SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 07/24/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      147,323
COMMITMENTS
  42,807   10,660   37,459   32,730   86,296  112,995  134,414   34,328   12,908

CHANGES FROM 07/17/07 (CHANGE IN OPEN INTEREST:      7,001)
   4,383   -1,535    3,017     -827    5,683    6,572    7,164      429     -163

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    29.1      7.2     25.4     22.2     58.6     76.7     91.2     23.3      8.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      179)
      96       35       60       34       36      155      110
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 07/24/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:       94,805
COMMITMENTS
  21,991   24,958   10,272   48,334   45,591   80,597   80,821   14,209   13,984

CHANGES FROM 07/17/07 (CHANGE IN OPEN INTEREST:      4,654)
   1,353      552    1,742      926    1,759    4,020    4,052      634      602

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    23.2     26.3     10.8     51.0     48.1     85.0     85.2     15.0     14.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      174)
      44       50       44       44       39      126      118
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 07/24/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      490,884
COMMITMENTS
 155,169   27,784  149,810  123,048  292,430  428,027  470,023   62,857   20,861

CHANGES FROM 07/17/07 (CHANGE IN OPEN INTEREST:     31,962)
  41,396   -7,301    4,290  -16,144   38,744   29,542   35,734    2,420   -3,771

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    31.6      5.7     30.5     25.1     59.6     87.2     95.8     12.8      4.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      288)
     170       51       98       41       48      250      166
 

Updated July 27, 2007