SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261 OPTION AND FUTURES COMBINED POSITIONS AS OF 07/29/08 | --------------------------------------------------------------| 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: 35,737 COMMITMENTS 14,977 5,111 7,584 12,752 22,804 35,314 35,499 423 237 CHANGES FROM 07/22/08 (CHANGE IN OPEN INTEREST: 1,088) 173 428 1,000 -39 -377 1,134 1,051 -47 36 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 41.9 14.3 21.2 35.7 63.8 98.8 99.3 1.2 0.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 39) 15 10 14 13 13 34 31 CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006268 OPTION AND FUTURES COMBINED POSITIONS AS OF 07/29/08 | --------------------------------------------------------------| 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: 6,496 COMMITMENTS 3,607 3,304 2,257 0 754 5,864 6,315 632 181 CHANGES FROM 07/22/08 (CHANGE IN OPEN INTEREST: 665) 443 459 212 0 1 655 672 10 -7 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 55.5 50.9 34.8 0.0 11.6 90.3 97.2 9.7 2.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 23) 13 6 12 0 3 19 16
Updated August 1, 2008