```
VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders - Futures Only, August 30, 2011                 
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : ($1000 X INDEX)                                                            :
     :          :                                                                            :
All  :   162,292:    21,671     35,068     38,616     87,934     74,284    148,221    147,968:    14,071     14,324
Old  :   162,292:    21,671     35,068     38,616     87,934     74,284    148,221    147,968:    14,071     14,324
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 23, 2011                      :
     :    -4,706:     1,165       -478        600       -321      2,085      1,444      2,207:    -6,150     -6,913
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      13.4       21.6       23.8       54.2       45.8       91.3       91.2:       8.7        8.8
Old  :     100.0:      13.4       21.6       23.8       54.2       45.8       91.3       91.2:       8.7        8.8
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  :       103:        34         22         47         28         24         93         80:
Old  :       103:        34         22         47         28         24         93         80:
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  :                 31.5       36.1       42.4       48.4       25.7       29.6       32.9       37.0
Old  :                 31.5       36.1       42.4       48.4       25.7       29.6       32.9       37.0
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

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Updated September 2, 2011