Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 47,628 : : Positions : : 21,193 30,788 7,226 5,499 7,449 6,888 1,000 1,282 0 208 76 : : : : Changes from: December 21, 2010 : : 559 4,727 1,363 -3,157 3,915 608 960 -166 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 44.5 64.6 15.2 11.5 15.6 14.5 2.1 2.7 0.0 0.4 0.2 : : : : Number of Traders in Each Category Total Traders: 43 : : 24 22 5 4 7 4 . . 0 . . : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 A LBMP SWAP - NEW YORK MERCANTILE EXCHANGE (CONTRACTS 0F 400 MEGAWATT HOURS) : CFTC Code #06465A Open Interest is 8,098 : : Positions : : 6,264 5,742 278 1,229 82 92 0 0 0 46 0 : : : : Changes from: December 21, 2010 : : 0 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 77.4 70.9 3.4 15.2 1.0 1.1 0.0 0.0 0.0 0.6 0.0 : : : : Number of Traders in Each Category Total Traders: 20 : : 11 12 . . . . 0 0 0 . 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 15,995 : : Positions : : 11,060 12,078 3,034 1,517 770 0 380 20 0 314 30 : : : : Changes from: December 21, 2010 : : 20 10 0 0 0 0 0 0 0 10 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 69.1 75.5 19.0 9.5 4.8 0.0 2.4 0.1 0.0 2.0 0.2 : : : : Number of Traders in Each Category Total Traders: 30 : : 19 16 4 . 6 0 . . 0 . . : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 10,673 : : Positions : : 6,709 7,681 1,352 820 448 0 0 0 699 0 0 : : : : Changes from: December 21, 2010 : : 170 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 62.9 72.0 12.7 7.7 4.2 0.0 0.0 0.0 6.5 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 21 : : 13 12 . . . 0 0 0 . 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 31,966 : : Positions : : 21,324 13,306 1,402 9,876 5,032 0 1,600 70 164 864 280 : : : : Changes from: December 21, 2010 : : -480 10 0 0 0 0 0 0 0 -10 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 66.7 41.6 4.4 30.9 15.7 0.0 5.0 0.2 0.5 2.7 0.9 : : : : Number of Traders in Each Category Total Traders: 30 : : 18 17 . 5 7 0 . . . . . : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 12,228 : : Positions : : 8,806 8,292 692 1,827 759 190 0 40 0 334 0 : : : : Changes from: December 21, 2010 : : 126 -2 0 120 0 0 0 0 0 8 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 72.0 67.8 5.7 14.9 6.2 1.6 0.0 0.3 0.0 2.7 0.0 : : : : Number of Traders in Each Category Total Traders: 24 : : 17 12 . . 4 . 0 . 0 . 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 24,226 : : Positions : : 13,706 13,501 2,615 2,245 7,650 0 0 0 0 575 0 : : : : Changes from: December 21, 2010 : : 0 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 56.6 55.7 10.8 9.3 31.6 0.0 0.0 0.0 0.0 2.4 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 December 28, 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 14,149 : : Positions : : 9,091 8,419 2,528 2,866 1,370 132 860 12 0 0 0 : : : : Changes from: December 21, 2010 : : -260 0 1,200 0 -48 -100 860 -120 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 64.3 59.5 17.9 20.3 9.7 0.9 6.1 0.1 0.0 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 32 : : 18 15 5 . 6 . . . 0 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 8,769 : : Positions : : 5,701 3,117 1,154 3,966 832 0 0 0 0 0 0 : : : : Changes from: December 21, 2010 : : 0 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 65.0 35.5 13.2 45.2 9.5 0.0 0.0 0.0 0.0 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 22 : : 15 13 . 4 4 0 0 0 0 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 48,601 : : Positions : : 46,552 34,181 1,476 13,717 63 0 0 0 0 510 0 : : : : Changes from: December 21, 2010 : : 19 0 0 19 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 95.8 70.3 3.0 28.2 0.1 0.0 0.0 0.0 0.0 1.0 0.0 : : : : Number of Traders in Each Category Total Traders: 24 : : 12 10 . . . 0 0 0 0 . 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 695,838 : : Positions : : 666,918 430,553 26,288 253,293 2,632 0 0 0 0 9,360 0 : : : : Changes from: December 21, 2010 : : 1,143 391 0 752 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 95.8 61.9 3.8 36.4 0.4 0.0 0.0 0.0 0.0 1.3 0.0 : : : : Number of Traders in Each Category Total Traders: 25 : : 14 9 . . . 0 0 0 0 . 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 BGE PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE (Contracts of 80 Megawatt Hours) : CFTC Code #064A42 Open Interest is 32,669 : : Positions : : 21,881 32,259 10,254 0 0 0 0 0 0 410 0 : : : : Changes from: December 21, 2010 : : 0 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 67.0 98.7 31.4 0.0 0.0 0.0 0.0 0.0 0.0 1.3 0.0 : : : : Number of Traders in Each Category Total Traders: 20 : : 10 4 5 0 0 0 0 0 0 . 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 PEPCO PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE (Contracts of 80 Megawatt Hours) : CFTC Code #064A50 Open Interest is 32,882 : : Positions : : 28,452 27,178 4,430 5,244 0 0 0 0 0 460 0 : : : : Changes from: December 21, 2010 : : 0 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 86.5 82.7 13.5 15.9 0.0 0.0 0.0 0.0 0.0 1.4 0.0 : : : : Number of Traders in Each Category Total Traders: 21 : : 11 7 . . 0 0 0 0 0 . 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 34,260 : : Positions : : 31,973 28,895 1,292 5,365 0 0 0 0 230 0 0 : : : : Changes from: December 21, 2010 : : 0 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 93.3 84.3 3.8 15.7 0.0 0.0 0.0 0.0 0.7 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 23 : : 10 9 5 . 0 0 0 0 . 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 508,467 : : Positions : : 488,579 413,283 19,888 95,184 0 0 0 0 0 0 0 : : : : Changes from: December 21, 2010 : : 0 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 96.1 81.3 3.9 18.7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 24 : : 10 12 4 . 0 0 0 0 0 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 63,111 : : Positions : : 30,349 45,824 32,739 17,287 0 0 0 0 0 0 0 : : : : Changes from: December 21, 2010 : : 0 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 48.1 72.6 51.9 27.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 28 : : 13 13 5 . 0 0 0 0 0 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 1,077,087 : : Positions : : 483,779 811,589 593,308 265,498 0 0 0 0 0 0 0 : : : : Changes from: December 21, 2010 : : 0 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 44.9 75.4 55.1 24.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 26 : : 13 11 5 . 0 0 0 0 0 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 211,805 : : Positions : : 121,709 162,278 88,388 48,542 855 0 0 0 853 0 0 : : : : Changes from: December 21, 2010 : : 83 83 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 57.5 76.6 41.7 22.9 0.4 0.0 0.0 0.0 0.4 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 42 : : 21 21 4 5 . 0 0 0 . 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 3,720,249 : : Positions : :2,201,452 2,881,362 1,504,432 823,298 14,365 0 0 0 0 1,224 0 : : : : Changes from: December 21, 2010 : : 3,593 3,593 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 59.2 77.5 40.4 22.1 0.4 0.0 0.0 0.0 0.0 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 40 : : 19 20 4 5 4 0 0 0 0 . 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 64,327 : : Positions : : 43,664 56,100 10,683 1,735 4,390 1,735 190 0 3,723 1,525 132 : : : : Changes from: December 21, 2010 : : 0 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 67.9 87.2 16.6 2.7 6.8 2.7 0.3 0.0 5.8 2.4 0.2 : : : : Number of Traders in Each Category Total Traders: 39 : : 19 18 5 . 4 . . 0 . . . : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 1,188,555 : : Positions : : 949,809 1,019,047 155,664 42,851 53,677 0 3,800 0 29,405 69,180 0 : : : : Changes from: December 21, 2010 : : 3,800 -6,600 -2,277 6,083 2,277 0 0 0 0 2,040 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 79.9 85.7 13.1 3.6 4.5 0.0 0.3 0.0 2.5 5.8 0.0 : : : : Number of Traders in Each Category Total Traders: 41 : : 20 23 4 . . 0 . 0 . . 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 55,059 : : Positions : : 40,565 36,710 3,570 8,927 8,898 1,020 0 255 575 223 46 : : : : Changes from: December 21, 2010 : : 0 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 73.7 66.7 6.5 16.2 16.2 1.9 0.0 0.5 1.0 0.4 0.1 : : : : Number of Traders in Each Category Total Traders: 34 : : 19 20 . 4 4 . 0 . . . . : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 A 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE (Contracts of 80 Megawatt Hours) : CFTC Code #064A66 Open Interest is 9,068 : : Positions : : 5,916 6,070 2,063 2,107 0 0 0 0 46 230 0 : : : : Changes from: December 21, 2010 : : 0 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 65.2 66.9 22.8 23.2 0.0 0.0 0.0 0.0 0.5 2.5 0.0 : : : : Number of Traders in Each Category Total Traders: 20 : : 12 8 . . 0 0 0 0 . . 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 G 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE (Contracts of 80 Megawatt Hours) : CFTC Code #064A68 Open Interest is 16,750 : : Positions : : 11,649 7,923 3,685 7,602 396 0 0 0 510 0 0 : : : : Changes from: December 21, 2010 : : 0 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 69.5 47.3 22.0 45.4 2.4 0.0 0.0 0.0 3.0 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 21 : : 13 9 . . . 0 0 0 . 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 432,408 : : Positions : : 244,448 242,280 47,560 40,328 140,400 0 0 0 0 9,400 0 : : : : Changes from: December 21, 2010 : : 0 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 56.5 56.0 11.0 9.3 32.5 0.0 0.0 0.0 0.0 2.2 0.0 : : : : Number of Traders in Each Category Total Traders: 20 : : 9 7 4 . . 0 0 0 0 . 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 1,026,087 : : Positions : : 818,516 611,530 17,104 188,341 178,811 0 23,400 0 9,776 22,125 1,880 : : : : Changes from: December 21, 2010 : : 4,679 884 0 0 0 0 0 0 0 3,795 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 79.8 59.6 1.7 18.4 17.4 0.0 2.3 0.0 1.0 2.2 0.2 : : : : Number of Traders in Each Category Total Traders: 39 : : 19 22 . 5 4 0 . 0 . . . : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders-All Futures Combined Positions as of December 28, 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 HUB 5 OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE (Contracts of 5 Megawatt Hours) : CFTC Code #064A79 Open Interest is 412,232 : : Positions : : 371,952 347,179 36,520 49,688 0 0 0 0 0 11,605 3,760 : : : : Changes from: December 21, 2010 : : 0 0 0 0 0 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 90.2 84.2 8.9 12.1 0.0 0.0 0.0 0.0 0.0 2.8 0.9 : : : : Number of Traders in Each Category Total Traders: 23 : : 12 9 . . 0 0 0 0 0 . . : ----------------------------------------------------------------------------------------------------------------
Updated January 3, 2011