Weakening prices changed direction when the price of Chinese copper wire rose 1.0 percent on Friday, May 17.
The price of Chinese copper bar is back up, rising by 0.7 percent last Friday. The Chinese copper cash price rose 0.7 percent after a two-day drop. The price of Chinese bright copper scrap showed little movement last Friday.
Following a 0.8 percent rise last Friday, the price of US copper producer grade 122 closed on the up and up. Following a two-day drop, the price of US copper producer grade 110 increased by 0.8 percent. After falling for two days, the price of US copper producer grade 102 rose 0.7 percent.
The cash price of primary Japanese copper saw a 0.5 percent decline.
The copper 3-month price also weakened, by 0.2 percent, on the LME, settling at $7,125 per metric ton. After a couple of days of decreasing prices on the LME, the primary copper cash price held steady at $7,095.