VIX FUTURES - CBOE FUTURES EXCHANGE                                                                     Code-1170E1
Commitments of Traders - Futures Only, May 29, 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  :   272,588:    62,303     85,934     36,635    152,502    129,581    251,440    252,150:    21,148     20,438
Old  :   272,588:    62,303     85,934     36,635    152,502    129,581    251,440    252,150:    21,148     20,438
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 22, 2012                         :
     :   -15,047:    -8,584     -9,415       -510     -7,483     -7,962    -16,577    -17,887:     1,530      2,840
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      22.9       31.5       13.4       55.9       47.5       92.2       92.5:       7.8        7.5
Old  :     100.0:      22.9       31.5       13.4       55.9       47.5       92.2       92.5:       7.8        7.5
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  :       128:        33         49         51         32         37         97        113:
Old  :       128:        33         49         51         32         37         97        113:
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  :                 50.6       28.2       62.5       44.3       44.4       25.3       49.8       34.7
Old  :                 50.6       28.2       62.5       44.3       44.4       25.3       49.8       34.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 


Updated June 5, 2012