SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/27/18          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      236,447
COMMITMENTS
  58,930   74,176   53,051   88,677   95,223  200,658  222,450   35,790   13,998

CHANGES FROM 03/20/18 (CHANGE IN OPEN INTEREST:        667)
  -3,301   -2,075    4,534   -2,529      699   -1,296    3,157    1,963   -2,490

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    24.9     31.4     22.4     37.5     40.3     84.9     94.1     15.1      5.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      246)
     114       63       73       51       41      196      154                  
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/27/18          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      297,451
COMMITMENTS
 106,997   87,521   51,081  117,432  144,142  275,510  282,744   21,941   14,707

CHANGES FROM 03/20/18 (CHANGE IN OPEN INTEREST:      8,539)
  -1,621   10,906   -3,698   15,039     -118    9,719    7,090   -1,180    1,449

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    36.0     29.4     17.2     39.5     48.5     92.6     95.1      7.4      4.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      307)
     134       85       93       57       54      241      203                  
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/27/18          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      740,664
COMMITMENTS
 267,781   55,903  171,044  248,264  483,421  687,090  710,368   53,575   30,297

CHANGES FROM 03/20/18 (CHANGE IN OPEN INTEREST:    -14,712)
  44,325  -14,237  -49,562  -11,996   50,851  -17,233  -12,949    2,521   -1,763

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    36.2      7.5     23.1     33.5     65.3     92.8     95.9      7.2      4.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      383)
     221       76      133       56       68      328      234                  
 
 
ALUMINUM MW US TR PLATTS SWAP - COMMODITY EXCHANGE INC.              Code-191693
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/27/18          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(25 METRIC TONS)                                     OPEN INTEREST:       35,177
COMMITMENTS
  14,380    1,290    1,091   19,471   32,682   34,942   35,063      235      114

CHANGES FROM 03/20/18 (CHANGE IN OPEN INTEREST:        408)
    -194      231       35      566       96      407      362        1       46

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    40.9      3.7      3.1     55.4     92.9     99.3     99.7      0.7      0.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       36)
       9        5        7       15       19       27       28                  



Updated March 30, 2018