VIX FUTURES - CBOE FUTURES EXCHANGE Code-1170E1 OPTION AND FUTURES COMBINED POSITIONS AS OF 10/23/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- ($1000 X INDEX) OPEN INTEREST: 73,597 COMMITMENTS 10,281 10,772 10,671 42,341 45,654 63,293 67,097 10,304 6,500 CHANGES FROM 10/16/07 (CHANGE IN OPEN INTEREST: -12,611) -682 2,296 -2,175 -7,145 -8,772 -10,002 -8,651 -2,609 -3,960 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 14.0 14.6 14.5 57.5 62.0 86.0 91.2 14.0 8.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 38) 12 12 11 11 7 32 24
Updated October 26, 2007