VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 11, 2012               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : ($1000 X INDEX)                                                            :
     :          :                                                                            :
All  :   409,743:    56,401    164,355     83,609    246,042    134,426    386,052    382,390:    23,691     27,353
Old  :   409,743:    56,401    164,355     83,609    246,042    134,426    386,052    382,390:    23,691     27,353
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 4, 2012                     :
     :    13,612:     1,674       -156      5,097     15,540     17,249     22,311     22,190:    -8,699     -8,578
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      13.8       40.1       20.4       60.0       32.8       94.2       93.3:       5.8        6.7
Old  :     100.0:      13.8       40.1       20.4       60.0       32.8       94.2       93.3:       5.8        6.7
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  :       178:        58         62         75         37         40        142        142:
Old  :       178:        58         62         75         37         40        142        142:
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  :                 45.0       37.1       54.6       48.9       30.3       23.8       35.0       31.2
Old  :                 45.0       37.1       54.6       48.9       30.3       23.8       35.0       31.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated December 14, 2012