VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders - Futures Only, June 10, 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  :    57,096:     9,916     16,801      3,865     31,775     30,750     45,556     51,416:    11,540      5,680
Old  :    57,096:     9,916     16,801      3,865     31,775     30,750     45,556     51,416:    11,540      5,680
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: June 3, 2008                         :
     :       428:    -1,027     -2,292         36      1,226        829        235     -1,427:       193      1,855
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      17.4       29.4        6.8       55.7       53.9       79.8       90.1:      20.2        9.9
Old  :     100.0:      17.4       29.4        6.8       55.7       53.9       79.8       90.1:      20.2        9.9
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  :        33:        15          9         12          9          6         30         21:
Old  :        33:        15          9         12          9          6         30         21:
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  :                 47.4       61.1       59.6       81.8       22.1       37.0       28.0       45.9
Old  :                 47.4       61.1       59.6       81.8       22.1       37.0       28.0       45.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 


Updated June 13, 2008