VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders with Delta-adjusted Options and Futures Combined, August 11, 2009                 
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     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
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     :          : ($1000 X INDEX)                                                            :
     :          :                                                                            :
All  :    40,955:     6,634      5,124      4,706     20,980     25,958     32,320     35,788:     8,635      5,167
Old  :    40,955:     6,634      5,124      4,706     20,980     25,958     32,320     35,788:     8,635      5,167
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 4, 2009                       :
     :     2,545:       544      1,156     -1,052      2,756      2,160      2,248      2,264:       297        281
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      16.2       12.5       11.5       51.2       63.4       78.9       87.4:      21.1       12.6
Old  :     100.0:      16.2       12.5       11.5       51.2       63.4       78.9       87.4:      21.1       12.6
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  :        29:         9          8          9         10          7         26         18:
Old  :        29:         9          8          9         10          7         26         18:
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  :                 56.8       63.0       64.3       79.3       49.7       58.8       55.4       68.6
Old  :                 56.8       63.0       64.3       79.3       49.7       58.8       55.4       68.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated August 14, 2009