SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| 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: 15,580 COMMITMENTS 3,370 264 670 11,043 14,187 15,083 15,121 497 459 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: .) . . . . . . . . . PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 21.6 1.7 4.3 70.9 91.1 96.8 97.1 3.2 2.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 22) 9 2 5 11 11 22 16
Updated April 27, 2007