MISO.INDIANA.HUB_month_on_dap - NODAL EXCHANGE                                                          Code-064BFI
Commitments of Traders - Futures Only, April 28, 2015                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    20,802:     1,297        570          0     18,940     19,612     20,237     20,182:       565        620
Old  :    20,802:     1,297        570          0     18,940     19,612     20,237     20,182:       565        620
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 21, 2015                       :
     :       600:         0          0          0        600        600        600        600:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       6.2        2.7        0.0       91.0       94.3       97.3       97.0:       2.7        3.0
Old  :     100.0:       6.2        2.7        0.0       91.0       94.3       97.3       97.0:       2.7        3.0
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  :        24:         1          1          0         12         14         13         15:
Old  :        24:         1          1          0         12         14         13         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  :                 76.8       57.7       92.1       81.8       71.1       57.7       86.3       80.6
Old  :                 76.8       57.7       92.1       81.8       71.1       57.7       86.3       80.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
MISO.INDIANA.HUB_month_off_dap - NODAL EXCHANGE                                                         Code-064BFJ
Commitments of Traders - Futures Only, April 28, 2015                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    18,543:     1,268        570          0     16,546     17,433     17,814     18,003:       729        540
Old  :    18,543:     1,268        570          0     16,546     17,433     17,814     18,003:       729        540
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 21, 2015                       :
     :       900:         0          0          0        600        900        600        900:       300          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       6.8        3.1        0.0       89.2       94.0       96.1       97.1:       3.9        2.9
Old  :     100.0:       6.8        3.1        0.0       89.2       94.0       96.1       97.1:       3.9        2.9
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  :        22:         1          1          0         10         16         11         17:
Old  :        22:         1          1          0         10         16         11         17:
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  :                 82.8       57.8       94.5       82.5       76.6       57.8       85.6       79.8
Old  :                 82.8       57.8       94.5       82.5       76.6       57.8       85.6       79.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.AEP-DAYTON HUB_month_on_dap - NODAL EXCHANGE                                                        Code-064DLW
Commitments of Traders - Futures Only, April 28, 2015                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    61,339:       855          0        150     58,071     59,030     59,076     59,180:     2,263      2,159
Old  :    61,339:       855          0        150     58,071     59,030     59,076     59,180:     2,263      2,159
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 21, 2015                       :
     :       450:       480          0          0       -300        350        180        350:       270        100
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.4        0.0        0.2       94.7       96.2       96.3       96.5:       3.7        3.5
Old  :     100.0:       1.4        0.0        0.2       94.7       96.2       96.3       96.5:       3.7        3.5
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  :        29:         2          0          1         16         22         18         23:
Old  :        29:         2          0          1         16         22         18         23:
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  :                 79.5       71.1       88.6       85.5       77.8       67.4       83.5       79.6
Old  :                 79.5       71.1       88.6       85.5       77.8       67.4       83.5       79.6
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 - Futures Only, April 28, 2015                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    56,827:       855          0        150     53,972     54,069     54,977     54,219:     1,850      2,608
Old  :    56,827:       855          0        150     53,972     54,069     54,977     54,219:     1,850      2,608
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 21, 2015                       :
     :       550:       480          0          0          5        550        485        550:        65          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.5        0.0        0.3       95.0       95.1       96.7       95.4:       3.3        4.6
Old  :     100.0:       1.5        0.0        0.3       95.0       95.1       96.7       95.4:       3.3        4.6
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  :        25:         2          0          1         16         18         18         19:
Old  :        25:         2          0          1         16         18         18         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  :                 83.2       74.0       90.1       88.1       81.6       70.9       85.4       82.8
Old  :                 83.2       74.0       90.1       88.1       81.6       70.9       85.4       82.8
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 - Futures Only, April 28, 2015                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    11,850:       900          0          0     10,510     11,730     11,410     11,730:       440        120
Old  :    11,850:       900          0          0     10,510     11,730     11,410     11,730:       440        120
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 21, 2015                       :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       7.6        0.0        0.0       88.7       99.0       96.3       99.0:       3.7        1.0
Old  :     100.0:       7.6        0.0        0.0       88.7       99.0       96.3       99.0:       3.7        1.0
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  :        21:         2          0          0         14          8         16          8:
Old  :        21:         2          0          0         14          8         16          8:
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  :                 60.4       91.4       85.7       99.0       57.3       88.6       75.9       89.0
Old  :                 60.4       91.4       85.7       99.0       57.3       88.6       75.9       89.0
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.JCPL_month_on_dap - NODAL EXCHANGE                                                                  Code-064EJI
Commitments of Traders - Futures Only, April 28, 2015                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :     9,575:         0        290          0      9,455      9,235      9,455      9,525:       120         50
Old  :     9,575:         0        290          0      9,455      9,235      9,455      9,525:       120         50
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 21, 2015                       :
     :         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        3.0        0.0       98.7       96.4       98.7       99.5:       1.3        0.5
Old  :     100.0:       0.0        3.0        0.0       98.7       96.4       98.7       99.5:       1.3        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  :        20:         0          1          0         12         13         12         14:
Old  :        20:         0          1          0         12         13         12         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  :                 74.9       64.1       94.4       90.2       64.1       57.9       75.9       75.9
Old  :                 74.9       64.1       94.4       90.2       64.1       57.9       75.9       75.9
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 - Futures Only, April 28, 2015                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    11,969:         0      1,185        314     11,270     10,240     11,584     11,739:       385        230
Old  :    11,969:         0      1,185        314     11,270     10,240     11,584     11,739:       385        230
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 21, 2015                       :
     :         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        9.9        2.6       94.2       85.6       96.8       98.1:       3.2        1.9
Old  :     100.0:       0.0        9.9        2.6       94.2       85.6       96.8       98.1:       3.2        1.9
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  :        21:         0          2          1         14         12         15         14:
Old  :        21:         0          2          1         14         12         15         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  :                 65.3       64.1       84.7       90.7       61.7       59.6       73.0       74.9
Old  :                 65.3       64.1       84.7       90.7       61.7       59.6       73.0       74.9
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 - Futures Only, April 28, 2015                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    27,176:         0      5,665          0     26,986     21,346     26,986     27,011:       190        165
Old  :    27,176:         0      5,665          0     26,986     21,346     26,986     27,011:       190        165
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 21, 2015                       :
     :       -10:         0          0          0          0          0          0          0:       -10        -10
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0       20.8        0.0       99.3       78.5       99.3       99.4:       0.7        0.6
Old  :     100.0:       0.0       20.8        0.0       99.3       78.5       99.3       99.4:       0.7        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  :        23:         0          1          0         17         13         17         14:
Old  :        23:         0          1          0         17         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  :                 70.8       90.3       87.8       97.8       70.5       89.3       86.9       93.0
Old  :                 70.8       90.3       87.8       97.8       70.5       89.3       86.9       93.0
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 - Futures Only, April 28, 2015                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    26,200:         0      5,040          0     26,050     21,045     26,050     26,085:       150        115
Old  :    26,200:         0      5,040          0     26,050     21,045     26,050     26,085:       150        115
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 21, 2015                       :
     :         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       19.2        0.0       99.4       80.3       99.4       99.6:       0.6        0.4
Old  :     100.0:       0.0       19.2        0.0       99.4       80.3       99.4       99.6:       0.6        0.4
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  :        22:         0          1          0         16         10         16         11:
Old  :        22:         0          1          0         16         10         16         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  :                 72.4       91.2       89.4       98.9       72.4       89.8       88.3       94.5
Old  :                 72.4       91.2       89.4       98.9       72.4       89.8       88.3       94.5
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 - Futures Only, April 28, 2015                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    71,814:    11,726        230        795     56,188     67,694     68,709     68,719:     3,105      3,095
Old  :    71,814:    11,726        230        795     56,188     67,694     68,709     68,719:     3,105      3,095
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 21, 2015                       :
     :       745:         0          0          0        585        595        585        595:       160        150
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      16.3        0.3        1.1       78.2       94.3       95.7       95.7:       4.3        4.3
Old  :     100.0:      16.3        0.3        1.1       78.2       94.3       95.7       95.7:       4.3        4.3
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  :        36:         2          1          3         24         24         27         27:
Old  :        36:         2          1          3         24         24         27         27:
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  :                 65.0       58.5       85.7       79.2       64.8       56.2       83.5       77.0
Old  :                 65.0       58.5       85.7       79.2       64.8       56.2       83.5       77.0
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 - Futures Only, April 28, 2015                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    66,890:    15,324          0          0     49,815     64,965     65,139     64,965:     1,751      1,925
Old  :    66,890:    15,324          0          0     49,815     64,965     65,139     64,965:     1,751      1,925
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 21, 2015                       :
     :       795:         0          0          0        645        645        645        645:       150        150
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      22.9        0.0        0.0       74.5       97.1       97.4       97.1:       2.6        2.9
Old  :     100.0:      22.9        0.0        0.0       74.5       97.1       97.4       97.1:       2.6        2.9
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  :        34:         2          0          0         22         25         24         25:
Old  :        34:         2          0          0         22         25         24         25:
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  :                 66.6       61.3       88.4       81.3       66.0       59.7       87.3       78.6
Old  :                 66.6       61.3       88.4       81.3       66.0       59.7       87.3       78.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.AEP-DAYTON HUB_month_on_rtp - NODAL EXCHANGE                                                        Code-064FKA
Commitments of Traders - Futures Only, April 28, 2015                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    28,528:     2,925      4,500        100     23,825     22,870     26,850     27,470:     1,678      1,058
Old  :    28,528:     2,925      4,500        100     23,825     22,870     26,850     27,470:     1,678      1,058
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 21, 2015                       :
     :        50:         0          0          0         50         50         50         50:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      10.3       15.8        0.4       83.5       80.2       94.1       96.3:       5.9        3.7
Old  :     100.0:      10.3       15.8        0.4       83.5       80.2       94.1       96.3:       5.9        3.7
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:         2          1          1         17         19         19         21:
Old  :        25:         2          1          1         17         19         19         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  :                 49.9       58.9       80.0       80.3       44.1       52.1       57.9       59.9
Old  :                 49.9       58.9       80.0       80.3       44.1       52.1       57.9       59.9
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 - Futures Only, April 28, 2015                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    24,340:       800         50        600     22,390     23,505     23,790     24,155:       550        185
Old  :    24,340:       800         50        600     22,390     23,505     23,790     24,155:       550        185
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 21, 2015                       :
     :        50:         0          0          0         50         50         50         50:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       3.3        0.2        2.5       92.0       96.6       97.7       99.2:       2.3        0.8
Old  :     100.0:       3.3        0.2        2.5       92.0       96.6       97.7       99.2:       2.3        0.8
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  :        26:         2          1          1         21         15         23         17:
Old  :        26:         2          1          1         21         15         23         17:
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  :                 54.8       61.0       74.5       83.0       44.3       45.1       54.7       55.8
Old  :                 54.8       61.0       74.5       83.0       44.3       45.1       54.7       55.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.N ILLINOIS HUB_month_on_rtp - NODAL EXCHANGE                                                        Code-064FKC
Commitments of Traders - Futures Only, April 28, 2015                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    20,545:    11,475      2,775        300      8,355     17,190     20,130     20,265:       415        280
Old  :    20,545:    11,475      2,775        300      8,355     17,190     20,130     20,265:       415        280
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 21, 2015                       :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      55.9       13.5        1.5       40.7       83.7       98.0       98.6:       2.0        1.4
Old  :     100.0:      55.9       13.5        1.5       40.7       83.7       98.0       98.6:       2.0        1.4
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  :        20:         2          1          1         11         10         14         11:
Old  :        20:         2          1          1         11         10         14         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  :                 73.4       68.4       89.1       91.5       73.4       62.9       84.4       81.5
Old  :                 73.4       68.4       89.1       91.5       73.4       62.9       84.4       81.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.N ILLINOIS HUB_month_off_rtp - NODAL EXCHANGE                                                       Code-064FKD
Commitments of Traders - Futures Only, April 28, 2015                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    10,945:     1,200        225          0      9,160     10,330     10,360     10,555:       585        390
Old  :    10,945:     1,200        225          0      9,160     10,330     10,360     10,555:       585        390
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 21, 2015                       :
     :        45:         0          0          0         45         45         45         45:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      11.0        2.1        0.0       83.7       94.4       94.7       96.4:       5.3        3.6
Old  :     100.0:      11.0        2.1        0.0       83.7       94.4       94.7       96.4:       5.3        3.6
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:         1          1          0         13         11         14         12:
Old  :        21:         1          1          0         13         11         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  :                 69.9       74.3       85.6       89.4       69.9       72.8       85.6       85.8
Old  :                 69.9       74.3       85.6       89.4       69.9       72.8       85.6       85.8
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 - Futures Only, April 28, 2015                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    28,286:     3,940      4,175        106     22,925     23,035     26,971     27,316:     1,315        970
Old  :    28,286:     3,940      4,175        106     22,925     23,035     26,971     27,316:     1,315        970
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 21, 2015                       :
     :     1,740:         0          0          0      1,740      1,740      1,740      1,740:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      13.9       14.8        0.4       81.0       81.4       95.4       96.6:       4.6        3.4
Old  :     100.0:      13.9       14.8        0.4       81.0       81.4       95.4       96.6:       4.6        3.4
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  :        32:         3          2          2         21         21         25         24:
Old  :        32:         3          2          2         21         21         25         24:
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  :                 52.0       45.3       76.2       67.3       47.4       34.2       64.0       52.3
Old  :                 52.0       45.3       76.2       67.3       47.4       34.2       64.0       52.3
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 - Futures Only, April 28, 2015                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    21,560:       125      1,380        735     19,535     18,670     20,395     20,785:     1,165        775
Old  :    21,560:       125      1,380        735     19,535     18,670     20,395     20,785:     1,165        775
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 21, 2015                       :
     :        90:         0         40          0         90         50         90         90:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.6        6.4        3.4       90.6       86.6       94.6       96.4:       5.4        3.6
Old  :     100.0:       0.6        6.4        3.4       90.6       86.6       94.6       96.4:       5.4        3.6
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  :        26:         1          2          3         19         17         22         20:
Old  :        26:         1          2          3         19         17         22         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  :                 59.4       43.8       78.5       68.0       49.4       34.2       59.9       53.3
Old  :                 59.4       43.8       78.5       68.0       49.4       34.2       59.9       53.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 



Updated May 1, 2015