VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 31, 2012               
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     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
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     :          : ($1000 X INDEX)                                                            :
     :          :                                                                            :
All  :   326,066:    52,014    130,293     61,143    192,398    114,228    305,555    305,664:    20,511     20,402
Old  :   326,066:    52,014    130,293     61,143    192,398    114,228    305,555    305,664:    20,511     20,402
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 24, 2012                    :
     :    -4,128:    -1,734    -12,490      2,554     -6,558      6,688     -5,738     -3,248:     1,610       -880
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      16.0       40.0       18.8       59.0       35.0       93.7       93.7:       6.3        6.3
Old  :     100.0:      16.0       40.0       18.8       59.0       35.0       93.7       93.7:       6.3        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  :       141:        52         47         60         30         31        114        113:
Old  :       141:        52         47         60         30         31        114        113:
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  :                 47.2       31.8       56.8       48.1       30.7       23.9       35.9       32.7
Old  :                 47.2       31.8       56.8       48.1       30.7       23.9       35.9       32.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated January 4, 2013