VIX FUTURES - CBOE FUTURES EXCHANGE Code-1170E1 Commitments of Traders with Delta-adjusted Options and Futures Combined, September 11, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : ($1000 X INDEX) : : : : All : 69,634: 8,437 9,599 12,205 41,545 40,334 62,187 62,138: 7,447 7,496 Old : 69,634: 8,437 9,599 12,205 41,545 40,334 62,187 62,138: 7,447 7,496 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: September 4, 2007 : : 5,120: 1,262 -88 1,340 1,809 2,925 4,411 4,177: 709 943 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 12.1 13.8 17.5 59.7 57.9 89.3 89.2: 10.7 10.8 Old : 100.0: 12.1 13.8 17.5 59.7 57.9 89.3 89.2: 10.7 10.8 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 38: 13 10 10 12 10 29 28: Old : 38: 13 10 10 12 10 29 28: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 62.7 56.1 71.9 71.7 46.5 44.1 52.3 52.1 Old : 62.7 56.1 71.9 71.7 46.5 44.1 52.3 52.1 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Updated September 14, 2007