SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/04/12          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      159,977
COMMITMENTS
  44,204    8,911   43,612   46,206   94,990  134,022  147,514   25,956   12,463

CHANGES FROM 08/28/12 (CHANGE IN OPEN INTEREST:      3,420)
   3,342   -1,088    2,136   -4,534    2,391      944    3,439    2,476      -19

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    27.6      5.6     27.3     28.9     59.4     83.8     92.2     16.2      7.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      181)
      98       36       68       35       38      158      120
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/04/12          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      136,572
COMMITMENTS
  38,833   48,891   14,307   73,034   55,556  126,173  118,754   10,398   17,817

CHANGES FROM 08/28/12 (CHANGE IN OPEN INTEREST:     -8,712)
  -2,812     -847     -760   -3,939   -7,382   -7,510   -8,989   -1,202      276

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    28.4     35.8     10.5     53.5     40.7     92.4     87.0      7.6     13.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      216)
      47       99       45       43       40      121      165
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/04/12          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      709,605
COMMITMENTS
 217,032   32,308  176,106  236,896  472,397  630,033  680,810   79,573   28,795

CHANGES FROM 08/28/12 (CHANGE IN OPEN INTEREST:     39,389)
  13,677   -3,928   15,151    5,006   23,741   33,834   34,964    5,555    4,425

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    30.6      4.6     24.8     33.4     66.6     88.8     95.9     11.2      4.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      368)
     235       58      146       51       55      333      223
 

Updated September 4, 2012