VIX FUTURES - CBOE FUTURES EXCHANGE Code-1170E1 OPTION AND FUTURES COMBINED POSITIONS AS OF 10/17/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- ($100 X VBI) OPEN INTEREST: 54,409 COMMITMENTS 4,122 10,614 1,501 38,394 36,828 44,017 48,943 10,392 5,466 CHANGES FROM 10/10/06 (CHANGE IN OPEN INTEREST: -3,568) -546 -354 61 -3,416 -3,244 -3,901 -3,537 333 -31 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.6 19.5 2.8 70.6 67.7 80.9 90.0 19.1 10.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 26) 7 7 4 11 5 22 13
Updated October 20, 2006