```
  
 
SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/17/10          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      156,590
COMMITMENTS
  43,095    7,334   42,946   39,848   94,536  125,889  144,816   30,700   11,773

CHANGES FROM 08/10/10 (CHANGE IN OPEN INTEREST:      8,145)
     978      781    3,306    2,826    4,105    7,110    8,192    1,035      -47

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    27.5      4.7     27.4     25.4     60.4     80.4     92.5     19.6      7.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      176)
      91       35       57       32       38      147      110
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/17/10          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      141,552
COMMITMENTS
  41,142   26,766   19,711   67,348   79,230  128,201  125,707   13,351   15,845

CHANGES FROM 08/10/10 (CHANGE IN OPEN INTEREST:      1,320)
     872    3,068    1,325     -550   -2,829    1,647    1,563     -327     -243

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    29.1     18.9     13.9     47.6     56.0     90.6     88.8      9.4     11.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      180)
      52       60       48       41       44      130      129
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/17/10          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      743,672
COMMITMENTS
 252,186   25,222  182,401  235,727  508,606  670,314  716,229   73,358   27,443

CHANGES FROM 08/10/10 (CHANGE IN OPEN INTEREST:     39,737)
  19,557      557   12,751    2,176   25,854   34,484   39,161    5,254      576

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    33.9      3.4     24.5     31.7     68.4     90.1     96.3      9.9      3.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      376)
     235       68      138       49       59      321      232
```

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Updated August 20, 2010