VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders - Futures Only, January 24, 2006                
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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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     :          : ($100 X VBI)                                                               :
     :          :                                                                            :
All  :    14,792:     3,326      3,595        461      8,600      9,670     12,387     13,726:     2,405      1,066
Old  :    14,792:     3,326      3,595        461      8,600      9,670     12,387     13,726:     2,405      1,066
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: January 17, 2006                     :
     :       674:       -46         25        -70        792        844        676        799:        -2       -125
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      22.5       24.3        3.1       58.1       65.4       83.7       92.8:      16.3        7.2
Old  :     100.0:      22.5       24.3        3.1       58.1       65.4       83.7       92.8:      16.3        7.2
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  :        34:        16          5          8          6          4         29         15:
Old  :        34:        16          5          8          6          4         29         15:
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  :                 65.2       85.9       75.2       91.0       57.6       72.2       63.5       76.9
Old  :                 65.2       85.9       75.2       91.0       57.6       72.2       63.5       76.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated January 20, 2006