The cash price of Japanese copper saw the biggest upwards shift for the day, rising 2.0 percent on Friday, May 10. The price of US copper producer grade 110 weakened by 0.7 percent. The price of US copper producer grade 122 fell 0.7 percent. The price of US copper producer grade 102 declined 0.7 percent.
Chinese copper prices were mixed for the day. After a 0.3 percent increase, Chinese copper wire finished the day up. Chinese copper bar gained 0.2 percent to finish higher as well. The Chinese copper cash price finished the market day up 0.2 percent per metric ton. The price of Chinese bright copper scrap showed little movement last Friday.
Following a couple days of improvement, the copper 3-month price weakened by 0.3 percent on the LME. Prices closed at $7,335 per metric ton. The cash price of primary copper closed at $7,310 per metric ton. Following a couple days of improvement, prices fell by 0.2 percent on the LME.