VIX FUTURES - CBOE FUTURES EXCHANGE                                  Code-1170E1
FUTURES ONLY POSITIONS AS OF 06/17/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
($1000 X INDEX)                                      OPEN INTEREST:       59,314
COMMITMENTS
   9,187   14,173    5,876   34,845   33,757   49,908   53,806    9,406    5,508

CHANGES FROM 06/10/08 (CHANGE IN OPEN INTEREST:      2,218)
    -729   -2,628    2,011    3,070    3,007    4,352    2,390   -2,134     -172

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    15.5     23.9      9.9     58.7     56.9     84.1     90.7     15.9      9.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       34)
      14       10       13       10        7       30       24
 

Updated June 20, 2008