VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders - Futures Only, July 1, 2008                    
-------------------------------------------------------------------------------------------------------------------
     :   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  :    48,230:    10,168     15,384      2,640     27,375     25,529     40,183     43,553:     8,047      4,677
Old  :    48,230:    10,168     15,384      2,640     27,375     25,529     40,183     43,553:     8,047      4,677
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: June 24, 2008                        :
     :     3,057:     2,185       -343       -931         52      2,944      1,306      1,670:     1,751      1,387
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      21.1       31.9        5.5       56.8       52.9       83.3       90.3:      16.7        9.7
Old  :     100.0:      21.1       31.9        5.5       56.8       52.9       83.3       90.3:      16.7        9.7
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  :        29:        11          9          9          9          6         25         19:
Old  :        29:        11          9          9          9          6         25         19:
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  :                 52.6       67.2       66.9       83.6       29.4       44.5       36.8       51.3
Old  :                 52.6       67.2       66.9       83.6       29.4       44.5       36.8       51.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 


Updated July 7, 2008