VIX FUTURES - CBOE FUTURES EXCHANGE Commitments of Traders with Delta-adjusted Options and Futures Combined, August 16, 2005 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : ($100 X VBI) : : : : All : 14,417: 5,689 2,238 490 4,015 9,156 10,194 11,884: 4,223 2,533 Old : 14,417: 5,689 2,238 490 4,015 9,156 10,194 11,884: 4,223 2,533 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: August 9, 2005 : : 2,193: 193 -46 -74 730 376 849 256: 1,344 1,937 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 39.5 15.5 3.4 27.8 63.5 70.7 82.4: 29.3 17.6 Old : 100.0: 39.5 15.5 3.4 27.8 63.5 70.7 82.4: 29.3 17.6 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 : 44: 24 4 10 6 5 40 17: Old : 44: 24 4 10 6 5 40 17: 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 : 44.4 73.3 55.4 79.3 36.9 58.3 42.0 62.7 Old : 44.4 73.3 55.4 79.3 36.9 58.3 42.0 62.7 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Updated August 19, 2005