PJM.AEP-DAYTON HUB_month_on_dap - NODAL EXCHANGE                                                        Code-064DLW
Commitments of Traders with Delta-adjusted Options and Futures Combined, May 31, 2016                              
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    47,883:        25        100          0     44,566     44,194     44,591     44,294:     3,292      3,589
Old  :    47,883:        25        100          0     44,566     44,194     44,591     44,294:     3,292      3,589
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 24, 2016                         :
     :     1,920:         0          0          0      1,920      1,920      1,920      1,920:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.1        0.2        0.0       93.1       92.3       93.1       92.5:       6.9        7.5
Old  :     100.0:       0.1        0.2        0.0       93.1       92.3       93.1       92.5:       6.9        7.5
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        28:         1          1          0         17         21         18         22:
Old  :        28:         1          1          0         17         21         18         22:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 80.2       56.3       88.9       81.7       76.9       52.0       79.4       71.1
Old  :                 80.2       56.3       88.9       81.7       76.9       52.0       79.4       71.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.AEP-DAYTON HUB_month_off_dap - NODAL EXCHANGE                                                       Code-064DLX
Commitments of Traders with Delta-adjusted Options and Futures Combined, May 31, 2016                              
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    41,677:        25        100          0     38,512     37,895     38,537     37,995:     3,140      3,682
Old  :    41,677:        25        100          0     38,512     37,895     38,537     37,995:     3,140      3,682
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 24, 2016                         :
     :     1,920:         0          0          0      1,920      1,920      1,920      1,920:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.1        0.2        0.0       92.4       90.9       92.5       91.2:       7.5        8.8
Old  :     100.0:       0.1        0.2        0.0       92.4       90.9       92.5       91.2:       7.5        8.8
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        25:         1          1          0         15         20         16         21:
Old  :        25:         1          1          0         15         20         16         21:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 78.4       52.8       87.9       82.4       75.5       45.6       78.3       72.0
Old  :                 78.4       52.8       87.9       82.4       75.5       45.6       78.3       72.0
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.BGE_month_on_dap - NODAL EXCHANGE                                                                   Code-064DPQ
Commitments of Traders with Delta-adjusted Options and Futures Combined, May 31, 2016                              
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    23,795:        25     11,410        675     20,855     10,405     21,555     22,490:     2,240      1,305
Old  :    23,795:        25     11,410        675     20,855     10,405     21,555     22,490:     2,240      1,305
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 24, 2016                         :
     :       400:         0         25          0        400        375        400        400:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.1       48.0        2.8       87.6       43.7       90.6       94.5:       9.4        5.5
Old  :     100.0:       0.1       48.0        2.8       87.6       43.7       90.6       94.5:       9.4        5.5
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        27:         1          5          2         16         14         18         20:
Old  :        27:         1          5          2         16         14         18         20:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 54.2       72.1       76.0       85.5       34.2       53.5       48.9       59.6
Old  :                 54.2       72.1       76.0       85.5       34.2       53.5       48.9       59.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.BGE_month_off_dap - NODAL EXCHANGE                                                                  Code-064DPR
Commitments of Traders with Delta-adjusted Options and Futures Combined, May 31, 2016                              
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    22,075:         0     10,730        475     19,405      9,465     19,880     20,670:     2,195      1,405
Old  :    22,075:         0     10,730        475     19,405      9,465     19,880     20,670:     2,195      1,405
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 24, 2016                         :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0       48.6        2.2       87.9       42.9       90.1       93.6:       9.9        6.4
Old  :     100.0:       0.0       48.6        2.2       87.9       42.9       90.1       93.6:       9.9        6.4
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        24:         0          4          1         15         12         16         16:
Old  :        24:         0          4          1         15         12         16         16:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 52.4       75.7       76.4       88.3       33.9       55.4       48.1       61.4
Old  :                 52.4       75.7       76.4       88.3       33.9       55.4       48.1       61.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.PECO_month_on_dap - NODAL EXCHANGE                                                                  Code-064EUY
Commitments of Traders with Delta-adjusted Options and Futures Combined, May 31, 2016                              
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    24,228:     5,280          0        495     17,241     22,521     23,016     23,016:     1,212      1,212
Old  :    24,228:     5,280          0        495     17,241     22,521     23,016     23,016:     1,212      1,212
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 24, 2016                         :
     :       955:         0          0          0        927        927        927        927:        28         28
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      21.8        0.0        2.0       71.2       93.0       95.0       95.0:       5.0        5.0
Old  :     100.0:      21.8        0.0        2.0       71.2       93.0       95.0       95.0:       5.0        5.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        23:         4          0          1         16          9         20         10:
Old  :        23:         4          0          1         16          9         20         10:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 48.6       85.1       76.4       93.6       42.6       73.6       64.7       75.8
Old  :                 48.6       85.1       76.4       93.6       42.6       73.6       64.7       75.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.PECO_month_off_dap - NODAL EXCHANGE                                                                 Code-064EUZ
Commitments of Traders with Delta-adjusted Options and Futures Combined, May 31, 2016                              
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    21,511:     5,175          0        330     14,904     20,079     20,409     20,409:     1,102      1,102
Old  :    21,511:     5,175          0        330     14,904     20,079     20,409     20,409:     1,102      1,102
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 24, 2016                         :
     :     1,135:       150          0          0        830        995        980        995:       155        140
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      24.1        0.0        1.5       69.3       93.3       94.9       94.9:       5.1        5.1
Old  :     100.0:      24.1        0.0        1.5       69.3       93.3       94.9       94.9:       5.1        5.1
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        24:         4          0          2         18         10         22         12:
Old  :        24:         4          0          2         18         10         22         12:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 50.1       85.4       74.8       93.2       40.4       61.8       57.1       65.2
Old  :                 50.1       85.4       74.8       93.2       40.4       61.8       57.1       65.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.PEPCO_month_on_dap - NODAL EXCHANGE                                                                 Code-064EVG
Commitments of Traders with Delta-adjusted Options and Futures Combined, May 31, 2016                              
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    32,142:       150     13,107          0     31,295     18,860     31,445     31,967:       697        175
Old  :    32,142:       150     13,107          0     31,295     18,860     31,445     31,967:       697        175
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 24, 2016                         :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.5       40.8        0.0       97.4       58.7       97.8       99.5:       2.2        0.5
Old  :     100.0:       0.5       40.8        0.0       97.4       58.7       97.8       99.5:       2.2        0.5
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        25:         1          3          0         15         13         16         16:
Old  :        25:         1          3          0         15         13         16         16:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 73.7       93.1       90.3       97.6       63.2       85.8       79.4       88.4
Old  :                 73.7       93.1       90.3       97.6       63.2       85.8       79.4       88.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.PEPCO_month_off_dap - NODAL EXCHANGE                                                                Code-064EVH
Commitments of Traders with Delta-adjusted Options and Futures Combined, May 31, 2016                              
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    26,265:         0     11,015          0     25,600     15,095     25,600     26,110:       665        155
Old  :    26,265:         0     11,015          0     25,600     15,095     25,600     26,110:       665        155
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 24, 2016                         :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0       41.9        0.0       97.5       57.5       97.5       99.4:       2.5        0.6
Old  :     100.0:       0.0       41.9        0.0       97.5       57.5       97.5       99.4:       2.5        0.6
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        21:         0          2          0         14         10         14         12:
Old  :        21:         0          2          0         14         10         14         12:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 72.9       93.8       90.1       97.4       64.1       87.9       80.8       90.0
Old  :                 72.9       93.8       90.1       97.4       64.1       87.9       80.8       90.0
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.PSEG_month_on_dap - NODAL EXCHANGE                                                                  Code-064EXE
Commitments of Traders with Delta-adjusted Options and Futures Combined, May 31, 2016                              
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    29,810:     2,970      1,210        795     25,140     26,880     28,905     28,885:       905        925
Old  :    29,810:     2,970      1,210        795     25,140     26,880     28,905     28,885:       905        925
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 24, 2016                         :
     :         0:         0         75          0          0        -75          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      10.0        4.1        2.7       84.3       90.2       97.0       96.9:       3.0        3.1
Old  :     100.0:      10.0        4.1        2.7       84.3       90.2       97.0       96.9:       3.0        3.1
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        23:         2          2          1         16         12         18         15:
Old  :        23:         2          2          1         16         12         18         15:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 60.7       80.3       82.4       93.7       57.9       79.5       78.4       89.4
Old  :                 60.7       80.3       82.4       93.7       57.9       79.5       78.4       89.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.PSEG_month_off_dap - NODAL EXCHANGE                                                                 Code-064EXF
Commitments of Traders with Delta-adjusted Options and Futures Combined, May 31, 2016                              
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    28,830:         0      3,315        420     26,480     23,120     26,900     26,855:     1,930      1,975
Old  :    28,830:         0      3,315        420     26,480     23,120     26,900     26,855:     1,930      1,975
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 24, 2016                         :
     :        75:         0         75          0         75          0         75         75:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0       11.5        1.5       91.8       80.2       93.3       93.1:       6.7        6.9
Old  :     100.0:       0.0       11.5        1.5       91.8       80.2       93.3       93.1:       6.7        6.9
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        23:         0          3          1         14         12         15         15:
Old  :        23:         0          3          1         14         12         15         15:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 53.5       78.3       76.1       90.9       48.9       76.9       70.9       85.9
Old  :                 53.5       78.3       76.1       90.9       48.9       76.9       70.9       85.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.WESTERN HUB_month_on_dap - NODAL EXCHANGE                                                           Code-064FHK
Commitments of Traders with Delta-adjusted Options and Futures Combined, May 31, 2016                              
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :   114,162:    23,870      2,190        517     83,751    105,431    108,138    108,138:     6,024      6,024
Old  :   114,162:    23,870      2,190        517     83,751    105,431    108,138    108,138:     6,024      6,024
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 24, 2016                         :
     :      -880:        75        225         25       -840       -990       -740       -740:      -140       -140
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      20.9        1.9        0.5       73.4       92.4       94.7       94.7:       5.3        5.3
Old  :     100.0:      20.9        1.9        0.5       73.4       92.4       94.7       94.7:       5.3        5.3
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        41:         3          2          4         23         29         29         33:
Old  :        41:         3          2          4         23         29         29         33:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 61.0       51.8       85.9       68.5       54.7       51.4       76.1       67.4
Old  :                 61.0       51.8       85.9       68.5       54.7       51.4       76.1       67.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.WESTERN HUB_month_off_dap - NODAL EXCHANGE                                                          Code-064FHL
Commitments of Traders with Delta-adjusted Options and Futures Combined, May 31, 2016                              
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :   107,298:    26,065          0        450     74,983    101,048    101,498    101,498:     5,800      5,800
Old  :   107,298:    26,065          0        450     74,983    101,048    101,498    101,498:     5,800      5,800
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 24, 2016                         :
     :     1,287:       -65       -165        300        647        747        882        882:       405        405
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      24.3        0.0        0.4       69.9       94.2       94.6       94.6:       5.4        5.4
Old  :     100.0:      24.3        0.0        0.4       69.9       94.2       94.6       94.6:       5.4        5.4
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        39:         5          0          2         20         30         25         32:
Old  :        39:         5          0          2         20         30         25         32:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 68.1       48.0       86.0       66.4       61.4       43.8       73.4       60.0
Old  :                 68.1       48.0       86.0       66.4       61.4       43.8       73.4       60.0
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.AEP-DAYTON HUB_month_off_rtp - NODAL EXCHANGE                                                       Code-064FKB
Commitments of Traders with Delta-adjusted Options and Futures Combined, May 31, 2016                              
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    15,615:       600        300          0     14,835     15,075     15,435     15,375:       180        240
Old  :    15,615:       600        300          0     14,835     15,075     15,435     15,375:       180        240
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 24, 2016                         :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       3.8        1.9        0.0       95.0       96.5       98.8       98.5:       1.2        1.5
Old  :     100.0:       3.8        1.9        0.0       95.0       96.5       98.8       98.5:       1.2        1.5
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        21:         1          1          0         16         13         17         14:
Old  :        21:         1          1          0         16         13         17         14:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 56.4       66.9       80.6       89.3       54.5       61.8       73.1       76.0
Old  :                 56.4       66.9       80.6       89.3       54.5       61.8       73.1       76.0
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.WESTERN HUB_month_on_rtp - NODAL EXCHANGE                                                           Code-064FKE
Commitments of Traders with Delta-adjusted Options and Futures Combined, May 31, 2016                              
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    28,025:        50      1,600        125     26,040     24,500     26,215     26,225:     1,810      1,800
Old  :    28,025:        50      1,600        125     26,040     24,500     26,215     26,225:     1,810      1,800
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 24, 2016                         :
     :       100:         0          0          0        100        100        100        100:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.2        5.7        0.4       92.9       87.4       93.5       93.6:       6.5        6.4
Old  :     100.0:       0.2        5.7        0.4       92.9       87.4       93.5       93.6:       6.5        6.4
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        30:         1          2          1         20         19         22         21:
Old  :        30:         1          2          1         20         19         22         21:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 49.1       40.8       71.2       64.9       40.2       37.1       54.8       54.3
Old  :                 49.1       40.8       71.2       64.9       40.2       37.1       54.8       54.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.WESTERN HUB_month_off_rtp - NODAL EXCHANGE                                                          Code-064FKF
Commitments of Traders with Delta-adjusted Options and Futures Combined, May 31, 2016                              
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    21,975:         0        400        125     20,895     20,480     21,020     21,005:       955        970
Old  :    21,975:         0        400        125     20,895     20,480     21,020     21,005:       955        970
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 24, 2016                         :
     :       100:         0          0          0         75         75         75         75:        25         25
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        1.8        0.6       95.1       93.2       95.7       95.6:       4.3        4.4
Old  :     100.0:       0.0        1.8        0.6       95.1       93.2       95.7       95.6:       4.3        4.4
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        24:         0          1          1         16         18         17         19:
Old  :        24:         0          1          1         16         18         17         19:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 54.4       46.9       78.0       75.3       42.0       32.6       55.9       50.5
Old  :                 54.4       46.9       78.0       75.3       42.0       32.6       55.9       50.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.ATSI_month_on_dap - NODAL EXCHANGE                                                                  Code-064FZA
Commitments of Traders with Delta-adjusted Options and Futures Combined, May 31, 2016                              
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    16,160:       150         25          0     15,310     15,595     15,460     15,620:       700        540
Old  :    16,160:       150         25          0     15,310     15,595     15,460     15,620:       700        540
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 24, 2016                         :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.9        0.2        0.0       94.7       96.5       95.7       96.7:       4.3        3.3
Old  :     100.0:       0.9        0.2        0.0       94.7       96.5       95.7       96.7:       4.3        3.3
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        21:         2          1          0         16         10         18         11:
Old  :        21:         2          1          0         16         10         18         11:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 58.2       85.5       81.6       95.7       51.1       60.1       63.5       67.9
Old  :                 58.2       85.5       81.6       95.7       51.1       60.1       63.5       67.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 



Updated June 3, 2016