The Chicago Board of Trade (CBOT) announced today that its Full-sized (100 oz.) Gold futures contract surpassed a market share milestone of 60 percent on October 2, capturing 64 percent of all listed Gold futures traded in North America that day.

Open interest in the CBOT's Full-sized (5,000 oz.) Silver futures grew beyond 10,000 contracts and set a new record of 10,064 contracts yesterday. The previous record was 9,959 contracts set on September 29, 2006.

Average daily volume in the CBOT Gold complex, consisting of Full-sized (100 oz.) Gold futures and options and mini-sized (33 oz.) Gold futures contracts, reached 52,464 contracts during September and achieved a market share of 54 percent of all Gold futures traded in North America for the month.

The CBOT Metals Complex includes Full-sized (100 oz.) Gold futures and options contracts, mini-sized (33 oz.) Gold futures contracts, Full-sized (5,000 oz.) Silver futures and options contracts and mini-sized (1,000 oz.) Silver futures contracts.