VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders with Delta-adjusted Options and Futures Combined, June 15, 2010                   
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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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     :          : ($1000 X INDEX)                                                            :
     :          :                                                                            :
All  :    90,375:       426     10,380      3,432     71,487     57,886     75,345     71,698:    15,030     18,677
Old  :    90,375:       426     10,380      3,432     71,487     57,886     75,345     71,698:    15,030     18,677
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: June 8, 2010                         :
     :     3,647:      -991      1,129       -778        -37     -1,830     -1,806     -1,479:     5,453      5,126
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.5       11.5        3.8       79.1       64.1       83.4       79.3:      16.6       20.7
Old  :     100.0:       0.5       11.5        3.8       79.1       64.1       83.4       79.3:      16.6       20.7
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  :        48:         2         15         11         22         30         35         45:
Old  :        48:         2         15         11         22         30         35         45:
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  :                 69.9       27.2       77.3       44.3       50.1       13.9       51.1       22.6
Old  :                 69.9       27.2       77.3       44.3       50.1       13.9       51.1       22.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated June 18, 2010