According to the U.S. Commodity Futures Trading Commission (CFTC), in the week ending August 18, COMEX gold speculators' net long positions increased by 4,054 contracts to 145,922 contracts. COMEX silver speculators' net long positions increased by 456 contracts to 10,768 contracts. COMEX copper speculators' net long positions decreased by 1,655 contracts to 79,225 contracts.