VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders - Futures Only, July 20, 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  :    96,183:     1,107     17,598      2,074     79,622     61,098     82,803     80,770:    13,380     15,413
Old  :    96,183:     1,107     17,598      2,074     79,622     61,098     82,803     80,770:    13,380     15,413
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 13, 2010                        :
     :     9,568:        -9      1,703        378      5,962      4,413      6,331      6,494:     3,237      3,074
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.2       18.3        2.2       82.8       63.5       86.1       84.0:      13.9       16.0
Old  :     100.0:       1.2       18.3        2.2       82.8       63.5       86.1       84.0:      13.9       16.0
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  :        43:         3         15          9         19         23         29         40:
Old  :        43:         3         15          9         19         23         29         40:
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  :                 77.7       33.3       81.9       52.5       69.3       28.3       70.5       44.9
Old  :                 77.7       33.3       81.9       52.5       69.3       28.3       70.5       44.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 


Updated July 23, 2010