SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/18          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      237,903
COMMITMENTS
  64,334   66,687   55,281   85,208  100,870  204,824  222,839   33,079   15,064

CHANGES FROM 04/10/18 (CHANGE IN OPEN INTEREST:    -10,791)
   1,402  -13,057   -4,816   -5,978    6,106   -9,392  -11,767   -1,399      976

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    27.0     28.0     23.2     35.8     42.4     86.1     93.7     13.9      6.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      253)
     120       68       84       47       44      207      161                  
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/18          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      245,814
COMMITMENTS
  95,306   65,055   51,378   78,698  114,359  225,382  230,792   20,432   15,022

CHANGES FROM 04/10/18 (CHANGE IN OPEN INTEREST:    -16,549)
     953   -6,687    1,217  -21,081  -10,423  -18,911  -15,893    2,362     -656

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    38.8     26.5     20.9     32.0     46.5     91.7     93.9      8.3      6.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      281)
     116       75      100       51       53      225      196                  
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/18          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      745,971
COMMITMENTS
 249,337   75,420  173,711  270,567  466,322  693,615  715,453   52,356   30,518

CHANGES FROM 04/10/18 (CHANGE IN OPEN INTEREST:     20,569)
   4,052   -5,638    4,855    9,905   20,181   18,812   19,398    1,757    1,171

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    33.4     10.1     23.3     36.3     62.5     93.0     95.9      7.0      4.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      388)
     213       98      131       51       64      318      241                  
 
 
ALUMINUM MW US TR PLATTS SWAP - COMMODITY EXCHANGE INC.              Code-191693
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/18          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(25 METRIC TONS)                                     OPEN INTEREST:       33,316
COMMITMENTS
  14,472    1,353      995   17,619   30,788   33,086   33,136      230      180

CHANGES FROM 04/10/18 (CHANGE IN OPEN INTEREST:       -116)
     132     -173      120     -403      -42     -151      -95       35      -21

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    43.4      4.1      3.0     52.9     92.4     99.3     99.5      0.7      0.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       33)
       8        4        6       14       19       24       27                  



Updated April 20, 2018