VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders - Futures Only, August 3, 2010                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : ($1000 X INDEX)                                                            :
     :          :                                                                            :
All  :    93,493:       519     13,871      2,024     77,935     63,560     80,478     79,455:    13,015     14,038
Old  :    93,493:       519     13,871      2,024     77,935     63,560     80,478     79,455:    13,015     14,038
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 27, 2010                        :
     :     8,667:      -892      1,097        399      7,942      5,344      7,449      6,840:     1,218      1,827
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.6       14.8        2.2       83.4       68.0       86.1       85.0:      13.9       15.0
Old  :     100.0:       0.6       14.8        2.2       83.4       68.0       86.1       85.0:      13.9       15.0
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  :        42:         2         13          7         20         23         29         36:
Old  :        42:         2         13          7         20         23         29         36:
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  :                 79.0       37.1       82.1       56.0       68.2       32.0       69.0       45.9
Old  :                 79.0       37.1       82.1       56.0       68.2       32.0       69.0       45.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 


Updated August 6, 2010