Yesterday's volume and open interest data for gold, silver, and copper at the Chicago Mercantile Exchange.

The trading volume of gold futures was 500,520 lots, an increase of 7,955 lots from the previous trading day. The open interest was 536,900 lots, an increase of 8,859 lots from the previous trading day. The trading volume of silver futures was 149,091 lots, a decrease of 83,631 lots from the previous trading day. The open interest was 153,500 lots, an increase of 1,510 lots from the previous trading day. The trading volume of copper futures was 74,739 lots, a decrease of 64,753 lots from the previous trading day. The open interest was 279,900 lots, an increase of 1,496 lots from the previous trading day.