MISO.INDIANA.HUB_month_on_dap - NODAL EXCHANGE                       Code-064BFI
FUTURES ONLY POSITIONS AS OF 04/21/15                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       20,202
COMMITMENTS
   1,297      570        0   18,340   19,012   19,637   19,582      565      620

CHANGES FROM 04/14/15 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     6.4      2.8      0.0     90.8     94.1     97.2     96.9      2.8      3.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       24)
       1        1        0       12       14       13       15
 
 
MISO.INDIANA.HUB_month_off_dap - NODAL EXCHANGE                      Code-064BFJ
FUTURES ONLY POSITIONS AS OF 04/21/15                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       17,643
COMMITMENTS
   1,268      570        0   15,946   16,533   17,214   17,103      429      540

CHANGES FROM 04/14/15 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     7.2      3.2      0.0     90.4     93.7     97.6     96.9      2.4      3.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       22)
       1        1        0       10       16       11       17
 
 
PJM.AEP-DAYTON HUB_month_on_dap - NODAL EXCHANGE                     Code-064DLW
FUTURES ONLY POSITIONS AS OF 04/21/15                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       60,889
COMMITMENTS
     375        0      150   58,371   58,680   58,896   58,830    1,993    2,059

CHANGES FROM 04/14/15 (CHANGE IN OPEN INTEREST:        600)
       0        0        0      600      600      600      600        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     0.6      0.0      0.2     95.9     96.4     96.7     96.6      3.3      3.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       28)
       1        0        1       16       22       17       23
 
 
PJM.AEP-DAYTON HUB_month_off_dap - NODAL EXCHANGE                    Code-064DLX
FUTURES ONLY POSITIONS AS OF 04/21/15                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       56,277
COMMITMENTS
     375        0      150   53,967   53,519   54,492   53,669    1,785    2,608

CHANGES FROM 04/14/15 (CHANGE IN OPEN INTEREST:        600)
       0        0        0      600      600      600      600        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     0.7      0.0      0.3     95.9     95.1     96.8     95.4      3.2      4.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       24)
       1        0        1       16       18       17       19
 
 
PJM.BGE_month_on_dap - NODAL EXCHANGE                                Code-064DPQ
FUTURES ONLY POSITIONS AS OF 04/21/15                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       11,850
COMMITMENTS
     900        0        0   10,510   11,730   11,410   11,730      440      120

CHANGES FROM 04/14/15 (CHANGE IN OPEN INTEREST:        360)
       0        0        0      360      360      360      360        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     7.6      0.0      0.0     88.7     99.0     96.3     99.0      3.7      1.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       2        0        0       14        8       16        8
 
 
PJM.JCPL_month_on_dap - NODAL EXCHANGE                               Code-064EJI
FUTURES ONLY POSITIONS AS OF 04/21/15                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:        9,575
COMMITMENTS
       0      290        0    9,455    9,235    9,455    9,525      120       50

CHANGES FROM 04/14/15 (CHANGE IN OPEN INTEREST:        240)
       0        0        0      240      240      240      240        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     0.0      3.0      0.0     98.7     96.4     98.7     99.5      1.3      0.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       20)
       0        1        0       12       13       12       14
 
 
PJM.PEPCO_month_on_dap - NODAL EXCHANGE                              Code-064EVG
FUTURES ONLY POSITIONS AS OF 04/21/15                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       11,969
COMMITMENTS
       0    1,185      314   11,270   10,240   11,584   11,739      385      230

CHANGES FROM 04/14/15 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     0.0      9.9      2.6     94.2     85.6     96.8     98.1      3.2      1.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       0        2        1       14       12       15       14
 
 
PJM.PSEG_month_on_dap - NODAL EXCHANGE                               Code-064EXE
FUTURES ONLY POSITIONS AS OF 04/21/15                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       27,186
COMMITMENTS
       0    5,665        0   26,986   21,346   26,986   27,011      200      175

CHANGES FROM 04/14/15 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     0.0     20.8      0.0     99.3     78.5     99.3     99.4      0.7      0.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
       0        1        0       17       13       17       14
 
 
PJM.PSEG_month_off_dap - NODAL EXCHANGE                              Code-064EXF
FUTURES ONLY POSITIONS AS OF 04/21/15                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       26,200
COMMITMENTS
       0    5,040        0   26,050   21,045   26,050   26,085      150      115

CHANGES FROM 04/14/15 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     0.0     19.2      0.0     99.4     80.3     99.4     99.6      0.6      0.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       22)
       0        1        0       16       10       16       11
 
 
PJM.WESTERN HUB_month_on_dap - NODAL EXCHANGE                        Code-064FHK
FUTURES ONLY POSITIONS AS OF 04/21/15                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       71,069
COMMITMENTS
  11,726      230      795   55,603   67,099   68,124   68,124    2,945    2,945

CHANGES FROM 04/14/15 (CHANGE IN OPEN INTEREST:        860)
       0        0        0      860      860      860      860        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    16.5      0.3      1.1     78.2     94.4     95.9     95.9      4.1      4.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       35)
       2        1        3       23       24       26       27
 
 
PJM.WESTERN HUB_month_off_dap - NODAL EXCHANGE                       Code-064FHL
FUTURES ONLY POSITIONS AS OF 04/21/15                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       66,095
COMMITMENTS
  15,324        0        0   49,170   64,320   64,494   64,320    1,601    1,775

CHANGES FROM 04/14/15 (CHANGE IN OPEN INTEREST:        570)
       0        0        0      570      570      570      570        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    23.2      0.0      0.0     74.4     97.3     97.6     97.3      2.4      2.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       33)
       2        0        0       21       24       23       24
 
 
PJM.AEP-DAYTON HUB_month_on_rtp - NODAL EXCHANGE                     Code-064FKA
FUTURES ONLY POSITIONS AS OF 04/21/15                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       28,478
COMMITMENTS
   2,925    4,500      100   23,775   22,820   26,800   27,420    1,678    1,058

CHANGES FROM 04/14/15 (CHANGE IN OPEN INTEREST:        600)
       0        0        0      600      600      600      600        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    10.3     15.8      0.4     83.5     80.1     94.1     96.3      5.9      3.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       25)
       2        1        1       16       19       18       21
 
 
PJM.AEP-DAYTON HUB_month_off_rtp - NODAL EXCHANGE                    Code-064FKB
FUTURES ONLY POSITIONS AS OF 04/21/15                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       24,290
COMMITMENTS
     800       50      600   22,340   23,455   23,740   24,105      550      185

CHANGES FROM 04/14/15 (CHANGE IN OPEN INTEREST:        600)
       0        0        0      600      600      600      600        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     3.3      0.2      2.5     92.0     96.6     97.7     99.2      2.3      0.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       25)
       2        1        1       20       15       22       17
 
 
PJM.N ILLINOIS HUB_month_on_rtp - NODAL EXCHANGE                     Code-064FKC
FUTURES ONLY POSITIONS AS OF 04/21/15                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       20,545
COMMITMENTS
  11,475    2,775      300    8,355   17,190   20,130   20,265      415      280

CHANGES FROM 04/14/15 (CHANGE IN OPEN INTEREST:          .)
       .        .        .        .        .        .        .        .        .

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    55.9     13.5      1.5     40.7     83.7     98.0     98.6      2.0      1.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       20)
       2        1        1       11       10       14       11
 
 
PJM.N ILLINOIS HUB_month_off_rtp - NODAL EXCHANGE                    Code-064FKD
FUTURES ONLY POSITIONS AS OF 04/21/15                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       10,900
COMMITMENTS
   1,200      225        0    9,115   10,285   10,315   10,510      585      390

CHANGES FROM 04/14/15 (CHANGE IN OPEN INTEREST:          .)
       .        .        .        .        .        .        .        .        .

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    11.0      2.1      0.0     83.6     94.4     94.6     96.4      5.4      3.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       20)
       1        1        0       12       10       13       11
 
 
PJM.WESTERN HUB_month_on_rtp - NODAL EXCHANGE                        Code-064FKE
FUTURES ONLY POSITIONS AS OF 04/21/15                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       26,546
COMMITMENTS
   3,940    4,175      106   21,185   21,295   25,231   25,576    1,315      970

CHANGES FROM 04/14/15 (CHANGE IN OPEN INTEREST:          0)
     -90        0        0       90        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    14.8     15.7      0.4     79.8     80.2     95.0     96.3      5.0      3.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       31)
       3        2        2       21       20       25       23
 
 
PJM.WESTERN HUB_month_off_rtp - NODAL EXCHANGE                       Code-064FKF
FUTURES ONLY POSITIONS AS OF 04/21/15                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       21,470
COMMITMENTS
     125    1,340      735   19,445   18,620   20,305   20,695    1,165      775

CHANGES FROM 04/14/15 (CHANGE IN OPEN INTEREST:        300)
       0        0        0      300      300      300      300        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     0.6      6.2      3.4     90.6     86.7     94.6     96.4      5.4      3.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       26)
       1        2        3       19       17       22       20



Updated April 24, 2015