US copper futures settled at their highest level since late April on Monday as economic sentiment improved on the back of global manufacturing data that suggested a more stable recovery outlook. Copper for September delivery jumped 7.80 cents, or 2.36 percent, to settle at $3.3895 per lb on the COMEX metals division of the New York Mercantile Exchange.
Loftiest level on a closing basis since April 28. Range from $3.3015 to $3.3965. COMEX estimated copper futures volume at 34,382 lots by 1 pm EDT (1700 GMT). Final volume on Friday hit 35,672 lots. Open interest down 272 lots at 138,331 open contracts as of July 30.