SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261 OPTION AND FUTURES COMBINED POSITIONS AS OF 03/23/10 | --------------------------------------------------------------| 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: 15,071 COMMITMENTS 10,507 327 31 4,419 14,608 14,958 14,966 113 104 CHANGES FROM 03/16/10 (CHANGE IN OPEN INTEREST: -232) -82 48 15 -36 -151 -103 -89 -129 -143 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 69.7 2.2 0.2 29.3 96.9 99.3 99.3 0.7 0.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 31) 8 3 2 10 15 18 20 SULFUR FINANCIAL INSTR 2009 - CHICAGO CLIMATE FUTURES EXCHANGE Code-006265 OPTION AND FUTURES COMBINED POSITIONS AS OF 03/23/10 | --------------------------------------------------------------| 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: 25,181 COMMITMENTS 18,282 5,514 2,054 4,780 17,600 25,116 25,168 65 13 CHANGES FROM 03/16/10 (CHANGE IN OPEN INTEREST: -8) -320 20 205 462 111 348 337 -356 -345 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 72.6 21.9 8.2 19.0 69.9 99.7 99.9 0.3 0.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 28) 6 4 3 14 14 22 19 CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006268 OPTION AND FUTURES COMBINED POSITIONS AS OF 03/23/10 | --------------------------------------------------------------| 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: 3,941 COMMITMENTS 2,632 439 993 55 2,452 3,681 3,884 261 57 CHANGES FROM 03/16/10 (CHANGE IN OPEN INTEREST: 2) 1 0 0 0 1 2 2 -0 -0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 66.8 11.1 25.2 1.4 62.2 93.4 98.5 6.6 1.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 23) 19 2 7 2 2 23 9 RGGI CO2 ALLOWANCE 2009 - CHICAGO CLIMATE FUTURES EXCHANGE Code-00626U OPTION AND FUTURES COMBINED POSITIONS AS OF 03/23/10 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1000 RGGI CO2 ALLOWANCES) OPEN INTEREST: 9,503 COMMITMENTS 704 31 44 8,530 9,395 9,278 9,470 225 33 CHANGES FROM 03/16/10 (CHANGE IN OPEN INTEREST: 1) 0 0 0 0 0 0 0 1 1 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.4 0.3 0.5 89.8 98.9 97.6 99.7 2.4 0.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 21) 2 2 2 11 11 15 13 RGGI CO2 ALLOWANCE 2010 - CHICAGO CLIMATE FUTURES EXCHANGE Code-00626V OPTION AND FUTURES COMBINED POSITIONS AS OF 03/23/10 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1000 RGGI CO2 ALLOWANCES) OPEN INTEREST: 9,385 COMMITMENTS 502 91 59 8,819 9,235 9,380 9,385 5 0 CHANGES FROM 03/16/10 (CHANGE IN OPEN INTEREST: -81) 0 7 -11 -70 -78 -81 -81 0 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.3 1.0 0.6 94.0 98.4 99.9 100.0 0.1 0.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 20) 2 1 1 13 11 16 12
Updated March 26, 2010