VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 16, 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  :   424,977:    72,953    160,371     68,558    256,874    169,671    398,385    398,600:    26,592     26,377
Old  :   424,977:    72,953    160,371     68,558    256,874    169,671    398,385    398,600:    26,592     26,377
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 9, 2012                      :
     :    20,888:     3,325      2,620     -1,548     17,176     18,985     18,953     20,057:     1,935        831
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      17.2       37.7       16.1       60.4       39.9       93.7       93.8:       6.3        6.2
Old  :     100.0:      17.2       37.7       16.1       60.4       39.9       93.7       93.8:       6.3        6.2
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  :       170:        53         62         79         38         40        140        145:
Old  :       170:        53         62         79         38         40        140        145:
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  :                 47.6       36.6       58.7       48.1       31.9       19.5       37.3       28.5
Old  :                 47.6       36.6       58.7       48.1       31.9       19.5       37.3       28.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated June 29, 2007