SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/01/08 | --------------------------------------------------------------| 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: 35,383 COMMITMENTS 9,924 2,931 3,414 21,967 28,974 35,305 35,319 78 64 CHANGES FROM 03/25/08 (CHANGE IN OPEN INTEREST: 2,071) -197 -352 59 2,270 2,658 2,132 2,366 -61 -294 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 28.0 8.3 9.6 62.1 81.9 99.8 99.8 0.2 0.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 32) 11 8 13 13 13 30 28
Updated April 4, 2008