```
VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders - Futures Only, June 21, 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  :   215,571:    20,476     43,074     47,153    122,714    102,484    190,343    192,711:    25,228     22,860
Old  :   215,571:    20,476     43,074     47,153    122,714    102,484    190,343    192,711:    25,228     22,860
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: June 14, 2011                        :
     :   -33,405:    -2,465     -1,356     -5,532    -24,565    -25,791    -32,562    -32,679:      -843       -726
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       9.5       20.0       21.9       56.9       47.5       88.3       89.4:      11.7       10.6
Old  :     100.0:       9.5       20.0       21.9       56.9       47.5       88.3       89.4:      11.7       10.6
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:        38         37         57         27         27        105        101:
Old  :       125:        38         37         57         27         27        105        101:
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  :                 42.3       33.0       52.1       44.6       36.3       26.1       40.1       33.2
Old  :                 42.3       33.0       52.1       44.6       36.3       26.1       40.1       33.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

----

Updated June 24, 2011