VIX FUTURES - CBOE FUTURES EXCHANGE Code-1170E1 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- ($1000 X INDEX) OPEN INTEREST: 81,959 COMMITMENTS 8,281 15,842 12,113 49,874 40,610 70,268 68,565 11,691 13,394 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: 11,608) -3,619 359 7,512 10,722 4,684 14,615 12,555 -3,007 -947 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 10.1 19.3 14.8 60.9 49.5 85.7 83.7 14.3 16.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 40) 14 13 10 10 12 30 29
Updated August 10, 2007