VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders - Futures Only, August 26, 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  :    50,925:    10,383     13,688      6,299     27,225     28,229     43,907     48,216:     7,018      2,709
Old  :    50,925:    10,383     13,688      6,299     27,225     28,229     43,907     48,216:     7,018      2,709
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 19, 2008                      :
     :       234:     3,025        949     -1,272      6,498      2,574      8,251      2,251:    -8,017     -2,017
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      20.4       26.9       12.4       53.5       55.4       86.2       94.7:      13.8        5.3
Old  :     100.0:      20.4       26.9       12.4       53.5       55.4       86.2       94.7:      13.8        5.3
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  :        32:        15          7          9         10          6         29         18:
Old  :        32:        15          7          9         10          6         29         18:
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  :                 48.0       71.6       63.3       90.5       37.1       55.4       44.1       62.3
Old  :                 48.0       71.6       63.3       90.5       37.1       55.4       44.1       62.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 


Updated August 29, 2008