VIX FUTURES - CBOE FUTURES EXCHANGE Code-1170E1 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/21/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- ($1000 X INDEX) OPEN INTEREST: 84,509 COMMITMENTS 9,146 16,916 16,966 50,236 41,209 76,348 75,091 8,161 9,418 CHANGES FROM 08/14/07 (CHANGE IN OPEN INTEREST: -60) 1,203 -1,270 835 -2,203 1,452 -165 1,017 105 -1,077 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 10.8 20.0 20.1 59.4 48.8 90.3 88.9 9.7 11.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 48) 16 18 15 10 10 35 35
Updated August 24, 2007