MISO.INDIANA.HUB_month_on_dap - NODAL EXCHANGE                                                          Code-064BFI
Commitments of Traders - Futures Only, August 18, 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  :    18,742:     1,112        450        130     17,005     17,622     18,247     18,202:       495        540
Old  :    18,742:     1,112        450        130     17,005     17,622     18,247     18,202:       495        540
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 11, 2015                      :
     :       100:         0          0          0        100        100        100        100:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.9        2.4        0.7       90.7       94.0       97.4       97.1:       2.6        2.9
Old  :     100.0:       5.9        2.4        0.7       90.7       94.0       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  :        24:         2          1          1         12         14         14         16:
Old  :        24:         2          1          1         12         14         14         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  :                 80.6       73.3       92.8       87.9       78.2       73.3       89.7       86.5
Old  :                 80.6       73.3       92.8       87.9       78.2       73.3       89.7       86.5
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, August 18, 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  :    20,675:       660        525        105     19,411     19,495     20,176     20,125:       499        550
Old  :    20,675:       660        525        105     19,411     19,495     20,176     20,125:       499        550
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 11, 2015                      :
     :       150:         0          0          0        150        150        150        150:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       3.2        2.5        0.5       93.9       94.3       97.6       97.3:       2.4        2.7
Old  :     100.0:       3.2        2.5        0.5       93.9       94.3       97.6       97.3:       2.4        2.7
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  :        23:         1          3          1         10         15         12         18:
Old  :        23:         1          3          1         10         15         12         18:
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  :                 86.1       67.9       96.3       87.8       83.4       67.9       90.7       86.6
Old  :                 86.1       67.9       96.3       87.8       83.4       67.9       90.7       86.6
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, August 18, 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  :    56,648:       425        250        450     54,701     54,464     55,576     55,164:     1,072      1,484
Old  :    56,648:       425        250        450     54,701     54,464     55,576     55,164:     1,072      1,484
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 11, 2015                      :
     :       550:         0          0          0        550        550        550        550:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.8        0.4        0.8       96.6       96.1       98.1       97.4:       1.9        2.6
Old  :     100.0:       0.8        0.4        0.8       96.6       96.1       98.1       97.4:       1.9        2.6
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  :        28:         1          1          2         15         22         17         24:
Old  :        28:         1          1          2         15         22         17         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  :                 84.5       68.6       92.3       84.4       75.9       62.0       80.0       74.5
Old  :                 84.5       68.6       92.3       84.4       75.9       62.0       80.0       74.5
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, August 18, 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  :    51,342:       425        250        450     49,522     48,829     50,397     49,529:       945      1,813
Old  :    51,342:       425        250        450     49,522     48,829     50,397     49,529:       945      1,813
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 11, 2015                      :
     :        45:         0          0          0         45         45         45         45:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.8        0.5        0.9       96.5       95.1       98.2       96.5:       1.8        3.5
Old  :     100.0:       0.8        0.5        0.9       96.5       95.1       98.2       96.5:       1.8        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  :        24:         1          1          2         15         18         17         20:
Old  :        24:         1          1          2         15         18         17         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  :                 86.0       71.2       92.5       88.3       76.8       65.2       80.5       76.2
Old  :                 86.0       71.2       92.5       88.3       76.8       65.2       80.5       76.2
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 - Futures Only, August 18, 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  :    13,200:         0      1,260        350     12,405     11,195     12,755     12,805:       445        395
Old  :    13,200:         0      1,260        350     12,405     11,195     12,755     12,805:       445        395
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 11, 2015                      :
     :         0:         0          0          0        -25        -25        -25        -25:        25         25
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        9.5        2.7       94.0       84.8       96.6       97.0:       3.4        3.0
Old  :     100.0:       0.0        9.5        2.7       94.0       84.8       96.6       97.0:       3.4        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  :        20:         0          1          2         16         10         18         12:
Old  :        20:         0          1          2         16         10         18         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  :                 58.2       77.4       81.9       95.9       48.1       68.6       71.0       76.0
Old  :                 58.2       77.4       81.9       95.9       48.1       68.6       71.0       76.0
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, August 18, 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  :     9,631:         0        765        296      9,060      8,370      9,356      9,431:       275        200
Old  :     9,631:         0        765        296      9,060      8,370      9,356      9,431:       275        200
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 11, 2015                      :
     :        80:         0          0          0         80         80         80         80:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        7.9        3.1       94.1       86.9       97.1       97.9:       2.9        2.1
Old  :     100.0:       0.0        7.9        3.1       94.1       86.9       97.1       97.9:       2.9        2.1
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  :        21:         0          2          1         13         10         14         12:
Old  :        21:         0          2          1         13         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  :                 75.6       68.9       91.2       90.0       70.0       68.9       84.8       83.7
Old  :                 75.6       68.9       91.2       90.0       70.0       68.9       84.8       83.7
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, August 18, 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  :    23,330:         0      4,810          0     23,205     18,445     23,205     23,255:       125         75
Old  :    23,330:         0      4,810          0     23,205     18,445     23,205     23,255:       125         75
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 11, 2015                      :
     :        50:         0          0          0         50         50         50         50:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0       20.6        0.0       99.5       79.1       99.5       99.7:       0.5        0.3
Old  :     100.0:       0.0       20.6        0.0       99.5       79.1       99.5       99.7:       0.5        0.3
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  :        23:         0          1          0         15         14         15         15:
Old  :        23:         0          1          0         15         14         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  :                 71.6       87.7       89.8       97.6       71.1       87.7       89.3       93.4
Old  :                 71.6       87.7       89.8       97.6       71.1       87.7       89.3       93.4
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, August 18, 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  :    69,771:     8,750        150        316     58,078     66,544     67,144     67,010:     2,627      2,761
Old  :    69,771:     8,750        150        316     58,078     66,544     67,144     67,010:     2,627      2,761
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 11, 2015                      :
     :       -40:         0          0          0        -40        -40        -40        -40:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      12.5        0.2        0.5       83.2       95.4       96.2       96.0:       3.8        4.0
Old  :     100.0:      12.5        0.2        0.5       83.2       95.4       96.2       96.0:       3.8        4.0
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  :        37:         3          1          2         22         24         26         26:
Old  :        37:         3          1          2         22         24         26         26:
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  :                 68.4       59.8       87.3       81.7       68.1       59.8       86.6       81.7
Old  :                 68.4       59.8       87.3       81.7       68.1       59.8       86.6       81.7
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, August 18, 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  :    65,410:    10,600          0          0     53,256     63,556     63,856     63,556:     1,554      1,854
Old  :    65,410:    10,600          0          0     53,256     63,556     63,856     63,556:     1,554      1,854
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 11, 2015                      :
     :       265:         0          0          0        124        124        124        124:       141        141
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      16.2        0.0        0.0       81.4       97.2       97.6       97.2:       2.4        2.8
Old  :     100.0:      16.2        0.0        0.0       81.4       97.2       97.6       97.2:       2.4        2.8
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  :        34:         3          0          0         21         22         24         22:
Old  :        34:         3          0          0         21         22         24         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  :                 64.2       60.1       84.4       80.6       63.4       60.0       82.1       80.5
Old  :                 64.2       60.1       84.4       80.6       63.4       60.0       82.1       80.5
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, August 18, 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  :    24,940:     1,325      3,800        250     22,505     20,280     24,080     24,330:       860        610
Old  :    24,940:     1,325      3,800        250     22,505     20,280     24,080     24,330:       860        610
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 11, 2015                      :
     :       425:         0          0          0        425        425        425        425:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.3       15.2        1.0       90.2       81.3       96.6       97.6:       3.4        2.4
Old  :     100.0:       5.3       15.2        1.0       90.2       81.3       96.6       97.6:       3.4        2.4
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  :        25:         1          1          1         19         18         21         20:
Old  :        25:         1          1          1         19         18         21         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  :                 52.7       67.2       77.7       84.5       42.6       60.1       56.0       66.6
Old  :                 52.7       67.2       77.7       84.5       42.6       60.1       56.0       66.6
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, August 18, 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  :    22,540:       175        675        525     21,715     21,215     22,415     22,415:       125        125
Old  :    22,540:       175        675        525     21,715     21,215     22,415     22,415:       125        125
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 11, 2015                      :
     :     1,325:         0          0          0      1,325      1,325      1,325      1,325:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.8        3.0        2.3       96.3       94.1       99.4       99.4:       0.6        0.6
Old  :     100.0:       0.8        3.0        2.3       96.3       94.1       99.4       99.4:       0.6        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  :        26:         1          2          1         21         15         23         17:
Old  :        26:         1          2          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  :                 49.8       62.0       74.3       83.0       38.8       47.3       52.2       59.0
Old  :                 49.8       62.0       74.3       83.0       38.8       47.3       52.2       59.0
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, August 18, 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  :    15,835:     7,725      1,775        300      7,535     13,560     15,560     15,635:       275        200
Old  :    15,835:     7,725      1,775        300      7,535     13,560     15,560     15,635:       275        200
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 11, 2015                      :
     :      -315:      -450          0          0        135       -315       -315       -315:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      48.8       11.2        1.9       47.6       85.6       98.3       98.7:       1.7        1.3
Old  :     100.0:      48.8       11.2        1.9       47.6       85.6       98.3       98.7:       1.7        1.3
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  :        20:         2          1          1         14          9         17         10:
Old  :        20:         2          1          1         14          9         17         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  :                 66.8       68.0       84.6       96.8       66.5       57.8       76.9       77.5
Old  :                 66.8       68.0       84.6       96.8       66.5       57.8       76.9       77.5
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, August 18, 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  :    28,484:     2,390      2,575        319     24,700     24,740     27,409     27,634:     1,075        850
Old  :    28,484:     2,390      2,575        319     24,700     24,740     27,409     27,634:     1,075        850
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 11, 2015                      :
     :       200:         0          0          0        200        200        200        200:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       8.4        9.0        1.1       86.7       86.9       96.2       97.0:       3.8        3.0
Old  :     100.0:       8.4        9.0        1.1       86.7       86.9       96.2       97.0:       3.8        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  :        31:         3          2          2         18         23         22         26:
Old  :        31:         3          2          2         18         23         22         26:
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  :                 56.1       40.6       77.0       62.4       48.7       28.3       55.0       42.6
Old  :                 56.1       40.6       77.0       62.4       48.7       28.3       55.0       42.6
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, August 18, 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  :    23,860:       385        600        790     21,600     21,810     22,775     23,200:     1,085        660
Old  :    23,860:       385        600        790     21,600     21,810     22,775     23,200:     1,085        660
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 11, 2015                      :
     :       600:         0          0          0        600        600        600        600:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.6        2.5        3.3       90.5       91.4       95.5       97.2:       4.5        2.8
Old  :     100.0:       1.6        2.5        3.3       90.5       91.4       95.5       97.2:       4.5        2.8
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          3         17         19         20         22:
Old  :        26:         2          1          3         17         19         20         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  :                 57.5       49.9       76.5       68.8       46.4       31.4       50.4       45.1
Old  :                 57.5       49.9       76.5       68.8       46.4       31.4       50.4       45.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 



Updated August 21, 2015