VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders - Futures Only, April 15, 2008                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : ($1000 X INDEX)                                                            :
     :          :                                                                            :
All  :    52,640:     8,814     23,773      3,229     30,307     21,765     42,350     48,767:    10,290      3,873
Old  :    52,640:     8,814     23,773      3,229     30,307     21,765     42,350     48,767:    10,290      3,873
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :     1,669:       603      1,475       -456        697        404        844      1,423:       825        246
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      16.7       45.2        6.1       57.6       41.3       80.5       92.6:      19.5        7.4
Old  :     100.0:      16.7       45.2        6.1       57.6       41.3       80.5       92.6:      19.5        7.4
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  :        29:        12          8          9          9          5         26         17:
Old  :        29:        12          8          9          9          5         26         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  :                 53.2       69.1       61.6       86.8       33.4       47.8       39.3       57.4
Old  :                 53.2       69.1       61.6       86.8       33.4       47.8       39.3       57.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 


Updated April 18, 2008