ISONE..H.INTERNAL_HUB_month_on_dap - NODAL EXCHANGE                  Code-064AAA
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/27/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       27,112
COMMITMENTS
       0        0        0   25,542   25,947   25,542   25,947    1,570    1,165

CHANGES FROM 12/20/16 (CHANGE IN OPEN INTEREST:        840)
       0        0        0      540      540      540      540      300      300

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      0.0      0.0     94.2     95.7     94.2     95.7      5.8      4.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       20)
       0        0        0       12       15       12       15                  
 
 
NYISO.HUD VL_month_on_dap - NODAL EXCHANGE                           Code-064CXO
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/27/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       13,246
COMMITMENTS
   6,260      225    1,225    4,451   10,306   11,936   11,756    1,310    1,490

CHANGES FROM 12/20/16 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    47.3      1.7      9.2     33.6     77.8     90.1     88.8      9.9     11.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       1        2        1        9       14       10       17                  
 
 
PJM.AEP-DAYTON HUB_month_on_dap - NODAL EXCHANGE                     Code-064DLW
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/27/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       40,844
COMMITMENTS
       0      700        0   37,777   36,962   37,777   37,662    3,067    3,182

CHANGES FROM 12/20/16 (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      1.7      0.0     92.5     90.5     92.5     92.2      7.5      7.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       25)
       0        1        0       17       18       17       19                  
 
 
PJM.AEP-DAYTON HUB_month_off_dap - NODAL EXCHANGE                    Code-064DLX
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/27/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       37,010
COMMITMENTS
       0      700        0   33,633   32,838   33,633   33,538    3,377    3,472

CHANGES FROM 12/20/16 (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      1.9      0.0     90.9     88.7     90.9     90.6      9.1      9.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       24)
       0        1        0       13       18       13       19                  
 
 
PJM.BGE_month_on_dap - NODAL EXCHANGE                                Code-064DPQ
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/27/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       36,205
COMMITMENTS
       0   22,630      105   34,455   12,245   34,560   34,980    1,645    1,225

CHANGES FROM 12/20/16 (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     62.5      0.3     95.2     33.8     95.5     96.6      4.5      3.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       26)
       0        6        1       16       12       17       18                  
 
 
PJM.BGE_month_off_dap - NODAL EXCHANGE                               Code-064DPR
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/27/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       33,005
COMMITMENTS
       0   17,060      360   30,865   14,105   31,225   31,525    1,780    1,480

CHANGES FROM 12/20/16 (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     51.7      1.1     93.5     42.7     94.6     95.5      5.4      4.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       25)
       0        5        2       14       13       16       18                  
 
 
PJM.PECO_month_on_dap - NODAL EXCHANGE                               Code-064EUY
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/27/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       28,688
COMMITMENTS
   2,845    3,010      255   23,921   23,836   27,021   27,101    1,667    1,587

CHANGES FROM 12/20/16 (CHANGE IN OPEN INTEREST:        175)
       0      225        0      775      350      775      575     -600     -400

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     9.9     10.5      0.9     83.4     83.1     94.2     94.5      5.8      5.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       25)
       2        3        4       19       11       23       16                  
 
 
PJM.PECO_month_off_dap - NODAL EXCHANGE                              Code-064EUZ
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/27/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       24,928
COMMITMENTS
   3,160    3,135      100   20,115   20,311   23,375   23,546    1,553    1,382

CHANGES FROM 12/20/16 (CHANGE IN OPEN INTEREST:        150)
       0      225        0      645      320      645      545     -495     -395

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    12.7     12.6      0.4     80.7     81.5     93.8     94.5      6.2      5.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
       2        3        1       17       11       20       14                  
 
 
PJM.PEPCO_month_on_dap - NODAL EXCHANGE                              Code-064EVG
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/27/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       46,820
COMMITMENTS
     200   16,650        0   46,120   29,790   46,320   46,440      500      380

CHANGES FROM 12/20/16 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.4     35.6      0.0     98.5     63.6     98.9     99.2      1.1      0.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       27)
       1        4        0       15       13       16       17                  
 
 
PJM.PEPCO_month_off_dap - NODAL EXCHANGE                             Code-064EVH
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/27/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       40,265
COMMITMENTS
       0   15,850        0   39,680   23,935   39,680   39,785      585      480

CHANGES FROM 12/20/16 (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     39.4      0.0     98.5     59.4     98.5     98.8      1.5      1.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
       0        4        0       13        9       13       13                  
 
 
PJM.PPL_month_on_dap - NODAL EXCHANGE                                Code-064EWU
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/27/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       31,720
COMMITMENTS
   1,200    1,930      405   28,685   27,655   30,290   29,990    1,430    1,730

CHANGES FROM 12/20/16 (CHANGE IN OPEN INTEREST:       -375)
       0        0        0       45     -375       45     -375     -420        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     3.8      6.1      1.3     90.4     87.2     95.5     94.5      4.5      5.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       28)
       1        4        4       18       10       23       15                  
 
 
PJM.PPL_month_off_dap - NODAL EXCHANGE                               Code-064EWV
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/27/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       31,410
COMMITMENTS
   1,255    1,545      760   28,415   27,825   30,430   30,130      980    1,280

CHANGES FROM 12/20/16 (CHANGE IN OPEN INTEREST:       -375)
       0        0        0      -35     -335      -35     -335     -340      -40

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     4.0      4.9      2.4     90.5     88.6     96.9     95.9      3.1      4.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       27)
       3        1        4       19        9       24       13                  
 
 
PJM.PSEG_month_on_dap - NODAL EXCHANGE                               Code-064EXE
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/27/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       34,114
COMMITMENTS
   5,440    1,920      780   26,059   29,584   32,279   32,284    1,835    1,830

CHANGES FROM 12/20/16 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    15.9      5.6      2.3     76.4     86.7     94.6     94.6      5.4      5.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       29)
       3        3        4       20       12       25       17                  
 
 
PJM.PSEG_month_off_dap - NODAL EXCHANGE                              Code-064EXF
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/27/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       25,435
COMMITMENTS
     940    1,600      345   22,480   21,830   23,765   23,775    1,670    1,660

CHANGES FROM 12/20/16 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     3.7      6.3      1.4     88.4     85.8     93.4     93.5      6.6      6.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       27)
       2        2        2       19       11       21       15                  
 
 
PJM.WESTERN HUB_month_on_dap - NODAL EXCHANGE                        Code-064FHK
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/27/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:      123,629
COMMITMENTS
  37,065        0      440   79,405  116,770  116,910  117,210    6,719    6,419

CHANGES FROM 12/20/16 (CHANGE IN OPEN INTEREST:         90)
     225        0        0      -95      660      130      660      -40     -570

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    30.0      0.0      0.4     64.2     94.5     94.6     94.8      5.4      5.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       40)
       6        0        3       21       29       27       32                  
 
 
PJM.WESTERN HUB_month_off_dap - NODAL EXCHANGE                       Code-064FHL
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/27/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:      111,359
COMMITMENTS
  35,060        0      150   70,833  106,157  106,043  106,307    5,316    5,052

CHANGES FROM 12/20/16 (CHANGE IN OPEN INTEREST:         95)
     225        0        0     -165      610       60      610       35     -515

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    31.5      0.0      0.1     63.6     95.3     95.2     95.5      4.8      4.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       37)
       5        0        1       18       28       23       29                  
 
 
PJM.AEP-DAYTON HUB_month_on_rtp - NODAL EXCHANGE                     Code-064FKA
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/27/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       20,045
COMMITMENTS
     100      250       25   18,990   18,830   19,115   19,105      930      940

CHANGES FROM 12/20/16 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.5      1.2      0.1     94.7     93.9     95.4     95.3      4.6      4.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       26)
       1        2        1       22       13       24       15                  
 
 
PJM.AEP-DAYTON HUB_month_off_rtp - NODAL EXCHANGE                    Code-064FKB
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/27/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       18,510
COMMITMENTS
     950      250        0   17,265   17,955   18,215   18,205      295      305

CHANGES FROM 12/20/16 (CHANGE IN OPEN INTEREST:        550)
       0        0        0      550      550      550      550        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     5.1      1.4      0.0     93.3     97.0     98.4     98.4      1.6      1.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       25)
       1        2        0       18       13       19       15                  
 
 
PJM.WESTERN HUB_month_on_rtp - NODAL EXCHANGE                        Code-064FKE
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/27/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       37,765
COMMITMENTS
       0    3,155        0   33,500   30,345   33,500   33,500    4,265    4,265

CHANGES FROM 12/20/16 (CHANGE IN OPEN INTEREST:          0)
       0        0        0     -350        0     -350        0      350        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      8.4      0.0     88.7     80.4     88.7     88.7     11.3     11.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       31)
       0        4        0       20       18       20       22                  
 
 
PJM.WESTERN HUB_month_off_rtp - NODAL EXCHANGE                       Code-064FKF
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/27/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       26,905
COMMITMENTS
     100    1,150        0   22,805   21,755   22,905   22,905    4,000    4,000

CHANGES FROM 12/20/16 (CHANGE IN OPEN INTEREST:          0)
       0        0        0     -175      175     -175      175      175     -175

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.4      4.3      0.0     84.8     80.9     85.1     85.1     14.9     14.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       25)
       1        1        0       18       16       19       17                  



Updated December 30, 2016