SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/15/08 | --------------------------------------------------------------| 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: 35,653 COMMITMENTS 10,132 3,054 3,601 21,791 28,853 35,524 35,508 129 145 CHANGES FROM 04/08/08 (CHANGE IN OPEN INTEREST: -471) -72 91 -95 -213 -308 -380 -312 -91 -159 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 28.4 8.6 10.1 61.1 80.9 99.6 99.6 0.4 0.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 32) 10 9 12 13 13 30 27
Updated April 18, 2008