VIX FUTURES - CBOE FUTURES EXCHANGE
OPTION AND FUTURES COMBINED POSITIONS AS OF 06/14/05          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
($100 X VBI)                                         OPEN INTEREST:       13,152
COMMITMENTS
   6,530    1,578      574    2,403   10,150    9,507   12,302    3,645      850

CHANGES FROM 06/07/05 (CHANGE IN OPEN INTEREST:        834)
    -458     -153      235      276      474       53      556      781      278

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    49.7     12.0      4.4     18.3     77.2     72.3     93.5     27.7      6.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       40)
      22        2       10        8        6       39       16
 

Updated June 17, 2005