SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/28/07 | --------------------------------------------------------------| 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: 22,313 COMMITMENTS 4,149 2,680 2,731 15,202 16,678 22,082 22,089 232 224 CHANGES FROM 08/21/07 (CHANGE IN OPEN INTEREST: 1,276) -286 964 319 1,316 28 1,350 1,311 -73 -35 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 18.6 12.0 12.2 68.1 74.7 99.0 99.0 1.0 1.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 33) 9 12 10 12 12 26 29
Updated August 31, 2007