125,727
COMMITMENTS
   6,281        0        0  119,446  125,727  125,727  125,727        0        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:     -2,705)
     768        0        0   -3,473   -2,705   -2,705   -2,705        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     5.0      0.0      0.0     95.0    100.0    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       27)
       2        0        0       22       21       24       21                  
 
 
PALO VERDE DA PEAK - ICE FUTURES ENERGY DIV                          Code-0643CB
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
400MWh                                               OPEN INTEREST:       18,509
COMMITMENTS
     404        0      666   17,439   17,843   18,509   18,509        0        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:     -2,550)
     -26        0     -104   -2,420   -2,446   -2,550   -2,550        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     2.2      0.0      3.6     94.2     96.4    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
       1        0        1       15       16       16       17                  
 
 
PALO VERDE DA OFF-PK - ICE FUTURES ENERGY DIV                        Code-0643CC
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
25 MWh                                               OPEN INTEREST:      163,950
COMMITMENTS
   5,153        0        0  158,797  163,950  163,950  163,950        0        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:    -11,506)
    -328        0        0  -11,178  -11,506  -11,506  -11,506        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     3.1      0.0      0.0     96.9    100.0    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       20)
       1        0        0       13       16       14       16                  
 
 
PJM BGE ZONE DAY AHEAD, PEAK MONTHLY - ICE FUTURES ENERGY DIV        Code-0643CK
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:        9,565
COMMITMENTS
       0      300        0    8,980    9,200    8,980    9,500      585       65

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      3.1      0.0     93.9     96.2     93.9     99.3      6.1      0.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
       0        1        0       16       13       16       14                  
 
 
PJM RT PEAK CAL 1X - ICE FUTURES ENERGY DIV                          Code-0643CL
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Any Multiple of 800 800MWhs                          OPEN INTEREST:      114,733
COMMITMENTS
   2,980    6,468   16,246   94,689   91,223  113,916  113,938      817      795

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:     18,348)
  -1,416    6,326    3,917   15,281    7,563   17,782   17,806      565      541

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     2.6      5.6     14.2     82.5     79.5     99.3     99.3      0.7      0.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       26)
       3        2        4       20       18       25       22                  
 
 
PJM JCPL ZONE DAY-AHEAD PEAK - ICE FUTURES ENERGY DIV                Code-0643CU
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       25,600
COMMITMENTS
       0      750        0   25,245   24,850   25,245   25,600      355        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        200)
       0        0        0      200      200      200      200        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      2.9      0.0     98.6     97.1     98.6    100.0      1.4      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       28)
       0        1        0       22       16       22       17                  
 
 
PJM JCPL ZONE DAY-AHEAD OFF-PEAK - ICE FUTURES ENERGY DIV            Code-0643CV
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       21,890
COMMITMENTS
       0      750        0   21,285   21,080   21,285   21,830      605       60

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:         50)
       0        0        0       50       50       50       50        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      3.4      0.0     97.2     96.3     97.2     99.7      2.8      0.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       24)
       0        1        0       17       11       17       12                  
 
 
PJM PECO ZONE DA PEAK - ICE FUTURES ENERGY DIV                       Code-0643CZ
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       25,929
COMMITMENTS
     200        0        0   25,729   25,929   25,929   25,929        0        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        -35)
       0        0        0      -35      -35      -35      -35        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.8      0.0      0.0     99.2    100.0    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       37)
       2        0        0       23       23       25       23                  
 
 
PJM PECO ZONE OFF-PEAK MONTHLY - ICE FUTURES ENERGY DIV              Code-0643D1
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       24,201
COMMITMENTS
     175        0        0   24,026   24,201   24,201   24,201        0        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        225)
       0        0        0      225      225      225      225        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.7      0.0      0.0     99.3    100.0    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       30)
       1        0        0       19       18       20       18                  
 
 
PJM PEPCO DA PEAK - ICE FUTURES ENERGY DIV                           Code-0643D4
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       19,045
COMMITMENTS
       0      100        0   18,195   18,735   18,195   18,835      850      210

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        600)
       0        0        0      600      600      600      600        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      0.5      0.0     95.5     98.4     95.5     98.9      4.5      1.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       0        1        0       15        9       15       10                  
 
 
PJM PPL ZONE DAY AHEAD, OFF-PEAK MONTHLY - ICE FUTURES ENERGY DIV    Code-0643D7
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       13,655
COMMITMENTS
      25        0        0   13,270   13,585   13,295   13,585      360       70

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        195)
       0        0        0      195      195      195      195        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.2      0.0      0.0     97.2     99.5     97.4     99.5      2.6      0.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       27)
       1        0        0       24       12       25       12                  
 
 
PJM PPL ZONE DA PEAK - ICE FUTURES ENERGY DIV                        Code-0643D8
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       14,767
COMMITMENTS
      25        0        0   14,377   14,767   14,402   14,767      365        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        195)
       0        0        0      195      195      195      195        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.2      0.0      0.0     97.4    100.0     97.5    100.0      2.5      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       30)
       1        0        0       26       13       27       13                  
 
 
PJM WESTERN HUB DA OFF-PK - ICE FUTURES ENERGY DIV                   Code-0643DB
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:      118,196
COMMITMENTS
   3,605    1,100       95  114,476  116,811  118,176  118,006       20      190

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        -34)
       0        0        0      -34      -34      -34      -34        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     3.1      0.9      0.1     96.9     98.8    100.0     99.8      0.0      0.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       47)
       3        2        1       38       33       41       36                  
 
 
PJM WESTERN HUB DA PEAK - ICE FUTURES ENERGY DIV                     Code-0643DC
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:      126,681
COMMITMENTS
   1,655    1,470      335  124,661  124,793  126,651  126,598       30       83

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        246)
       0        0        0      231      246      231      246       15        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     1.3      1.2      0.3     98.4     98.5    100.0     99.9      0.0      0.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       52)
       3        5        3       39       37       45       42                  
 
 
PJM WESTERN HUB RT PEAK MINI - ICE FUTURES ENERGY DIV                Code-0643DF
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:      145,296
COMMITMENTS
  18,655    6,645    3,851  122,593  134,585  145,099  145,081      197      215

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      2,822)
   2,169      407      -70      906    2,680    3,005    3,017     -183     -195

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    12.8      4.6      2.7     84.4     92.6     99.9     99.9      0.1      0.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       67)
       8        9       10       44       41       57       55                  
 
 
PJM WESTERN HUB RT OFF-PK MINI - ICE FUTURES ENERGY DIV              Code-0643DK
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:      104,370
COMMITMENTS
     945    3,175    2,960  100,354   98,235  104,259  104,370      111        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      1,055)
       0        0        0    1,055    1,055    1,055    1,055        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.9      3.0      2.8     96.2     94.1     99.9    100.0      0.1      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       48)
       4        3        5       38       36       44       42                  
 
 
PJM PSEG DAY-AHEAD PEAK - ICE FUTURES ENERGY DIV                     Code-0643DL
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       24,810
COMMITMENTS
       0      305       25   24,770   24,480   24,795   24,810       15        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        225)
       0        0        0      225      225      225      225        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      1.2      0.1     99.8     98.7     99.9    100.0      0.1      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       34)
       0        1        1       30       13       31       14                  
 
 
PJM PSEG ZONE DAY-AHEAD OFF-PEAK - ICE FUTURES ENERGY DIV            Code-0643DM
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       21,290
COMMITMENTS
       0      105      100   21,130   20,985   21,230   21,190       60      100

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:         55)
       0        0        0       55       55       55       55        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      0.5      0.5     99.2     98.6     99.7     99.5      0.3      0.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       29)
       0        1        1       26       10       27       11                  
 
 
AEP DAYTON REALTIME OFFPEAK-MI - ICE FUTURES ENERGY DIV              Code-0643EA
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 mwh                                                OPEN INTEREST:       28,009
COMMITMENTS
      50      925      175   27,545   26,639   27,770   27,739      239      270

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        395)
       0        0        0      335      335      335      335       60       60

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.2      3.3      0.6     98.3     95.1     99.1     99.0      0.9      1.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       34)
       1        1        1       28       27       30       28                  
 
 
MISO IN. REALTIME OFFPEAK-MINI - ICE FUTURES ENERGY DIV              Code-0643F1
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 Mwh                                                OPEN INTEREST:       10,720
COMMITMENTS
     740        0      160    9,820   10,560   10,720   10,720        0        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        105)
       0        0        0      105      105      105      105        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     6.9      0.0      1.5     91.6     98.5    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       20)
       1        0        1       16       17       17       18                  
 
 
NYISO ZONE A DAY AHEAD PEAK MI - ICE FUTURES ENERGY DIV              Code-064C74
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       31,256
COMMITMENTS
   2,783    2,120      400   27,483   28,716   30,666   31,236      590       20

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        120)
       0        0        0      115      120      115      120        5        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     8.9      6.8      1.3     87.9     91.9     98.1     99.9      1.9      0.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       35)
       2        2        2       24       25       27       28                  
 
 
NYISO ZONE A DAY AHEAD OFFPEAK - ICE FUTURES ENERGY DIV              Code-064C75
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       24,138
COMMITMENTS
   2,287        0       60   21,141   24,078   23,488   24,138      650        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        150)
       0        0        0      150      150      150      150        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     9.5      0.0      0.2     87.6     99.8     97.3    100.0      2.7      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       30)
       2        0        1       20       23       22       24                  
 
 
NYISO ZONE G DAY AHEAD PEAK MI - ICE FUTURES ENERGY DIV              Code-064C76
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       28,806
COMMITMENTS
     250       15      200   28,122   28,551   28,572   28,766      234       40

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        978)
       0        0        0      953      978      953      978       25        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.9      0.1      0.7     97.6     99.1     99.2     99.9      0.8      0.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       38)
       1        1        1       26       29       28       30                  
 
 
NYISO ZONE G DAY AHEAD OFFPEAK - ICE FUTURES ENERGY DIV              Code-064C77
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       24,320
COMMITMENTS
     600      450        0   23,550   23,570   24,150   24,020      170      300

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      1,051)
       0        0        0    1,051      751    1,051      751        0      300

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     2.5      1.9      0.0     96.8     96.9     99.3     98.8      0.7      1.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       34)
       1        1        0       25       24       26       25                  
 
 
NYISO ZONE J DAY AHEAD PEAK MI - ICE FUTURES ENERGY DIV              Code-064C78
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       15,824
COMMITMENTS
       0      810        0   15,722   15,014   15,722   15,824      102        0

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:         15)
       0        0        0       15       15       15       15        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      5.1      0.0     99.4     94.9     99.4    100.0      0.6      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       26)
       0        1        0       18       14       18       15                  
 
 
NYISO ZONE J DAY AHEAD OFFPEAK - ICE FUTURES ENERGY DIV              Code-064C79
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       11,549
COMMITMENTS
       0        0        0   10,734   11,134   10,734   11,134      815      415

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        505)
       0        0        0      505      505      505      505        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      0.0      0.0     92.9     96.4     92.9     96.4      7.1      3.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       20)
       0        0        0       14       12       14       12                  
 
 
PJM AEP DAYTON REAL PEAK-MINI - ICE FUTURES ENERGY DIV               Code-064C86
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
1 MW                                                 OPEN INTEREST:       34,940
COMMITMENTS
   1,825    2,380      245   32,621   32,070   34,691   34,695      249      245

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:      2,218)
   1,800        0        0      348    2,158    2,148    2,158       70       60

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     5.2      6.8      0.7     93.4     91.8     99.3     99.3      0.7      0.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       37)
       2        2        1       28       24       31       26                  
 
 
PJM NI HUB REALTM OFFPEAK-MINI - ICE FUTURES ENERGY DIV              Code-064C87
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
50MWh                                                OPEN INTEREST:       13,021
COMMITMENTS
   2,127        0        0   10,714   13,001   12,841   13,001      180       20

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        195)
      95        0        0      100      250      195      250        0      -55

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    16.3      0.0      0.0     82.3     99.8     98.6     99.8      1.4      0.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       27)
       2        0        0       17       18       19       18                  
 
 
PJM NI HUB REALTIME PEAK-MINI - ICE FUTURES ENERGY DIV               Code-064C88
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
50MWh                                                OPEN INTEREST:       14,249
COMMITMENTS
   2,325       50      125   11,544   14,034   13,994   14,209      255       40

CHANGES FROM 08/25/15 (CHANGE IN OPEN INTEREST:        240)
     180        0        0     -130      200       50      200      190       40

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    16.3      0.4      0.9     81.0     98.5     98.2     99.7      1.8      0.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       31)
       2        1        1       24       20       26       22                  



Updated September 4, 2015