SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261 OPTION AND FUTURES COMBINED POSITIONS AS OF 06/12/07 | --------------------------------------------------------------| 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: 17,199 COMMITMENTS 3,686 1,216 782 12,480 14,881 16,948 16,879 251 319 CHANGES FROM 06/05/07 (CHANGE IN OPEN INTEREST: -768) 511 -55 74 -1,168 -862 -583 -843 -185 74 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 21.4 7.1 4.5 72.6 86.5 98.5 98.1 1.5 1.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 28) 12 5 6 11 11 24 21
Updated June 15, 2007