VIX FUTURES - CBOE FUTURES EXCHANGE                                                                           
Commitments of Traders with Delta-adjusted Options and Futures Combined, January 25, 2005                
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : ($100 X VBI)                                                               :
     :          :                                                                            :
All  :     9,034:     4,617        632        290      2,370      7,594      7,277      8,516:     1,757        518
Old  :     9,034:     4,617        632        290      2,370      7,594      7,277      8,516:     1,757        518
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: January 18, 2005                     :
     :    -1,372:      -107       -637         42     -1,043       -773     -1,108     -1,368:      -264         -4
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      51.1        7.0        3.2       26.2       84.1       80.6       94.3:      19.4        5.7
Old  :     100.0:      51.1        7.0        3.2       26.2       84.1       80.6       94.3:      19.4        5.7
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  :        24:        13          4          4          5          6         22         11:
Old  :        24:        13          4          4          5          6         22         11:
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  :                 57.6       88.7       69.4       93.4       47.0       73.2       56.2       73.7
Old  :                 57.6       88.7       69.4       93.4       47.0       73.2       56.2       73.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated January 28, 2005