```
VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders - Futures Only, August 28, 2012                 
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : ($1000 X INDEX)                                                            :
     :          :                                                                            :
All  :   359,935:    78,715    143,064     63,387    194,215    128,185    336,317    334,636:    23,618     25,299
Old  :   359,935:    78,715    143,064     63,387    194,215    128,185    336,317    334,636:    23,618     25,299
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 21, 2012                      :
     :   -43,673:    -4,209      2,102     -4,648    -25,834    -35,314    -34,691    -37,860:    -8,982     -5,813
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      21.9       39.7       17.6       54.0       35.6       93.4       93.0:       6.6        7.0
Old  :     100.0:      21.9       39.7       17.6       54.0       35.6       93.4       93.0:       6.6        7.0
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  :       151:        36         68         62         30         37        111        132:
Old  :       151:        36         68         62         30         37        111        132:
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  :                 50.6       30.0       61.7       43.0       46.0       22.8       51.4       33.7
Old  :                 50.6       30.0       61.7       43.0       46.0       22.8       51.4       33.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

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Updated August 31, 2012