PJM WH REAL TIME PEAK OTC - ICE OTC Code-064363 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 800 MWh) : : : Positions : All : 165,095: 83,108 113,947 9,589 11,288 17,873 28,055 3,547 15,358 7,882 433 2,288: 942 361 Old : 165,095: 83,108 113,947 9,589 11,288 17,873 28,055 3,547 15,358 7,882 433 2,288: 942 361 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : -2,570: 2,717 -1,247 301 -1,242 475 -6,108 -722 278 -220 -58 -138: 125 84 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 50.3 69.0 5.8 6.8 10.8 17.0 2.1 9.3 4.8 0.3 1.4: 0.6 0.2 Old : 100.0: 50.3 69.0 5.8 6.8 10.8 17.0 2.1 9.3 4.8 0.3 1.4: 0.6 0.2 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 82: 38 38 6 10 13 7 4 8 7 . 4: Old : 82: 38 38 6 10 13 7 4 8 7 . 4: Other: 0: 0 0 0 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 : 34.0 37.8 50.4 56.2 28.4 35.5 41.4 46.7 Old : 34.0 37.8 50.4 56.2 28.4 35.5 41.4 46.7 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 MID-C FINANCIAL PEAK OTC - ICE OTC Code-064391 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 400 MWh) : : : Positions : All : 69,020: 51,933 31,443 6,437 25,545 9,001 237 561 670 337 1,395 381: 24 24 Old : 69,020: 51,933 31,443 6,437 25,545 9,001 237 561 670 337 1,395 381: 24 24 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 191: 534 -114 279 366 -315 -15 289 -189 -50 207 0: -53 -53 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 75.2 45.6 9.3 37.0 13.0 0.3 0.8 1.0 0.5 2.0 0.6: 0.0 0.0 Old : 100.0: 75.2 45.6 9.3 37.0 13.0 0.3 0.8 1.0 0.5 2.0 0.6: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 48: 25 26 . 5 7 . . . 4 . .: Old : 48: 25 26 . 5 7 . . . 4 . .: Other: 0: 0 0 0 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 : 45.0 54.3 68.2 76.7 38.1 39.2 46.8 48.6 Old : 45.0 54.3 68.2 76.7 38.1 39.2 46.8 48.6 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 MID-C FINANCIAL OFF-PEAK OTC - ICE OTC Code-064392 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 25 MWh) : : : Positions : All : 598,932: 513,511 293,010 8,053 225,786 68,448 1,520 904 648 6,248 9,632 304: 200 200 Old : 598,932: 513,511 293,010 8,053 225,786 68,448 1,520 904 648 6,248 9,632 304: 200 200 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 7,847: -1,265 6,351 1,392 -6,880 5,488 0 280 344 1,688 2,064 0: 200 200 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 85.7 48.9 1.3 37.7 11.4 0.3 0.2 0.1 1.0 1.6 0.1: 0.0 0.0 Old : 100.0: 85.7 48.9 1.3 37.7 11.4 0.3 0.2 0.1 1.0 1.6 0.1: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 34: 20 17 . 4 6 . . . . . .: Old : 34: 20 17 . 4 6 . . . . . .: Other: 0: 0 0 0 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 : 58.4 58.6 77.2 77.4 52.4 45.3 62.3 59.6 Old : 58.4 58.6 77.2 77.4 52.4 45.3 62.3 59.6 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM WH OFF PEAK REAL TIME OTC - ICE OTC Code-064394 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 50 Megawatt Hours) : : : Positions : All : 1,655,807: 1,014,734 1,165,640 211,935 29,428 285,152 23,289 3,295 94,550 3,912 55,531 22,211: 24 0 Old : 1,655,807: 1,014,734 1,165,640 211,935 29,428 285,152 23,289 3,295 94,550 3,912 55,531 22,211: 24 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 1,782: -11,110 -3,143 14,366 -5,456 6,943 -16,984 3,295 2,142 3,528 -4,896 2,897: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 61.3 70.4 12.8 1.8 17.2 1.4 0.2 5.7 0.2 3.4 1.3: 0.0 0.0 Old : 100.0: 61.3 70.4 12.8 1.8 17.2 1.4 0.2 5.7 0.2 3.4 1.3: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 61: 31 26 6 4 7 4 . 4 . 5 .: Old : 61: 31 26 6 4 7 4 . 4 . 5 .: Other: 0: 0 0 0 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 : 42.6 46.4 62.7 69.2 33.7 42.5 47.9 53.4 Old : 42.6 46.4 62.7 69.2 33.7 42.5 47.9 53.4 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 SP15 FIN DAYAHEAD LPM PEAK OTC - ICE OTC Code-064395 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 400 Megawatt Hours) : : : Positions : All : 126,128: 71,216 87,209 23,677 5,633 27,655 488 3,187 1,585 707 190 628: 172 41 Old : 126,128: 71,216 87,209 23,677 5,633 27,655 488 3,187 1,585 707 190 628: 172 41 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 519: 276 405 38 865 -979 337 22 427 410 -90 -158: 168 27 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 56.5 69.1 18.8 4.5 21.9 0.4 2.5 1.3 0.6 0.2 0.5: 0.1 0.0 Old : 100.0: 56.5 69.1 18.8 4.5 21.9 0.4 2.5 1.3 0.6 0.2 0.5: 0.1 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 54: 26 31 6 . 8 . . 4 . . .: Old : 54: 26 31 6 . 8 . . 4 . . .: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 53.8 42.2 69.2 66.4 33.7 33.9 44.5 45.8 Old : 53.8 42.2 69.2 66.4 33.7 33.9 44.5 45.8 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 SP15 FIN DA LPM OFF PEAK OTC - ICE OTC Code-064396 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 25 Megawatt Hours) : : : Positions : All : 528,637: 375,411 332,172 115,231 154,432 36,714 304 1,824 0 0 2,518 977: 0 0 Old : 528,637: 375,411 332,172 115,231 154,432 36,714 304 1,824 0 0 2,518 977: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 3,710: 11,514 -6,995 -15,899 1,954 8,095 0 0 0 0 656 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 71.0 62.8 21.8 29.2 6.9 0.1 0.3 0.0 0.0 0.5 0.2: 0.0 0.0 Old : 100.0: 71.0 62.8 21.8 29.2 6.9 0.1 0.3 0.0 0.0 0.5 0.2: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 33: 19 16 . 4 4 . . 0 0 . .: Old : 33: 19 16 . 4 4 . . 0 0 . .: Other: 0: 0 0 0 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 : 66.5 60.9 88.5 82.2 53.3 50.3 62.7 61.9 Old : 66.5 60.9 88.5 82.2 53.3 50.3 62.7 61.9 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE Code-064657 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(40 MEGAWATT HOURS PER PEAK DAY) : : : Positions : All : 51,495: 21,254 24,483 1,374 18,923 5,715 18,876 674 824 1,296 64 296: 1,860 516 Old : 51,495: 21,254 24,483 1,374 18,923 5,715 18,876 674 824 1,296 64 296: 1,860 516 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 743: 69 1,400 151 -14 -65 386 0 130 50 8 192: -170 -908 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 41.3 47.5 2.7 36.7 11.1 36.7 1.3 1.6 2.5 0.1 0.6: 3.6 1.0 Old : 100.0: 41.3 47.5 2.7 36.7 11.1 36.7 1.3 1.6 2.5 0.1 0.6: 3.6 1.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 47: 28 22 . 6 8 . . . . . .: Old : 47: 28 22 . 6 8 . . . . . .: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 48.4 56.1 65.6 77.7 46.3 49.3 58.2 64.3 Old : 48.4 56.1 65.6 77.7 46.3 49.3 58.2 64.3 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 NYISO ZONE A LBMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465A Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(CONTRACTS 0F 400 MEGAWATT HOURS) : : : Positions : All : 7,617: 5,832 4,142 0 2,115 128 212 341 0 40 0 0: 1,405 891 Old : 7,617: 5,832 4,142 0 2,115 128 212 341 0 40 0 0: 1,405 891 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : .: . . . . . . . . . . .: . . : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 76.6 54.4 0.0 27.8 1.7 2.8 4.5 0.0 0.5 0.0 0.0: 18.4 11.7 Old : 100.0: 76.6 54.4 0.0 27.8 1.7 2.8 4.5 0.0 0.5 0.0 0.0: 18.4 11.7 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 20: 9 11 0 . . . . 0 . 0 0: Old : 20: 9 11 0 . . . . 0 . 0 0: Other: 0: 0 0 0 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 : 66.0 62.2 77.4 80.6 63.5 57.1 70.7 73.9 Old : 66.0 62.2 77.4 80.6 63.5 57.1 70.7 73.9 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 ISO NEW ENGLAND LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465H Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(40 MEGAWATT HOURS PER PEAK DAY) : : : Positions : All : 15,433: 10,863 10,410 1,821 756 1,444 0 620 100 0 831 0: 1,205 1,272 Old : 15,433: 10,863 10,410 1,821 756 1,444 0 620 100 0 831 0: 1,205 1,272 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 670: 576 360 -72 0 62 0 0 0 0 0 0: 104 248 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 70.4 67.5 11.8 4.9 9.4 0.0 4.0 0.6 0.0 5.4 0.0: 7.8 8.2 Old : 100.0: 70.4 67.5 11.8 4.9 9.4 0.0 4.0 0.6 0.0 5.4 0.0: 7.8 8.2 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 30: 18 15 4 . 4 0 . . 0 . 0: Old : 30: 18 15 4 . 4 0 . . 0 . 0: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 48.7 46.7 68.8 64.4 46.4 38.0 60.0 52.9 Old : 48.7 46.7 68.8 64.4 46.4 38.0 60.0 52.9 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 NORTH ILL CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465I Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(40 MEGAWATT HOURS PER PEAK DAY) : : : Positions : All : 10,666: 6,666 5,834 128 2,099 519 0 736 30 630 138 46: 2,647 1,264 Old : 10,666: 6,666 5,834 128 2,099 519 0 736 30 630 138 46: 2,647 1,264 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 74: 8 -14 0 4 8 0 0 0 0 0 0: 58 76 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 62.5 54.7 1.2 19.7 4.9 0.0 6.9 0.3 5.9 1.3 0.4: 24.8 11.9 Old : 100.0: 62.5 54.7 1.2 19.7 4.9 0.0 6.9 0.3 5.9 1.3 0.4: 24.8 11.9 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 21: 12 10 . . . 0 . . . . .: Old : 21: 12 10 . . . 0 . . . . .: Other: 0: 0 0 0 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 : 31.3 55.6 53.8 73.1 27.0 47.7 40.9 60.4 Old : 31.3 55.6 53.8 73.1 27.0 47.7 40.9 60.4 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 AEP DAYTON CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465K Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(40 MEGAWATT HOURS PER PEAK DAY) : : : Positions : All : 11,679: 6,432 6,859 1,492 245 2,115 48 0 130 0 668 442: 1,020 1,220 Old : 11,679: 6,432 6,859 1,492 245 2,115 48 0 130 0 668 442: 1,020 1,220 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : .: . . . . . . . . . . .: . . : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 55.1 58.7 12.8 2.1 18.1 0.4 0.0 1.1 0.0 5.7 3.8: 8.7 10.4 Old : 100.0: 55.1 58.7 12.8 2.1 18.1 0.4 0.0 1.1 0.0 5.7 3.8: 8.7 10.4 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 20: 9 11 . . . . 0 . 0 . .: Old : 20: 9 11 . . . . 0 . 0 . .: Other: 0: 0 0 0 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 : 44.6 43.2 77.6 70.1 40.1 31.7 53.2 45.3 Old : 44.6 43.2 77.6 70.1 40.1 31.7 53.2 45.3 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM CAL MONTH OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465M Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(2.5 MEGAWATTS PER OFF PEAK HRS) : : : Positions : All : 29,089: 19,593 11,220 1,474 9,803 3,924 174 2,220 24 484 0 744: 2,672 1,154 Old : 29,089: 19,593 11,220 1,474 9,803 3,924 174 2,220 24 484 0 744: 2,672 1,154 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 142: -38 30 0 220 20 0 0 0 152 -20 -10: 18 -98 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 67.4 38.6 5.1 33.7 13.5 0.6 7.6 0.1 1.7 0.0 2.6: 9.2 4.0 Old : 100.0: 67.4 38.6 5.1 33.7 13.5 0.6 7.6 0.1 1.7 0.0 2.6: 9.2 4.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 27: 17 12 . . 6 . . . . 0 .: Old : 27: 17 12 . . 6 . . . . 0 .: Other: 0: 0 0 0 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 : 37.4 55.9 56.9 77.8 21.3 49.7 34.9 55.0 Old : 37.4 55.9 56.9 77.8 21.3 49.7 34.9 55.0 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 ISO NEW ENG OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465S Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(2.5 MEGAWATTS PER OFF PEAK HRS) : : : Positions : All : 11,795: 8,637 8,271 868 1,407 656 8 0 352 0 383 0: 1,274 726 Old : 11,795: 8,637 8,271 868 1,407 656 8 0 352 0 383 0: 1,274 726 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 156: 76 -10 0 4 -4 0 0 0 0 0 0: 84 166 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 73.2 70.1 7.4 11.9 5.6 0.1 0.0 3.0 0.0 3.2 0.0: 10.8 6.2 Old : 100.0: 73.2 70.1 7.4 11.9 5.6 0.1 0.0 3.0 0.0 3.2 0.0: 10.8 6.2 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 25: 15 13 . . 4 . 0 . 0 . 0: Old : 25: 15 13 . . 4 . 0 . 0 . 0: Other: 0: 0 0 0 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 : 42.6 45.3 66.1 67.4 42.0 38.6 61.9 60.0 Old : 42.6 45.3 66.1 67.4 42.0 38.6 61.9 60.0 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 ISO NEW ENG CONN PEAK SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465T Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 80 Megawatt Hours) : : : Positions : All : 24,060: 16,256 17,077 1,988 1,255 5,579 0 0 0 88 0 0: 149 149 Old : 24,060: 16,256 17,077 1,988 1,255 5,579 0 0 0 88 0 0: 149 149 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : .: . . . . . . . . . . .: . . : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 67.6 71.0 8.3 5.2 23.2 0.0 0.0 0.0 0.4 0.0 0.0: 0.6 0.6 Old : 100.0: 67.6 71.0 8.3 5.2 23.2 0.0 0.0 0.0 0.4 0.0 0.0: 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 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 20: 10 6 . . . 0 0 0 . 0 0: Old : 20: 10 6 . . . 0 0 0 . 0 0: Other: 0: 0 0 0 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 : 63.9 84.2 87.4 99.4 40.5 54.5 55.6 64.4 Old : 63.9 84.2 87.4 99.4 40.5 54.5 55.6 64.4 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 CINERGY CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-064A01 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(40 MEGAWATT HOURS PER PEAK DAY) : : : Positions : All : 11,958: 6,304 7,776 1,556 1,326 1,434 0 588 48 340 0 0: 2,276 786 Old : 11,958: 6,304 7,776 1,556 1,326 1,434 0 588 48 340 0 0: 2,276 786 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 60: 60 60 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 52.7 65.0 13.0 11.1 12.0 0.0 4.9 0.4 2.8 0.0 0.0: 19.0 6.6 Old : 100.0: 52.7 65.0 13.0 11.1 12.0 0.0 4.9 0.4 2.8 0.0 0.0: 19.0 6.6 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 27: 15 13 . . . 0 . . . 0 0: Old : 27: 15 13 . . . 0 . . . 0 0: Other: 0: 0 0 0 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 : 37.9 46.9 61.2 73.6 31.8 38.7 40.0 52.4 Old : 37.9 46.9 61.2 73.6 31.8 38.7 40.0 52.4 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 CINERGY OFF PEAK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-064A02 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(2.5 MW X OFF PEAK HOURS PER MONTH) : : : Positions : All : 6,610: 3,506 2,922 808 1,768 970 0 0 0 0 210 0: 1,326 740 Old : 6,610: 3,506 2,922 808 1,768 970 0 0 0 0 210 0: 1,326 740 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 52: 6 0 0 0 0 0 0 0 0 0 0: 46 52 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 53.0 44.2 12.2 26.7 14.7 0.0 0.0 0.0 0.0 3.2 0.0: 20.1 11.2 Old : 100.0: 53.0 44.2 12.2 26.7 14.7 0.0 0.0 0.0 0.0 3.2 0.0: 20.1 11.2 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 20: 13 11 . . . 0 0 0 0 . 0: Old : 20: 13 11 . . . 0 0 0 0 . 0: Other: 0: 0 0 0 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 : 46.9 49.7 66.3 70.9 39.2 36.5 49.1 51.0 Old : 46.9 49.7 66.3 70.9 39.2 36.5 49.1 51.0 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM N ILL PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE Code-064A34 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 80 Megawatt Hours) : : : Positions : All : 46,565: 44,078 33,922 2,083 12,345 0 0 0 0 0 298 0: 404 0 Old : 46,565: 44,078 33,922 2,083 12,345 0 0 0 0 0 298 0: 404 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 595: 595 1,240 0 -645 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 94.7 72.8 4.5 26.5 0.0 0.0 0.0 0.0 0.0 0.6 0.0: 0.9 0.0 Old : 100.0: 94.7 72.8 4.5 26.5 0.0 0.0 0.0 0.0 0.0 0.6 0.0: 0.9 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 23: 11 10 . . 0 0 0 0 0 . 0: Old : 23: 11 10 . . 0 0 0 0 0 . 0: Other: 0: 0 0 0 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 81.2 94.5 96.5 82.5 81.2 90.4 93.4 Old : 84.5 81.2 94.5 96.5 82.5 81.2 90.4 93.4 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM N ILL OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE Code-064A35 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 5 Megawatt Hours) : : : Positions : All : 708,153: 649,855 470,900 40,682 227,011 5,472 0 0 0 7,374 0 4,770: 0 0 Old : 708,153: 649,855 470,900 40,682 227,011 5,472 0 0 0 7,374 0 4,770: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 10,944: 10,944 10,944 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 91.8 66.5 5.7 32.1 0.8 0.0 0.0 0.0 1.0 0.0 0.7: 0.0 0.0 Old : 100.0: 91.8 66.5 5.7 32.1 0.8 0.0 0.0 0.0 1.0 0.0 0.7: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 22: 10 8 . . . 0 0 0 . 0 .: Old : 22: 10 8 . . . 0 0 0 . 0 .: Other: 0: 0 0 0 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 77.7 95.1 97.0 83.4 73.3 91.6 92.6 Old : 84.5 77.7 95.1 97.0 83.4 73.3 91.6 92.6 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM PSEG PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE Code-064A54 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 80 Megawatt Hours) : : : Positions : All : 53,498: 28,840 37,144 22,118 13,814 2,540 0 0 0 0 0 0: 0 0 Old : 53,498: 28,840 37,144 22,118 13,814 2,540 0 0 0 0 0 0: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 53.9 69.4 41.3 25.8 4.7 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 Old : 100.0: 53.9 69.4 41.3 25.8 4.7 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 22: 10 10 4 . . 0 0 0 0 0 0: Old : 22: 10 10 4 . . 0 0 0 0 0 0: Other: 0: 0 0 0 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 : 62.5 80.7 87.3 94.4 62.5 80.7 81.3 87.0 Old : 62.5 80.7 87.3 94.4 62.5 80.7 81.3 87.0 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM PSEG OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE Code-064A55 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 5 Megawatt Hours) : : : Positions : All : 958,512: 523,813 658,480 387,739 253,072 46,960 0 0 0 0 0 0: 0 0 Old : 958,512: 523,813 658,480 387,739 253,072 46,960 0 0 0 0 0 0: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 54.6 68.7 40.5 26.4 4.9 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 Old : 100.0: 54.6 68.7 40.5 26.4 4.9 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 20: 9 8 4 . . 0 0 0 0 0 0: Old : 20: 9 8 4 . . 0 0 0 0 0 0: Other: 0: 0 0 0 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 : 63.6 81.7 88.5 98.6 63.6 81.7 84.7 89.0 Old : 63.6 81.7 88.5 98.6 63.6 81.7 84.7 89.0 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM WESTERN PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE Code-064A56 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 80 Megawatt Hours) : : : Positions : All : 168,145: 93,024 133,997 69,819 29,862 2,814 0 0 0 805 0 1,449: 234 23 Old : 168,145: 93,024 133,997 69,819 29,862 2,814 0 0 0 805 0 1,449: 234 23 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : -43: -43 86 0 0 0 0 0 0 129 0 -129: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 55.3 79.7 41.5 17.8 1.7 0.0 0.0 0.0 0.5 0.0 0.9: 0.1 0.0 Old : 100.0: 55.3 79.7 41.5 17.8 1.7 0.0 0.0 0.0 0.5 0.0 0.9: 0.1 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 38: 16 24 . 4 . 0 0 0 . 0 .: Old : 38: 16 24 . 4 . 0 0 0 . 0 .: Other: 0: 0 0 0 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 : 64.6 51.1 89.2 71.8 64.6 51.1 86.0 71.5 Old : 64.6 51.1 89.2 71.8 64.6 51.1 86.0 71.5 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM WESTERN OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE Code-064A57 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 50 MEGAWATT HOURS) : : : Positions : All : 2,907,002: 1,620,057 2,304,893 1,232,544 504,987 36,443 0 0 0 0 42,721 17,958: 0 0 Old : 2,907,002: 1,620,057 2,304,893 1,232,544 504,987 36,443 0 0 0 0 42,721 17,958: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 800: 800 1,600 0 0 0 0 0 0 0 -800 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 55.7 79.3 42.4 17.4 1.3 0.0 0.0 0.0 0.0 1.5 0.6: 0.0 0.0 Old : 100.0: 55.7 79.3 42.4 17.4 1.3 0.0 0.0 0.0 0.0 1.5 0.6: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 36: 13 19 . 4 . 0 0 0 0 . .: Old : 36: 13 19 . 4 . 0 0 0 0 . .: Other: 0: 0 0 0 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 : 68.2 53.4 93.1 75.7 67.6 53.4 90.9 75.7 Old : 68.2 53.4 93.1 75.7 67.6 53.4 90.9 75.7 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM WESTERN PEAK REAL TIME - NEW YORK MERCANTILE EXCHANGE Code-064A58 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 80 Megawatt Hours) : : : Positions : All : 49,448: 33,319 40,109 7,699 2,330 3,805 1,275 820 0 2,071 1,148 1,236: 43 0 Old : 49,448: 33,319 40,109 7,699 2,330 3,805 1,275 820 0 2,071 1,148 1,236: 43 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 1,080: 0 1,275 1,252 -3 -192 0 0 0 0 0 0: 20 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 67.4 81.1 15.6 4.7 7.7 2.6 1.7 0.0 4.2 2.3 2.5: 0.1 0.0 Old : 100.0: 67.4 81.1 15.6 4.7 7.7 2.6 1.7 0.0 4.2 2.3 2.5: 0.1 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 36: 19 16 5 . . . . 0 . . .: Old : 36: 19 16 5 . . . . 0 . . .: Other: 0: 0 0 0 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 56.8 67.6 72.7 43.0 54.9 54.4 65.5 Old : 49.9 56.8 67.6 72.7 43.0 54.9 54.4 65.5 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM WESTERN OFF PEAK REAL TIME - NEW YORK MERCANTILE EXCHANGE Code-064A59 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 5 Megawatt Hours) : : : Positions : All : 1,247,605: 958,135 937,011 85,796 175,696 100,509 0 0 0 101,325 32,549 1,840: 0 0 Old : 1,247,605: 958,135 937,011 85,796 175,696 100,509 0 0 0 101,325 32,549 1,840: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 85,568: 2,400 29,120 9,408 56,448 0 0 0 0 73,760 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 76.8 75.1 6.9 14.1 8.1 0.0 0.0 0.0 8.1 2.6 0.1: 0.0 0.0 Old : 100.0: 76.8 75.1 6.9 14.1 8.1 0.0 0.0 0.0 8.1 2.6 0.1: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 36: 19 15 4 . 4 0 0 0 . . .: Old : 36: 19 15 4 . 4 0 0 0 . . .: Other: 0: 0 0 0 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 : 43.6 54.5 62.7 73.7 43.1 51.3 59.8 68.6 Old : 43.6 54.5 62.7 73.7 43.1 51.3 59.8 68.6 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 ISO NEW ENG INT HUB PEAK SWAP - NEW YORK MERCANTILE EXCHANGE Code-064A60 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 80 Megawatt Hours) : : : Positions : All : 54,369: 46,386 38,576 2,530 10,172 5,068 0 0 0 215 0 0: 170 553 Old : 54,369: 46,386 38,576 2,530 10,172 5,068 0 0 0 215 0 0: 170 553 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 635: 1,680 635 0 1,045 -1,045 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 85.3 71.0 4.7 18.7 9.3 0.0 0.0 0.0 0.4 0.0 0.0: 0.3 1.0 Old : 100.0: 85.3 71.0 4.7 18.7 9.3 0.0 0.0 0.0 0.4 0.0 0.0: 0.3 1.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 28: 16 16 . 4 . 0 0 0 . 0 0: Old : 28: 16 16 . 4 . 0 0 0 . 0 0: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 50.7 45.2 75.3 74.2 39.8 35.5 55.5 56.2 Old : 50.7 45.2 75.3 74.2 39.8 35.5 55.5 56.2 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 MW IND TR REAL TIME PEAK SWAP - NEW YORK MERCANTILE EXCHANGE Code-064A61 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 80 Megawatt Hours) : : : Positions : All : 14,619: 12,009 11,093 1,275 1,530 0 0 1,275 0 650 45 676: 9 0 Old : 14,619: 12,009 11,093 1,275 1,530 0 0 1,275 0 650 45 676: 9 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : .: . . . . . . . . . . .: . . : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 82.1 75.9 8.7 10.5 0.0 0.0 8.7 0.0 4.4 0.3 4.6: 0.1 0.0 Old : 100.0: 82.1 75.9 8.7 10.5 0.0 0.0 8.7 0.0 4.4 0.3 4.6: 0.1 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 20: 8 7 . . 0 0 . 0 . . .: Old : 20: 8 7 . . 0 0 . 0 . . .: Other: 0: 0 0 0 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 : 67.4 75.2 92.8 97.3 67.4 75.2 89.3 94.6 Old : 67.4 75.2 92.8 97.3 67.4 75.2 89.3 94.6 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 MW IND TRANS PEAK SWAP - NEW YORK MERCANTILE EXCHANGE Code-064A62 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 80 Megawatt Hours) : : : Positions : All : 22,292: 22,015 20,947 277 1,196 0 0 0 0 0 129 0: 0 20 Old : 22,292: 22,015 20,947 277 1,196 0 0 0 0 0 129 0: 0 20 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : .: . . . . . . . . . . .: . . : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 98.8 94.0 1.2 5.4 0.0 0.0 0.0 0.0 0.0 0.6 0.0: 0.0 0.1 Old : 100.0: 98.8 94.0 1.2 5.4 0.0 0.0 0.0 0.0 0.0 0.6 0.0: 0.0 0.1 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 20: 9 10 . . 0 0 0 0 0 . 0: Old : 20: 9 10 . . 0 0 0 0 0 . 0: Other: 0: 0 0 0 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 : 89.7 75.3 98.4 90.4 72.0 61.9 77.8 74.5 Old : 89.7 75.3 98.4 90.4 72.0 61.9 77.8 74.5 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM N ILL HUB 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE Code-064A63 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 80 Megawatt Hours) : : : Positions : All : 37,948: 16,576 30,183 18,904 2,550 1,241 630 0 0 0 3,461 364: 233 149 Old : 37,948: 16,576 30,183 18,904 2,550 1,241 630 0 0 0 3,461 364: 233 149 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 1,155: 1,155 510 -645 0 645 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 43.7 79.5 49.8 6.7 3.3 1.7 0.0 0.0 0.0 9.1 1.0: 0.6 0.4 Old : 100.0: 43.7 79.5 49.8 6.7 3.3 1.7 0.0 0.0 0.0 9.1 1.0: 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 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 22: 13 8 . . . . 0 0 0 . .: Old : 22: 13 8 . . . . 0 0 0 . .: Other: 0: 0 0 0 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 : 76.0 75.8 86.7 91.5 70.4 67.8 78.1 83.4 Old : 76.0 75.8 86.7 91.5 70.4 67.8 78.1 83.4 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 NYISO ZONE G 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE Code-064A68 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 80 Megawatt Hours) : : : Positions : All : 20,355: 14,079 12,563 3,531 5,136 1,811 0 526 0 510 0 0: 424 319 Old : 20,355: 14,079 12,563 3,531 5,136 1,811 0 526 0 510 0 0: 424 319 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 40: 40 40 0 20 -20 0 0 0 0 0 0: 20 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 69.2 61.7 17.3 25.2 8.9 0.0 2.6 0.0 2.5 0.0 0.0: 2.1 1.6 Old : 100.0: 69.2 61.7 17.3 25.2 8.9 0.0 2.6 0.0 2.5 0.0 0.0: 2.1 1.6 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 24: 14 11 . . . 0 . 0 . 0 0: Old : 24: 14 11 . . . 0 . 0 . 0 0: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 48.5 49.5 76.4 76.2 47.2 40.8 66.3 61.8 Old : 48.5 49.5 76.4 76.2 47.2 40.8 66.3 61.8 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 ISO NEW ENG CONN OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE Code-064A71 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 5 Megawatt Hours) : : : Positions : All : 415,648: 276,024 292,490 39,639 23,173 99,985 0 0 0 0 0 0: 0 0 Old : 415,648: 276,024 292,490 39,639 23,173 99,985 0 0 0 0 0 0: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : .: . . . . . . . . . . .: . . : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 66.4 70.4 9.5 5.6 24.1 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 Old : 100.0: 66.4 70.4 9.5 5.6 24.1 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 20: 11 6 . . . 0 0 0 0 0 0: Old : 20: 11 6 . . . 0 0 0 0 0 0: Other: 0: 0 0 0 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 88.5 87.0 100.0 38.5 57.4 53.7 63.4 Old : 66.8 88.5 87.0 100.0 38.5 57.4 53.7 63.4 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 ISO NEW ENG HUB OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE Code-064A78 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 5 Megawatt Hours) : : : Positions : All : 1,039,950: 878,677 690,709 0 214,192 118,708 23,400 13,765 0 16,589 0 2,576: 0 0 Old : 1,039,950: 878,677 690,709 0 214,192 118,708 23,400 13,765 0 16,589 0 2,576: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 15,555: -3,925 19,555 0 -11,555 11,555 0 0 0 11,925 0 -4,000: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 84.5 66.4 0.0 20.6 11.4 2.3 1.3 0.0 1.6 0.0 0.2: 0.0 0.0 Old : 100.0: 84.5 66.4 0.0 20.6 11.4 2.3 1.3 0.0 1.6 0.0 0.2: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 32: 17 18 0 5 . . . 0 . 0 .: Old : 32: 17 18 0 5 . . . 0 . 0 .: Other: 0: 0 0 0 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 : 54.1 55.3 77.8 77.3 33.4 33.8 47.5 43.5 Old : 54.1 55.3 77.8 77.3 33.4 33.8 47.5 43.5 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM N ILL HUB 5 OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE Code-064A79 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 5 Megawatt Hours) : : : Positions : All : 702,042: 325,515 547,762 269,871 125,233 4,656 47,040 0 0 30,569 0 24,391: 0 0 Old : 702,042: 325,515 547,762 269,871 125,233 4,656 47,040 0 0 30,569 0 24,391: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 23,448: 48 23,448 23,400 0 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 46.4 78.0 38.4 17.8 0.7 6.7 0.0 0.0 4.4 0.0 3.5: 0.0 0.0 Old : 100.0: 46.4 78.0 38.4 17.8 0.7 6.7 0.0 0.0 4.4 0.0 3.5: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 23: 14 6 . . . . 0 0 . 0 .: Old : 23: 14 6 . . . . 0 0 . 0 .: Other: 0: 0 0 0 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 : 69.3 84.8 90.1 96.3 60.8 69.0 70.9 76.8 Old : 69.3 84.8 90.1 96.3 60.8 69.0 70.9 76.8 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 NYISO ZONE A 5MW OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE Code-064A82 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 5 Megawatt Hours) : : : Positions : All : 180,533: 153,611 137,824 25,418 41,205 1,504 0 0 0 0 0 0: 0 0 Old : 180,533: 153,611 137,824 25,418 41,205 1,504 0 0 0 0 0 0: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 85.1 76.3 14.1 22.8 0.8 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 Old : 100.0: 85.1 76.3 14.1 22.8 0.8 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 20: 9 9 . . . 0 0 0 0 0 0: Old : 20: 9 9 . . . 0 0 0 0 0 0: Other: 0: 0 0 0 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 : 73.0 75.2 92.1 95.0 72.2 75.2 90.2 93.5 Old : 73.0 75.2 92.1 95.0 72.2 75.2 90.2 93.5 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 MW CINERGY OFF PEAK CAL MONTH - NEW YORK MERCANTILE EXCHANGE Code-064A88 Disaggregated Commitments of Traders - Futures Only, June 28, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 5 Megawatts Per Hour) : : : Positions : All : 372,064: 367,264 336,120 0 35,944 0 0 0 0 4,800 0 0: 0 0 Old : 372,064: 367,264 336,120 0 35,944 0 0 0 0 4,800 0 0: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: June 21, 2011 : : .: . . . . . . . . . . .: . . : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 98.7 90.3 0.0 9.7 0.0 0.0 0.0 0.0 1.3 0.0 0.0: 0.0 0.0 Old : 100.0: 98.7 90.3 0.0 9.7 0.0 0.0 0.0 0.0 1.3 0.0 0.0: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 21: 11 11 0 . 0 0 0 0 . 0 0: Old : 21: 11 11 0 . 0 0 0 0 . 0 0: Other: 0: 0 0 0 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 : 82.7 73.3 96.6 89.0 68.6 54.6 75.5 69.8 Old : 82.7 73.3 96.6 89.0 68.6 54.6 75.5 69.8 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Updated July 1, 2011