SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261 OPTION AND FUTURES COMBINED POSITIONS AS OF 06/05/07 | --------------------------------------------------------------| 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: 17,967 COMMITMENTS 3,176 1,271 707 13,648 15,744 17,531 17,722 436 245 CHANGES FROM 05/29/07 (CHANGE IN OPEN INTEREST: 201) -108 217 16 303 151 210 384 -9 -183 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 17.7 7.1 3.9 76.0 87.6 97.6 98.6 2.4 1.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 27) 11 5 4 11 11 24 18
Updated June 8, 2007