VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders with Delta-adjusted Options and Futures Combined, March 16, 2010                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : ($1000 X INDEX)                                                            :
     :          :                                                                            :
All  :    77,309:     8,710      6,952      6,312     51,260     58,753     66,282     72,017:    11,027      5,292
Old  :    77,309:     8,710      6,952      6,312     51,260     58,753     66,282     72,017:    11,027      5,292
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: March 9, 2010                        :
     :    16,740:       337        -54      1,638     13,687     15,252     15,662     16,836:     1,078        -96
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      11.3        9.0        8.2       66.3       76.0       85.7       93.2:      14.3        6.8
Old  :     100.0:      11.3        9.0        8.2       66.3       76.0       85.7       93.2:      14.3        6.8
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  :        60:        21         11         18         21         22         51         46:
Old  :        60:        21         11         18         21         22         51         46:
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  :                 52.1       56.8       59.6       69.9       33.0       39.3       38.6       47.6
Old  :                 52.1       56.8       59.6       69.9       33.0       39.3       38.6       47.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated March 19, 2010