VIX FUTURES - CBOE FUTURES EXCHANGE                                                                           
Commitments of Traders - Futures Only, March 22, 2005                  
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     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : ($100 X VBI)                                                               :
     :          :                                                                            :
All  :    10,599:     6,693        767        992        464      8,038      8,149      9,797:     2,450        802
Old  :    10,599:     6,693        767        992        464      8,038      8,149      9,797:     2,450        802
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: March 15, 2005                       :
     :    -1,415:      -472       -669        541        -76       -187         -7       -315:    -1,408     -1,100
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      63.1        7.2        9.4        4.4       75.8       76.9       92.4:      23.1        7.6
Old  :     100.0:      63.1        7.2        9.4        4.4       75.8       76.9       92.4:      23.1        7.6
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  :        40:        22          6         11          4          5         35         17:
Old  :        40:        22          6         11          4          5         35         17:
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  :                 40.9       76.7       55.9       88.2       40.9       75.1       54.1       81.0
Old  :                 40.9       76.7       55.9       88.2       40.9       75.1       54.1       81.0
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated March 25, 2005