SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261 OPTION AND FUTURES COMBINED POSITIONS AS OF 12/14/10 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 25 U.S. EPA SO2 EMMISSION OPEN INTEREST: 14,015 COMMITMENTS 10,432 100 0 3,557 13,890 13,989 13,990 26 25 CHANGES FROM 12/07/10 (CHANGE IN OPEN INTEREST: -1,042) -79 100 -100 -869 -1,048 -1,048 -1,048 6 6 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 74.4 0.7 0.0 25.4 99.1 99.8 99.8 0.2 0.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 21) 4 1 2 5 14 10 16 SULFUR FINANCIAL INSTR 2009 - CHICAGO CLIMATE FUTURES EXCHANGE Code-006265 OPTION AND FUTURES COMBINED POSITIONS AS OF 12/14/10 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 25 U.S. EPA SO2 EMMISSION OPEN INTEREST: 24,442 COMMITMENTS 18,465 39 0 5,905 24,403 24,370 24,442 72 0 CHANGES FROM 12/07/10 (CHANGE IN OPEN INTEREST: -118) -146 0 -56 56 -45 -146 -101 28 -17 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 75.5 0.2 0.0 24.2 99.8 99.7 100.0 0.3 0.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 31) 10 1 1 14 15 25 16 CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006268 OPTION AND FUTURES COMBINED POSITIONS AS OF 12/14/10 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 METRIC TONS CCX C02) OPEN INTEREST: 5,758 COMMITMENTS 4,909 822 528 0 4,337 5,436 5,686 322 72 CHANGES FROM 12/07/10 (CHANGE IN OPEN INTEREST: 1) 1 0 -50 0 0 -49 -49 50 50 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 85.2 14.3 9.2 0.0 75.3 94.4 98.7 5.6 1.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 21) 18 1 6 0 2 19 8 RGGI CO2 ALLOWANCE 2009 - CHICAGO CLIMATE FUTURES EXCHANGE Code-00626U OPTION AND FUTURES COMBINED POSITIONS AS OF 12/14/10 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1000 RGGI CO2 ALLOWANCES) OPEN INTEREST: 11,907 COMMITMENTS 512 83 5 11,351 11,784 11,868 11,872 39 35 CHANGES FROM 12/07/10 (CHANGE IN OPEN INTEREST: -67) -109 14 -12 31 -81 -90 -79 23 12 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 4.3 0.7 0.0 95.3 99.0 99.7 99.7 0.3 0.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 20) 4 2 3 7 7 12 11
Updated December 17, 2010