```
  
 
SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/09/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      175,525
COMMITMENTS
  32,025    6,221   59,614   48,815   93,371  140,454  159,207   35,071   16,318

CHANGES FROM 08/02/11 (CHANGE IN OPEN INTEREST:     -3,112)
  -5,701    1,074   -1,812    6,433   -3,127   -1,080   -3,866   -2,033      753

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    18.2      3.5     34.0     27.8     53.2     80.0     90.7     20.0      9.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      189)
      96       36       86       37       45      165      141
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/09/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      128,676
COMMITMENTS
  34,371   23,516   12,053   66,709   76,260  113,133  111,829   15,543   16,847

CHANGES FROM 08/02/11 (CHANGE IN OPEN INTEREST:    -27,507)
 -16,665   -3,254   -7,680     -602  -17,258  -24,947  -28,192   -2,560      685

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    26.7     18.3      9.4     51.8     59.3     87.9     86.9     12.1     13.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      181)
      56       51       48       51       49      132      136
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/09/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      906,419
COMMITMENTS
 290,342   31,159  238,753  290,628  594,365  819,723  864,277   86,696   42,142

CHANGES FROM 08/02/11 (CHANGE IN OPEN INTEREST:     88,504)
 -29,411      658   62,912   46,181   19,122   79,682   82,691    8,822    5,813

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    32.0      3.4     26.3     32.1     65.6     90.4     95.4      9.6      4.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      408)
     246       85      150       56       59      352      247
```

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Updated August 12, 2011