Rising 1.3 percent to close at $8,215 per metric ton, the 3-month price of copper experienced the biggest change on the LME for Oct. 19, 2012.
Also on the LME, the cash price of primary copper gained 1.1 percent to finish at $8,209 per metric ton.
The prices of US copper producer grades 102, 110 and 122 fell 0.2 percent on Friday. For the fifth consecutive day, the Japanese copper cash price held flat.
Chinese copper closed mixed last Friday.
Chinese copper bar ended the day after a 0.3 percent drop last Friday. The Chinese copper cash price fell 0.2 percent.
The price of Chinese copper wire was essentially unchanged. The price of Chinese bright copper scrap showed little movement last Friday as well.