The US copper producer grade 110 price saw a 1.1 percent increase on April 23, 2012, making it the biggest upwards shift of the day in the copper market. The price of US copper producer grade 102 finished the market day up one percent.
Chinese copper prices closed mixed on Monday. Chinese bright copper scrap finished the day up 0.4 percent, and Chinese copper wire prices inched up 0.2 percent. Following a two-day rise on the SHFE, the cash price of Chinese primary copper flattened at CNY 58,680 ($9,309). Meanwhile, the cash price of Japanese primary copper saw a 0.1 percent decline.
On the LME, the 3-month price of primary copper increased one percent to $8,082 per metric ton. Following a 0.9 percent rise on Monday, the cash price of primary copper closed on the LME at $8,120 per metric ton.