Disaggregated Commitments of Traders-All Futures Combined Positions as of July 13, 2010 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE (40 MEGAWATT HOURS PER PEAK DAY) : CFTC Code #064657 Open Interest is 40,882 : : Positions : : 23,449 26,186 2,920 6,439 6,983 4,035 440 450 0 2 216 : : : : Changes from: July 6, 2010 : : -20 452 -152 -264 424 360 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 57.4 64.1 7.1 15.8 17.1 9.9 1.1 1.1 0.0 0.0 0.5 : : : : Number of Traders in Each Category Total Traders: 41 : : 25 20 5 . 6 . . . 0 . . : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of July 13, 2010 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- ISO NEW ENGLAND LMP SWAP - NEW YORK MERCANTILE EXCHANGE (40 MEGAWATT HOURS PER PEAK DAY) : CFTC Code #06465H Open Interest is 16,037 : : Positions : : 9,214 10,282 3,317 1,722 2,156 0 280 180 0 322 0 : : : : Changes from: July 6, 2010 : : 2 -28 -20 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 57.5 64.1 20.7 10.7 13.4 0.0 1.7 1.1 0.0 2.0 0.0 : : : : Number of Traders in Each Category Total Traders: 29 : : 14 15 4 . 4 0 . . 0 . 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of July 13, 2010 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- NORTH ILL CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE (40 MEGAWATT HOURS PER PEAK DAY) : CFTC Code #06465I Open Interest is 12,440 : : Positions : : 8,451 9,370 957 704 1,240 0 0 0 0 0 0 : : : : Changes from: July 6, 2010 : : 24 20 -28 0 16 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 67.9 75.3 7.7 5.7 10.0 0.0 0.0 0.0 0.0 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 20 : : 13 10 . . . 0 0 0 0 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of July 13, 2010 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM CAL MONTH OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE (2.5 MEGAWATTS PER OFF PEAK HRS) : CFTC Code #06465M Open Interest is 29,038 : : Positions : : 17,277 14,029 1,242 4,230 7,361 0 1,640 70 0 620 130 : : : : Changes from: July 6, 2010 : : -420 -496 0 96 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 59.5 48.3 4.3 14.6 25.3 0.0 5.6 0.2 0.0 2.1 0.4 : : : : Number of Traders in Each Category Total Traders: 28 : : 17 16 . 6 6 0 . . 0 . . : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of July 13, 2010 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- ISO NEW ENG OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE (2.5 MEGAWATTS PER OFF PEAK HRS) : CFTC Code #06465S Open Interest is 12,305 : : Positions : : 6,728 7,144 2,044 2,492 1,173 340 0 60 304 0 40 : : : : Changes from: July 6, 2010 : : 0 -66 -40 0 12 0 0 0 -32 0 20 : : : : Percent of Open Interest Represented by Each Category of Trader : : 54.7 58.1 16.6 20.3 9.5 2.8 0.0 0.5 2.5 0.0 0.3 : : : : Number of Traders in Each Category Total Traders: 21 : : 11 11 . . 5 . 0 . . 0 . : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of July 13, 2010 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- ISO NEW ENG CONN PEAK SWAP - NEW YORK MERCANTILE EXCHANGE (Contracts of 80 Megawatt Hours) : CFTC Code #06465T Open Interest is 35,269 : : Positions : : 24,089 19,556 3,275 4,795 7,650 0 0 0 0 3,225 0 : : : : Changes from: July 6, 2010 : : 0 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 68.3 55.4 9.3 13.6 21.7 0.0 0.0 0.0 0.0 9.1 0.0 : : : : Number of Traders in Each Category Total Traders: 20 : : 9 6 . . . 0 0 0 0 . 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of July 13, 2010 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- CINERGY CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE (40 MEGAWATT HOURS PER PEAK DAY) : CFTC Code #064A01 Open Interest is 16,473 : : Positions : : 11,893 10,637 1,645 3,818 1,332 612 0 0 0 0 0 : : : : Changes from: July 6, 2010 : : 8 -10 0 14 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 72.2 64.6 10.0 23.2 8.1 3.7 0.0 0.0 0.0 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 28 : : 18 16 4 . 5 . 0 0 0 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of July 13, 2010 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- CINERGY OFF PEAK LMP SWAP - NEW YORK MERCANTILE EXCHANGE (2.5 MW X OFF PEAK HOURS PER MONTH) : CFTC Code #064A02 Open Interest is 10,236 : : Positions : : 6,837 3,072 1,186 5,210 1,038 0 0 0 0 0 0 : : : : Changes from: July 6, 2010 : : 24 4 24 44 -20 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 66.8 30.0 11.6 50.9 10.1 0.0 0.0 0.0 0.0 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 22 : : 15 11 . 4 4 0 0 0 0 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of July 13, 2010 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM N ILL PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE (Contracts of 80 Megawatt Hours) : CFTC Code #064A34 Open Interest is 55,487 : : Positions : : 53,839 40,407 903 14,484 510 0 0 0 0 0 0 : : : : Changes from: July 6, 2010 : : 1,530 0 0 1,530 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 97.0 72.8 1.6 26.1 0.9 0.0 0.0 0.0 0.0 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 20 : : 9 7 . . . 0 0 0 0 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of July 13, 2010 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM N ILL OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE (Contracts of 5 Megawatt Hours) : CFTC Code #064A35 Open Interest is 819,294 : : Positions : : 779,293 572,908 35,321 241,706 4,680 0 0 0 0 0 0 : : : : Changes from: July 6, 2010 : : 28,152 0 0 28,152 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 95.1 69.9 4.3 29.5 0.6 0.0 0.0 0.0 0.0 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 21 : : 10 6 . . . 0 0 0 0 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of July 13, 2010 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM PPL PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE (Contracts of 80 Megawatt Hours) : CFTC Code #064A52 Open Interest is 39,326 : : Positions : : 33,441 36,521 5,056 2,805 0 0 0 0 0 0 0 : : : : Changes from: July 6, 2010 : : 0 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 85.0 92.9 12.9 7.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 23 : : 10 10 4 . 0 0 0 0 0 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of July 13, 2010 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM PPL OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE (Contracts of 5 Megawatt Hours) : CFTC Code #064A53 Open Interest is 567,867 : : Positions : : 479,453 521,067 88,414 46,800 0 0 0 0 0 0 0 : : : : Changes from: July 6, 2010 : : 0 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 84.4 91.8 15.6 8.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 21 : : 8 11 4 . 0 0 0 0 0 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of July 13, 2010 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM PSEG PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE (Contracts of 80 Megawatt Hours) : CFTC Code #064A54 Open Interest is 76,833 : : Positions : : 26,666 49,800 50,038 27,033 0 0 0 0 0 0 0 : : : : Changes from: July 6, 2010 : : 0 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 34.7 64.8 65.1 35.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 26 : : 10 12 5 . 0 0 0 0 0 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of July 13, 2010 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM PSEG OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE (Contracts of 5 Megawatt Hours) : CFTC Code #064A55 Open Interest is 1,317,406 : : Positions : : 426,615 897,702 890,791 419,704 0 0 0 0 0 0 0 : : : : Changes from: July 6, 2010 : : 0 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 32.4 68.1 67.6 31.9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 25 : : 11 10 5 . 0 0 0 0 0 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of July 13, 2010 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM WESTERN PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE (Contracts of 80 Megawatt Hours) : CFTC Code #064A56 Open Interest is 169,506 : : Positions : : 128,161 100,170 36,884 68,575 761 0 0 0 3,445 0 0 : : : : Changes from: July 6, 2010 : : 3,687 1,567 0 2,120 -106 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 75.6 59.1 21.8 40.5 0.4 0.0 0.0 0.0 2.0 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 41 : : 22 22 . 7 . 0 0 0 . 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of July 13, 2010 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM WESTERN OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE (Contracts of 50 MEGAWATT HOURS) : CFTC Code #064A57 Open Interest is 2,830,716 : : Positions : :2,249,176 1,620,091 572,874 1,201,959 8,666 0 0 0 0 0 0 : : : : Changes from: July 6, 2010 : : 55,506 16,966 0 38,540 -1,927 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 79.5 57.2 20.2 42.5 0.3 0.0 0.0 0.0 0.0 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 36 : : 21 16 . 6 . 0 0 0 0 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of July 13, 2010 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM WESTERN PEAK REAL TIME - NEW YORK MERCANTILE EXCHANGE (Contracts of 80 Megawatt Hours) : CFTC Code #064A58 Open Interest is 58,009 : : Positions : : 49,117 52,233 6,065 239 2,827 0 0 0 0 2,455 0 : : : : Changes from: July 6, 2010 : : 255 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 84.7 90.0 10.5 0.4 4.9 0.0 0.0 0.0 0.0 4.2 0.0 : : : : Number of Traders in Each Category Total Traders: 30 : : 19 16 . . . 0 0 0 0 . 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of July 13, 2010 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM WESTERN OFF PEAK REAL TIME - NEW YORK MERCANTILE EXCHANGE (Contracts of 5 Megawatt Hours) : CFTC Code #064A59 Open Interest is 984,627 : : Positions : : 850,097 808,476 41,037 9,618 93,493 0 0 0 0 68,360 0 : : : : Changes from: July 6, 2010 : : 4,680 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 86.3 82.1 4.2 1.0 9.5 0.0 0.0 0.0 0.0 6.9 0.0 : : : : Number of Traders in Each Category Total Traders: 30 : : 18 15 . . 4 0 0 0 0 . 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of July 13, 2010 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- ISO NEW ENG INT HUB PEAK SWAP - NEW YORK MERCANTILE EXCHANGE (Contracts of 80 Megawatt Hours) : CFTC Code #064A60 Open Interest is 63,483 : : Positions : : 45,254 37,454 1,855 13,694 12,335 0 0 0 4,039 0 0 : : : : Changes from: July 6, 2010 : : 176 176 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 71.3 59.0 2.9 21.6 19.4 0.0 0.0 0.0 6.4 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 34 : : 17 20 . 5 6 0 0 0 . 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of July 13, 2010 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- NYISO ZONE 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE (Contracts of 80 Megawatt Hours) : CFTC Code #064A66 Open Interest is 10,467 : : Positions : : 8,419 6,793 1,232 2,947 387 0 0 0 258 0 0 : : : : Changes from: July 6, 2010 : : 0 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 80.4 64.9 11.8 28.2 3.7 0.0 0.0 0.0 2.5 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 21 : : 13 10 . . . 0 0 0 . 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of July 13, 2010 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- ISO NEW ENG CONN OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE (Contracts of 5 Megawatt Hours) : CFTC Code #064A71 Open Interest is 638,982 : : Positions : : 437,701 351,889 60,881 87,868 140,400 0 0 0 0 58,825 0 : : : : Changes from: July 6, 2010 : : 0 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 68.5 55.1 9.5 13.8 22.0 0.0 0.0 0.0 0.0 9.2 0.0 : : : : Number of Traders in Each Category Total Traders: 21 : : 10 7 4 . . 0 0 0 0 . 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of July 13, 2010 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- ISO NEW ENG HUB OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE (Contracts of 5 Megawatt Hours) : CFTC Code #064A78 Open Interest is 1,211,786 : : Positions : : 897,859 691,873 27,989 268,216 223,145 0 23,400 0 62,793 5,152 0 : : : : Changes from: July 6, 2010 : : 0 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 74.1 57.1 2.3 22.1 18.4 0.0 1.9 0.0 5.2 0.4 0.0 : : : : Number of Traders in Each Category Total Traders: 37 : : 19 17 . 5 5 0 . 0 . . 0 : ----------------------------------------------------------------------------------------------------------------
Updated July 16, 2010