With a 3.0 percent increase over the past day, the 3-month price of copper was the biggest mover on the LME, closing at $7,330 per metric ton on Friday, September 20. Also on the LME, the cash price of primary copper inched up 3.0 percent to $7,302 per metric ton.
After a 1.8 percent increase, the cash price of primary Japanese copper finished the day at JPY 745,000 ($7,495) per metric ton. The price of US copper producer grade 122 increased 1.5 percent to $4.01 per pound. The price of US copper producer grade 110 gained 1.5 percent to finish at $4.01 per pound. The price of US copper producer grade 102 rose 1.4 percent to $4.20 per pound.
Chinese copper prices closed flat for the day. Chinese copper bar held its value last Friday at CNY 52,850 ($8,634) per metric ton. The cash price of Chinese copper held steady around CNY 53,050 ($8,667) per metric ton. The price of Chinese copper wire remained steady at CNY 51,925 ($8,483) per metric ton. Chinese bright copper scrap stayed flat at around CNY 42,830 ($6,997) per metric ton.