```
VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders - Futures Only, May 28, 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  :   389,387:    98,250    159,936     91,341    167,326    103,753    356,917    355,030:    32,470     34,357
Old  :   389,387:    98,250    159,936     91,341    167,326    103,753    356,917    355,030:    32,470     34,357
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 21, 2013                         :
     :   -45,601:   -13,218     -5,145    -11,546    -23,139    -28,014    -47,903    -44,705:     2,302       -896
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      25.2       41.1       23.5       43.0       26.6       91.7       91.2:       8.3        8.8
Old  :     100.0:      25.2       41.1       23.5       43.0       26.6       91.7       91.2:       8.3        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  :       164:        46         73         66         33         30        119        138:
Old  :       164:        46         73         66         33         30        119        138:
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  :                 43.2       30.7       54.8       41.0       32.4       17.7       37.5       23.9
Old  :                 43.2       30.7       54.8       41.0       32.4       17.7       37.5       23.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

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Updated May 31, 2013