MISO.INDIANA.HUB_month_on_dap - NODAL EXCHANGE                       Code-064BFI
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/26/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       21,451
COMMITMENTS
   1,975      540      130   18,505   19,875   20,610   20,545      841      906

CHANGES FROM 05/19/15 (CHANGE IN OPEN INTEREST:         50)
       0        0        0        0        0        0        0       50       50

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     9.2      2.5      0.6     86.3     92.7     96.1     95.8      3.9      4.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       24)
       2        1        1       12       14       14       16
 
 
MISO.INDIANA.HUB_month_off_dap - NODAL EXCHANGE                      Code-064BFJ
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/26/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       19,361
COMMITMENTS
   1,116      610      175   17,336   17,746   18,627   18,531      734      830

CHANGES FROM 05/19/15 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     5.8      3.2      0.9     89.5     91.7     96.2     95.7      3.8      4.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       1        2        1       10       14       12       16
 
 
PJM.AEP-DAYTON HUB_month_on_dap - NODAL EXCHANGE                     Code-064DLW
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/26/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       61,030
COMMITMENTS
     840       50      145   58,316   58,876   59,301   59,071    1,729    1,959

CHANGES FROM 05/19/15 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     1.4      0.1      0.2     95.6     96.5     97.2     96.8      2.8      3.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       28)
       2        1        1       16       21       18       23
 
 
PJM.AEP-DAYTON HUB_month_off_dap - NODAL EXCHANGE                    Code-064DLX
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/26/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       56,787
COMMITMENTS
     840        0      145   54,362   54,255   55,347   54,400    1,440    2,387

CHANGES FROM 05/19/15 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     1.5      0.0      0.3     95.7     95.5     97.5     95.8      2.5      4.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       25)
       2        0        1       16       19       18       20
 
 
PJM.BGE_month_on_dap - NODAL EXCHANGE                                Code-064DPQ
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/26/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       11,225
COMMITMENTS
     750        0        0   10,145   11,105   10,895   11,105      330      120

CHANGES FROM 05/19/15 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     6.7      0.0      0.0     90.4     98.9     97.1     98.9      2.9      1.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       22)
       2        0        0       14        9       16        9
 
 
PJM.JCPL_month_on_dap - NODAL EXCHANGE                               Code-064EJI
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/26/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:        9,210
COMMITMENTS
       0      340        0    9,090    8,870    9,090    9,210      120        0

CHANGES FROM 05/19/15 (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      3.7      0.0     98.7     96.3     98.7    100.0      1.3      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       0        1        0       12       14       12       15
 
 
PJM.PECO_month_on_dap - NODAL EXCHANGE                               Code-064EUY
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/26/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       13,845
COMMITMENTS
      50    2,410       50   13,400   11,130   13,500   13,590      345      255

CHANGES FROM 05/19/15 (CHANGE IN OPEN INTEREST:        300)
       0      300        0      300        0      300      300        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     0.4     17.4      0.4     96.8     80.4     97.5     98.2      2.5      1.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       22)
       1        2        1       16        8       17       11
 
 
PJM.PECO_month_off_dap - NODAL EXCHANGE                              Code-064EUZ
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/26/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       10,375
COMMITMENTS
       0    4,280        0   10,225    6,035   10,225   10,315      150       60

CHANGES FROM 05/19/15 (CHANGE IN OPEN INTEREST:          .)
       .        .        .        .        .        .        .        .        .

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     0.0     41.3      0.0     98.6     58.2     98.6     99.4      1.4      0.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       20)
       0        2        0       15        9       15       11
 
 
PJM.PEPCO_month_on_dap - NODAL EXCHANGE                              Code-064EVG
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/26/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       11,460
COMMITMENTS
       0    1,435      305   10,845    9,500   11,150   11,240      310      220

CHANGES FROM 05/19/15 (CHANGE IN OPEN INTEREST:        100)
       0      100        0      100        0      100      100        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     0.0     12.5      2.7     94.6     82.9     97.3     98.1      2.7      1.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       22)
       0        2        1       15       12       16       14
 
 
PJM.PSEG_month_on_dap - NODAL EXCHANGE                               Code-064EXE
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/26/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       25,938
COMMITMENTS
     100    5,555        0   25,653   20,243   25,753   25,798      185      140

CHANGES FROM 05/19/15 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     0.4     21.4      0.0     98.9     78.0     99.3     99.5      0.7      0.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       1        1        0       14       13       15       14
 
 
PJM.PSEG_month_off_dap - NODAL EXCHANGE                              Code-064EXF
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/26/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       25,080
COMMITMENTS
       0    4,980        0   24,945   19,995   24,945   24,975      135      105

CHANGES FROM 05/19/15 (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     19.9      0.0     99.5     79.7     99.5     99.6      0.5      0.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       0        1        0       15       10       15       11
 
 
PJM.WESTERN HUB_month_on_dap - NODAL EXCHANGE                        Code-064FHK
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/26/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       71,674
COMMITMENTS
  13,828      230      593   54,293   67,891   68,714   68,714    2,960    2,960

CHANGES FROM 05/19/15 (CHANGE IN OPEN INTEREST:        400)
     400        0        0        0      400      400      400        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    19.3      0.3      0.8     75.7     94.7     95.9     95.9      4.1      4.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       36)
       4        1        4       24       24       29       28
 
 
PJM.WESTERN HUB_month_off_dap - NODAL EXCHANGE                       Code-064FHL
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/26/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       66,435
COMMITMENTS
  16,157        0        0   48,230   64,210   64,387   64,210    2,048    2,225

CHANGES FROM 05/19/15 (CHANGE IN OPEN INTEREST:        400)
     300        0        0     -100      200      200      200      200      200

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    24.3      0.0      0.0     72.6     96.7     96.9     96.7      3.1      3.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       35)
       3        0        0       22       25       25       25
 
 
PJM.AEP-DAYTON HUB_month_on_rtp - NODAL EXCHANGE                     Code-064FKA
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/26/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       28,141
COMMITMENTS
   2,800    4,475        0   24,230   22,730   27,030   27,205    1,111      936

CHANGES FROM 05/19/15 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     9.9     15.9      0.0     86.1     80.8     96.1     96.7      3.9      3.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       27)
       2        2        0       20       18       22       20
 
 
PJM.AEP-DAYTON HUB_month_off_rtp - NODAL EXCHANGE                    Code-064FKB
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/26/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       24,050
COMMITMENTS
     600        0      600   22,760   23,280   23,960   23,880       90      170

CHANGES FROM 05/19/15 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     2.5      0.0      2.5     94.6     96.8     99.6     99.3      0.4      0.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       26)
       2        0        1       22       15       24       16
 
 
PJM.N ILLINOIS HUB_month_off_rtp - NODAL EXCHANGE                    Code-064FKD
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/26/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       10,075
COMMITMENTS
   1,200      200        0    8,335    9,525    9,535    9,725      540      350

CHANGES FROM 05/19/15 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    11.9      2.0      0.0     82.7     94.5     94.6     96.5      5.4      3.5

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
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/26/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       28,489
COMMITMENTS
   3,270    4,000       89   23,920   23,325   27,279   27,414    1,210    1,075

CHANGES FROM 05/19/15 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    11.5     14.0      0.3     84.0     81.9     95.8     96.2      4.2      3.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       31)
       4        2        1       19       20       23       23
 
 
PJM.WESTERN HUB_month_off_rtp - NODAL EXCHANGE                       Code-064FKF
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/26/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       20,585
COMMITMENTS
     150    1,370      660   18,780   17,880   19,590   19,910      995      675

CHANGES FROM 05/19/15 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     0.7      6.7      3.2     91.2     86.9     95.2     96.7      4.8      3.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       25)
       1        2        2       17       17       19       20



Updated May 29, 2015