```
VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders - Futures Only, August 13, 2013                 
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : ($1000 X INDEX)                                                            :
     :          :                                                                            :
All  :   441,586:   106,359    219,503     78,039    229,700    116,316    414,098    413,858:    27,488     27,728
Old  :   441,586:   106,359    219,503     78,039    229,700    116,316    414,098    413,858:    27,488     27,728
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 6, 2013                       :
     :    39,041:     7,182     15,929      4,279     24,124     16,035     35,585     36,243:     3,456      2,798
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      24.1       49.7       17.7       52.0       26.3       93.8       93.7:       6.2        6.3
Old  :     100.0:      24.1       49.7       17.7       52.0       26.3       93.8       93.7:       6.2        6.3
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  :       182:        54         78         71         38         35        137        147:
Old  :       182:        54         78         71         38         35        137        147:
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  :                 39.6       28.2       50.5       42.8       33.3       24.5       39.5       35.9
Old  :                 39.6       28.2       50.5       42.8       33.3       24.5       39.5       35.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

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Updated August 16, 2013