SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/18          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      225,058
COMMITMENTS
  65,287   54,980   41,759   84,325  115,058  191,370  211,797   33,688   13,261

CHANGES FROM 04/17/18 (CHANGE IN OPEN INTEREST:    -12,845)
     952  -11,708  -13,523     -883   14,188  -13,453  -11,042      609   -1,802

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    29.0     24.4     18.6     37.5     51.1     85.0     94.1     15.0      5.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      248)
     120       64       91       43       41      207      161                  
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/18          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      248,720
COMMITMENTS
  99,435   58,517   48,519   82,718  126,083  230,672  233,120   18,048   15,600

CHANGES FROM 04/17/18 (CHANGE IN OPEN INTEREST:      2,905)
   4,129   -6,538   -2,858    4,020   11,724    5,290    2,327   -2,384      578

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    40.0     23.5     19.5     33.3     50.7     92.7     93.7      7.3      6.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      287)
     129       69      109       50       52      239      197                  
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/18          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      731,775
COMMITMENTS
 229,195   87,282  176,165  270,745  438,553  676,105  701,999   55,670   29,776

CHANGES FROM 04/17/18 (CHANGE IN OPEN INTEREST:    -14,196)
 -20,142   11,862    2,454      178  -27,769  -17,511  -13,453    3,315     -743

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    31.3     11.9     24.1     37.0     59.9     92.4     95.9      7.6      4.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      386)
     209      103      142       50       62      319      250                  
 
 
ALUMINUM MW US TR PLATTS SWAP - COMMODITY EXCHANGE INC.              Code-191693
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/18          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(25 METRIC TONS)                                     OPEN INTEREST:       33,291
COMMITMENTS
  14,471    1,423    1,095   17,394   30,581   32,960   33,099      331      192

CHANGES FROM 04/17/18 (CHANGE IN OPEN INTEREST:        -25)
      -1       70      100     -225     -207     -126      -37      101       12

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    43.5      4.3      3.3     52.2     91.9     99.0     99.4      1.0      0.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       33)
       7        4        6       14       20       23       28                  



Updated April 27, 2018