SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/19/08 | --------------------------------------------------------------| 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: 32,950 COMMITMENTS 15,961 5,856 7,087 9,619 19,837 32,667 32,780 283 171 CHANGES FROM 08/12/08 (CHANGE IN OPEN INTEREST: -2,199) -284 422 -749 -1,122 -1,809 -2,155 -2,136 -44 -63 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 48.4 17.8 21.5 29.2 60.2 99.1 99.5 0.9 0.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 39) 15 10 15 13 13 35 31 CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006268 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/19/08 | --------------------------------------------------------------| 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: 7,652 COMMITMENTS 4,572 4,268 2,520 0 650 7,092 7,438 561 214 CHANGES FROM 08/12/08 (CHANGE IN OPEN INTEREST: 197) 160 57 57 0 75 217 190 -20 7 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 59.7 55.8 32.9 0.0 8.5 92.7 97.2 7.3 2.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 23) 12 6 10 0 4 18 15
Updated August 22, 2008