On Thursday, May 30, the Japanese copper cash price experienced the biggest change, rising 1.6 percent to JPY 771,000 ($7,626) per metric ton. The price of US copper producer grade 110 weakened by 0.5 percent, settling at $3.96 per pound. The price of US copper producer grade 122 fell 0.5 percent to $3.96 per pound. The price of US copper producer grade 102 declined 0.5 percent to $4.15 per pound.
Chinese copper closed mixed on Thursday. Chinese copper wire ended the day at CNY 53,100 ($8,657) per metric ton, after the 1.2 percent drop on Thursday. Chinese copper bar closed 1.0 percent lower at CNY 54,100 ($8,820) per metric ton. The cash price of Chinese copper saw a 1.0 percent decline to CNY 54,300 ($8,853) per metric ton. Chinese bright copper scrap saw little change in its price yesterday at CNY 44,540 ($7,261) per metric ton.
The 3-month price of copper weakened by 1.3 percent on the LME, settling at $7,201 per metric ton. The cash price of primary copper saw a 0.3 percent decline on the LME to $7,235 per metric ton.