VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 14, 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  :    25,764:     2,078      4,287        550     19,061     17,726     21,689     22,563:     4,075      3,201
Old  :    25,764:     2,078      4,287        550     19,061     17,726     21,689     22,563:     4,075      3,201
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 7, 2006                     :
     :     2,523:    -1,910     -1,220        -18      3,482      2,548      1,554      1,310:       969      1,213
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       8.1       16.6        2.1       74.0       68.8       84.2       87.6:      15.8       12.4
Old  :     100.0:       8.1       16.6        2.1       74.0       68.8       84.2       87.6:      15.8       12.4
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  :        37:        19          6          9          7          4         34         14:
Old  :        37:        19          6          9          7          4         34         14:
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  :                 71.7       83.3       76.7       86.8       46.6       55.2       49.7       57.2
Old  :                 71.7       83.3       76.7       86.8       46.6       55.2       49.7       57.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated February 17, 2006