VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders with Delta-adjusted Options and Futures Combined, January 29, 2008                
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     :   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  :    54,014:     5,550     22,699      2,972     40,390     23,265     48,912     48,936:     5,102      5,078
Old  :    54,014:     5,550     22,699      2,972     40,390     23,265     48,912     48,936:     5,102      5,078
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: January 22, 2008                     :
     :    -2,094:       193        544        649      2,084      1,611      2,926      2,804:    -5,020     -4,898
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      10.3       42.0        5.5       74.8       43.1       90.6       90.6:       9.4        9.4
Old  :     100.0:      10.3       42.0        5.5       74.8       43.1       90.6       90.6:       9.4        9.4
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  :        30:         6         14          8          9          5         22         21:
Old  :        30:         6         14          8          9          5         22         21:
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  :                 76.0       68.3       83.2       81.0       51.5       38.8       54.1       49.6
Old  :                 76.0       68.3       83.2       81.0       51.5       38.8       54.1       49.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated February 1, 2008