```
  
 
SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/26/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      209,275
COMMITMENTS
  43,528   12,792   73,045   49,622   99,348  166,196  185,186   43,079   24,090

CHANGES FROM 04/19/11 (CHANGE IN OPEN INTEREST:    -24,178)
  -5,316    5,381  -14,941   -4,016  -14,910  -24,272  -24,469       94      291

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    20.8      6.1     34.9     23.7     47.5     79.4     88.5     20.6     11.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      205)
      98       47       75       45       44      177      139
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/26/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      130,893
COMMITMENTS
  42,076   18,394   10,225   62,977   89,406  115,278  118,025   15,615   12,868

CHANGES FROM 04/19/11 (CHANGE IN OPEN INTEREST:     -1,608)
  -1,591     -214    1,057     -762   -1,229   -1,296     -387     -312   -1,221

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    32.1     14.1      7.8     48.1     68.3     88.1     90.2     11.9      9.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      173)
      63       44       41       42       43      131      114
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/26/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      763,754
COMMITMENTS
 281,023   42,712  156,159  241,819  529,873  679,002  728,744   84,752   35,010

CHANGES FROM 04/19/11 (CHANGE IN OPEN INTEREST:    -16,391)
 -10,169    3,230  -11,854    7,999   -8,452  -14,024  -17,076   -2,367      685

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    36.8      5.6     20.4     31.7     69.4     88.9     95.4     11.1      4.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      399)
     254       67      135       56       59      353      222
```

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Updated April 29, 2011