```
  
 
SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/12          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      161,387
COMMITMENTS
  31,326   16,961   47,168   59,393   82,315  137,887  146,444   23,500   14,943

CHANGES FROM 07/31/12 (CHANGE IN OPEN INTEREST:      2,448)
    -645     -777    1,384    1,151    1,048    1,890    1,656      558      792

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    19.4     10.5     29.2     36.8     51.0     85.4     90.7     14.6      9.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      168)
      73       43       65       41       37      139      125
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/12          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      145,107
COMMITMENTS
  39,671   56,931   15,835   78,948   52,502  134,454  125,268   10,653   19,839

CHANGES FROM 07/31/12 (CHANGE IN OPEN INTEREST:      2,287)
     999    3,539    2,788   -1,779   -4,153    2,008    2,174      279      113

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    27.3     39.2     10.9     54.4     36.2     92.7     86.3      7.3     13.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      217)
      51       92       55       47       43      135      167
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/12          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      622,617
COMMITMENTS
 166,060   47,049  151,874  242,844  395,208  560,777  594,131   61,840   28,486

CHANGES FROM 07/31/12 (CHANGE IN OPEN INTEREST:    -21,680)
  -8,213    1,612   -3,943  -10,076  -18,538  -22,232  -20,869      551     -811

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    26.7      7.6     24.4     39.0     63.5     90.1     95.4      9.9      4.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      322)
     185       71      133       49       45      280      212
```

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Updated August 10, 2012