VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders with Delta-adjusted Options and Futures Combined, August 18, 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  :    41,567:     6,616      5,950      2,563     23,974     27,325     33,153     35,838:     8,414      5,729
Old  :    41,567:     6,616      5,950      2,563     23,974     27,325     33,153     35,838:     8,414      5,729
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 11, 2009                      :
     :       612:       -18        826     -2,143      2,994      1,367        833         50:      -221        562
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      15.9       14.3        6.2       57.7       65.7       79.8       86.2:      20.2       13.8
Old  :     100.0:      15.9       14.3        6.2       57.7       65.7       79.8       86.2:      20.2       13.8
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  :        27:         8          8          8         11          8         24         19:
Old  :        27:         8          8          8         11          8         24         19:
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  :                 58.3       63.2       66.9       78.1       54.7       55.2       59.8       68.2
Old  :                 58.3       63.2       66.9       78.1       54.7       55.2       59.8       68.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated August 21, 2008