VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 22, 2011               
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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  :   162,587:    15,556     26,658     34,377     90,503     84,481    140,436    145,516:    22,151     17,071
Old  :   162,587:    15,556     26,658     34,377     90,503     84,481    140,436    145,516:    22,151     17,071
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 15, 2011                    :
     :   -16,010:    -6,392     -4,045     -4,433     -7,672    -12,413    -18,497    -20,891:     2,487      4,881
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       9.6       16.4       21.1       55.7       52.0       86.4       89.5:      13.6       10.5
Old  :     100.0:       9.6       16.4       21.1       55.7       52.0       86.4       89.5:      13.6       10.5
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  :       101:        30         27         36         27         30         81         81:
Old  :       101:        30         27         36         27         30         81         81:
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  :                 49.7       27.8       59.5       45.7       32.5       21.8       35.5       30.9
Old  :                 49.7       27.8       59.5       45.7       32.5       21.8       35.5       30.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated February 25, 2011