```
  
 
SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/24/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      194,526
COMMITMENTS
  31,973    7,727   79,191   48,988   92,108  160,151  179,026   34,375   15,500

CHANGES FROM 05/17/11 (CHANGE IN OPEN INTEREST:        995)
     -26     -205    3,715   -2,410   -1,527    1,278    1,983     -283     -987

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    16.4      4.0     40.7     25.2     47.3     82.3     92.0     17.7      8.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      205)
     103       41       88       39       48      178      147
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/24/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      120,986
COMMITMENTS
  28,382   22,354   14,085   65,820   68,377  108,287  104,816   12,698   16,170

CHANGES FROM 05/17/11 (CHANGE IN OPEN INTEREST:      1,124)
  -1,311      406     -470    2,999    2,383    1,218    2,319      -94   -1,195

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    23.5     18.5     11.6     54.4     56.5     89.5     86.6     10.5     13.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      171)
      50       58       41       45       38      117      125
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/24/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      831,374
COMMITMENTS
 255,455   41,940  217,163  280,168  539,965  752,786  799,069   78,587   32,305

CHANGES FROM 05/17/11 (CHANGE IN OPEN INTEREST:     58,466)
  20,597    2,062   28,927    6,131   26,308   55,655   57,297    2,811    1,169

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    30.7      5.0     26.1     33.7     64.9     90.5     96.1      9.5      3.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      411)
     242       89      163       55       59      359      259
```

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Updated May 27, 2011