SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/19/17          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      222,746
COMMITMENTS
  75,720   75,056   30,524   84,331  102,474  190,576  208,054   32,171   14,693

CHANGES FROM 12/12/17 (CHANGE IN OPEN INTEREST:      1,266)
     512    7,337      859    1,441   -4,600    2,813    3,597   -1,546   -2,331

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    34.0     33.7     13.7     37.9     46.0     85.6     93.4     14.4      6.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      254)
     122       72       66       49       42      200      154                  
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/19/17          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      252,927
COMMITMENTS
 118,499   76,331   33,893   84,923  127,276  237,315  237,499   15,613   15,428

CHANGES FROM 12/12/17 (CHANGE IN OPEN INTEREST:     14,746)
  12,357   -2,265   -1,409    4,764   16,207   15,712   12,533     -966    2,212

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    46.9     30.2     13.4     33.6     50.3     93.8     93.9      6.2      6.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      309)
     112      112       82       49       58      214      214                  
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/19/17          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      629,799
COMMITMENTS
 193,343   76,845  157,611  231,142  362,298  582,095  596,754   47,704   33,045

CHANGES FROM 12/12/17 (CHANGE IN OPEN INTEREST:     -3,393)
  -3,310  -13,222    3,056   -2,011    9,538   -2,265     -628   -1,128   -2,765

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    30.7     12.2     25.0     36.7     57.5     92.4     94.8      7.6      5.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      366)
     187      105      146       55       55      296      254                  
 
 
ALUMINUM MW US TR PLATTS SWAP - COMMODITY EXCHANGE INC.              Code-191693
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/19/17          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(25 METRIC TONS)                                     OPEN INTEREST:       26,097
COMMITMENTS
   9,973    2,757      659   15,181   22,459   25,813   25,875      284      222

CHANGES FROM 12/12/17 (CHANGE IN OPEN INTEREST:        845)
     -83      187      112      936      546      965      845     -120        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    38.2     10.6      2.5     58.2     86.1     98.9     99.1      1.1      0.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       35)
       7        6        3       13       16       21       24                  



Updated December 22, 2017