VIX FUTURES - CBOE FUTURES EXCHANGE                                  Code-1170E1
FUTURES ONLY POSITIONS AS OF 07/08/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
($1000 X INDEX)                                      OPEN INTEREST:       48,336
COMMITMENTS
  10,759   14,912    2,176   28,174   26,967   41,109   44,055    7,227    4,281

CHANGES FROM 07/01/08 (CHANGE IN OPEN INTEREST:        106)
     591     -472     -464      799    1,438      926      502     -820     -396

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    22.3     30.9      4.5     58.3     55.8     85.0     91.1     15.0      8.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       28)
      10        9        9        9        6       24       19
 

Updated July 11, 2008