VIX FUTURES - CBOE FUTURES EXCHANGE                                  Code-1170E1
OPTION AND FUTURES COMBINED POSITIONS AS OF 10/31/17          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
($1000 X INDEX)                                      OPEN INTEREST:      628,156
COMMITMENTS
 173,194  318,494  211,346  206,958   62,509  591,498  592,349   36,658   35,807

CHANGES FROM 10/24/17 (CHANGE IN OPEN INTEREST:     10,978)
    -540   -3,988   16,472   -6,479      160    9,453   12,644    1,525   -1,666

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    27.6     50.7     33.6     32.9     10.0     94.2     94.3      5.8      5.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      256)
      81      113       89       42       36      179      192                  



Updated November 3, 2017