SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/18/18          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      209,312
COMMITMENTS
  72,247   53,524   28,892   78,497  113,532  179,636  195,948   29,675   13,364

CHANGES FROM 12/11/18 (CHANGE IN OPEN INTEREST:       -574)
   3,111   -5,768      511   -3,558    4,371       65     -886     -639      311

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    34.5     25.6     13.8     37.5     54.2     85.8     93.6     14.2      6.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      239)
     110       66       65       44       43      180      151                  
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/18/18          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      220,551
COMMITMENTS
  76,341   79,371   46,567   82,143   80,193  205,051  206,131   15,500   14,420

CHANGES FROM 12/11/18 (CHANGE IN OPEN INTEREST:      6,345)
   4,620   14,448     -520      201   -8,175    4,302    5,754    2,043      591

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    34.6     36.0     21.1     37.2     36.4     93.0     93.5      7.0      6.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      276)
     105       93       92       61       45      208      199                  
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/18/18          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      649,633
COMMITMENTS
 187,680  100,183  184,704  226,962  332,655  599,345  617,541   50,287   32,091

CHANGES FROM 12/11/18 (CHANGE IN OPEN INTEREST:     33,062)
  16,328   -2,468   11,684    5,077   24,251   33,090   33,467      -28     -405

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    28.9     15.4     28.4     34.9     51.2     92.3     95.1      7.7      4.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      367)
     197       94      136       58       56      311      234                  
 
 
ALUMINUM MW US TR PLATTS SWAP - COMMODITY EXCHANGE INC.              Code-191693
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/18/18          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(25 METRIC TONS)                                     OPEN INTEREST:       31,414
COMMITMENTS
  10,074      526      214   20,746   30,419   31,034   31,159      380      255

CHANGES FROM 12/11/18 (CHANGE IN OPEN INTEREST:        540)
      25       24       72      443      290      540      386        0      154

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    32.1      1.7      0.7     66.0     96.8     98.8     99.2      1.2      0.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       35)
       7        4        3       15       18       22       25                  



Updated December 20, 2018