VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders with Delta-adjusted Options and Futures Combined, March 13, 2012                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : ($1000 X INDEX)                                                            :
     :          :                                                                            :
All  :   308,953:    85,686    102,097     34,410    167,081    149,716    287,177    286,223:    21,776     22,730
Old  :   308,953:    85,686    102,097     34,410    167,081    149,716    287,177    286,223:    21,776     22,730
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: March 6, 2012                        :
     :    37,879:     1,650     10,431      8,557     27,257     19,037     37,464     38,025:       415       -146
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      27.7       33.0       11.1       54.1       48.5       93.0       92.6:       7.0        7.4
Old  :     100.0:      27.7       33.0       11.1       54.1       48.5       93.0       92.6:       7.0        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  :       143:        39         52         51         37         40        108        119:
Old  :       143:        39         52         51         37         40        108        119:
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  :                 50.5       26.0       63.4       41.7       49.6       19.4       56.4       32.8
Old  :                 50.5       26.0       63.4       41.7       49.6       19.4       56.4       32.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated March 16, 2012