```
  
 
SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      178,637
COMMITMENTS
  37,725    5,148   61,426   42,382   96,498  141,534  163,072   37,103   15,565

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:        475)
     676      -34     -374      383    1,912      686    1,504     -211   -1,029

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    21.1      2.9     34.4     23.7     54.0     79.2     91.3     20.8      8.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      193)
      97       38       81       35       47      167      138
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      156,183
COMMITMENTS
  51,036   26,770   19,733   67,311   93,518  138,080  140,021   18,103   16,162

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:        -44)
    -570     -245      415    1,459      380    1,304      550   -1,348     -594

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    32.7     17.1     12.6     43.1     59.9     88.4     89.7     11.6     10.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      209)
      77       57       44       48       49      154      134
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      817,915
COMMITMENTS
 319,752   30,502  175,842  244,447  575,243  740,041  781,586   77,874   36,329

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:     26,282)
  19,610     -152    9,592    4,748   17,612   33,950   27,051   -7,668     -769

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    39.1      3.7     21.5     29.9     70.3     90.5     95.6      9.5      4.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      414)
     269       73      136       50       58      359      230
```

----

Updated August 5, 2011