PJM.AEP-DAYTON HUB_month_on_dap - NODAL EXCHANGE                     Code-064DLW
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/31/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       47,883
COMMITMENTS
      25      100        0   44,566   44,194   44,591   44,294    3,292    3,589

CHANGES FROM 05/24/16 (CHANGE IN OPEN INTEREST:      1,920)
       0        0        0    1,920    1,920    1,920    1,920        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.1      0.2      0.0     93.1     92.3     93.1     92.5      6.9      7.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       28)
       1        1        0       17       21       18       22                  
 
 
PJM.AEP-DAYTON HUB_month_off_dap - NODAL EXCHANGE                    Code-064DLX
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/31/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       41,677
COMMITMENTS
      25      100        0   38,512   37,895   38,537   37,995    3,140    3,682

CHANGES FROM 05/24/16 (CHANGE IN OPEN INTEREST:      1,920)
       0        0        0    1,920    1,920    1,920    1,920        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.1      0.2      0.0     92.4     90.9     92.5     91.2      7.5      8.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       25)
       1        1        0       15       20       16       21                  
 
 
PJM.BGE_month_on_dap - NODAL EXCHANGE                                Code-064DPQ
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/31/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       23,795
COMMITMENTS
      25   11,410      675   20,855   10,405   21,555   22,490    2,240    1,305

CHANGES FROM 05/24/16 (CHANGE IN OPEN INTEREST:        400)
       0       25        0      400      375      400      400        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.1     48.0      2.8     87.6     43.7     90.6     94.5      9.4      5.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       27)
       1        5        2       16       14       18       20                  
 
 
PJM.BGE_month_off_dap - NODAL EXCHANGE                               Code-064DPR
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/31/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       22,075
COMMITMENTS
       0   10,730      475   19,405    9,465   19,880   20,670    2,195    1,405

CHANGES FROM 05/24/16 (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     48.6      2.2     87.9     42.9     90.1     93.6      9.9      6.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       24)
       0        4        1       15       12       16       16                  
 
 
PJM.PECO_month_on_dap - NODAL EXCHANGE                               Code-064EUY
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/31/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       24,228
COMMITMENTS
   5,280        0      495   17,241   22,521   23,016   23,016    1,212    1,212

CHANGES FROM 05/24/16 (CHANGE IN OPEN INTEREST:        955)
       0        0        0      927      927      927      927       28       28

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    21.8      0.0      2.0     71.2     93.0     95.0     95.0      5.0      5.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
       4        0        1       16        9       20       10                  
 
 
PJM.PECO_month_off_dap - NODAL EXCHANGE                              Code-064EUZ
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/31/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       21,511
COMMITMENTS
   5,175        0      330   14,904   20,079   20,409   20,409    1,102    1,102

CHANGES FROM 05/24/16 (CHANGE IN OPEN INTEREST:      1,135)
     150        0        0      830      995      980      995      155      140

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    24.1      0.0      1.5     69.3     93.3     94.9     94.9      5.1      5.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       24)
       4        0        2       18       10       22       12                  
 
 
PJM.PEPCO_month_on_dap - NODAL EXCHANGE                              Code-064EVG
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/31/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       32,142
COMMITMENTS
     150   13,107        0   31,295   18,860   31,445   31,967      697      175

CHANGES FROM 05/24/16 (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     40.8      0.0     97.4     58.7     97.8     99.5      2.2      0.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       25)
       1        3        0       15       13       16       16                  
 
 
PJM.PEPCO_month_off_dap - NODAL EXCHANGE                             Code-064EVH
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/31/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       26,265
COMMITMENTS
       0   11,015        0   25,600   15,095   25,600   26,110      665      155

CHANGES FROM 05/24/16 (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     41.9      0.0     97.5     57.5     97.5     99.4      2.5      0.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       0        2        0       14       10       14       12                  
 
 
PJM.PSEG_month_on_dap - NODAL EXCHANGE                               Code-064EXE
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/31/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       29,810
COMMITMENTS
   2,970    1,210      795   25,140   26,880   28,905   28,885      905      925

CHANGES FROM 05/24/16 (CHANGE IN OPEN INTEREST:          0)
       0       75        0        0      -75        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    10.0      4.1      2.7     84.3     90.2     97.0     96.9      3.0      3.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
       2        2        1       16       12       18       15                  
 
 
PJM.PSEG_month_off_dap - NODAL EXCHANGE                              Code-064EXF
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/31/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       28,830
COMMITMENTS
       0    3,315      420   26,480   23,120   26,900   26,855    1,930    1,975

CHANGES FROM 05/24/16 (CHANGE IN OPEN INTEREST:         75)
       0       75        0       75        0       75       75        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0     11.5      1.5     91.8     80.2     93.3     93.1      6.7      6.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
       0        3        1       14       12       15       15                  
 
 
PJM.WESTERN HUB_month_on_dap - NODAL EXCHANGE                        Code-064FHK
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/31/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:      114,162
COMMITMENTS
  23,870    2,190      517   83,751  105,431  108,138  108,138    6,024    6,024

CHANGES FROM 05/24/16 (CHANGE IN OPEN INTEREST:       -880)
      75      225       25     -840     -990     -740     -740     -140     -140

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    20.9      1.9      0.5     73.4     92.4     94.7     94.7      5.3      5.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       41)
       3        2        4       23       29       29       33                  
 
 
PJM.WESTERN HUB_month_off_dap - NODAL EXCHANGE                       Code-064FHL
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/31/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:      107,298
COMMITMENTS
  26,065        0      450   74,983  101,048  101,498  101,498    5,800    5,800

CHANGES FROM 05/24/16 (CHANGE IN OPEN INTEREST:      1,287)
     -65     -165      300      647      747      882      882      405      405

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    24.3      0.0      0.4     69.9     94.2     94.6     94.6      5.4      5.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       39)
       5        0        2       20       30       25       32                  
 
 
PJM.AEP-DAYTON HUB_month_off_rtp - NODAL EXCHANGE                    Code-064FKB
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/31/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       15,615
COMMITMENTS
     600      300        0   14,835   15,075   15,435   15,375      180      240

CHANGES FROM 05/24/16 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     3.8      1.9      0.0     95.0     96.5     98.8     98.5      1.2      1.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       1        1        0       16       13       17       14                  
 
 
PJM.WESTERN HUB_month_on_rtp - NODAL EXCHANGE                        Code-064FKE
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/31/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       28,025
COMMITMENTS
      50    1,600      125   26,040   24,500   26,215   26,225    1,810    1,800

CHANGES FROM 05/24/16 (CHANGE IN OPEN INTEREST:        100)
       0        0        0      100      100      100      100        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.2      5.7      0.4     92.9     87.4     93.5     93.6      6.5      6.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       30)
       1        2        1       20       19       22       21                  
 
 
PJM.WESTERN HUB_month_off_rtp - NODAL EXCHANGE                       Code-064FKF
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/31/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       21,975
COMMITMENTS
       0      400      125   20,895   20,480   21,020   21,005      955      970

CHANGES FROM 05/24/16 (CHANGE IN OPEN INTEREST:        100)
       0        0        0       75       75       75       75       25       25

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.0      1.8      0.6     95.1     93.2     95.7     95.6      4.3      4.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       24)
       0        1        1       16       18       17       19                  
 
 
PJM.ATSI_month_on_dap - NODAL EXCHANGE                               Code-064FZA
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/31/16          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
Megawatt Hours (MWh)                                 OPEN INTEREST:       16,160
COMMITMENTS
     150       25        0   15,310   15,595   15,460   15,620      700      540

CHANGES FROM 05/24/16 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
     0.9      0.2      0.0     94.7     96.5     95.7     96.7      4.3      3.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       2        1        0       16       10       18       11                  



Updated June 3, 2016