SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261 OPTION AND FUTURES COMBINED POSITIONS AS OF 12/24/07 | --------------------------------------------------------------| 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: 13,560 COMMITMENTS 3,704 2,339 1,377 8,362 9,741 13,443 13,457 117 103 CHANGES FROM 12/18/07 (CHANGE IN OPEN INTEREST: -1,010) 6 -548 -48 60 486 18 -110 -1,029 -900 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 27.3 17.2 10.2 61.7 71.8 99.1 99.2 0.9 0.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 33) 10 12 13 10 11 26 30
Updated December 28, 2007