```
VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders with Delta-adjusted Options and Futures Combined, July 12, 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  :   230,154:    28,783     49,555     45,350    126,200    107,856    200,333    202,761:    29,821     27,394
Old  :   230,154:    28,783     49,555     45,350    126,200    107,856    200,333    202,761:    29,821     27,394
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 5, 2011                         :
     :    17,750:    -2,366      2,366       -252     15,039      8,807     12,421     10,921:     5,330      6,829
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      12.5       21.5       19.7       54.8       46.9       87.0       88.1:      13.0       11.9
Old  :     100.0:      12.5       21.5       19.7       54.8       46.9       87.0       88.1:      13.0       11.9
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  :       125:        44         30         57         28         26        107         99:
Old  :       125:        44         30         57         28         26        107         99:
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  :                 39.5       27.6       48.5       40.2       32.9       22.5       38.0       30.4
Old  :                 39.5       27.6       48.5       40.2       32.9       22.5       38.0       30.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

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Updated July 15, 2011