金属普跌 期铜下跌，中国国庆长假前出现获利了结【9月30日LME收盘】

Group 1: Copper Market Overview - On September 30, LME copper prices declined as traders took profits after reaching a 15-month high, with three-month copper down by $145.5, or 1.4%, closing at $10,268.5 per ton [1] - The copper price increased by 4% in the third quarter, influenced by the suspension of operations at Indonesia's Grasberg copper mine, leading analysts to lower supply forecasts for 2025 and 2026 [3] - The LME spot copper premium narrowed from $73 per ton to $28 per ton, reflecting reduced supply expectations due to Grasberg's operational pause [3] Group 2: Chinese Market Dynamics - The Yangshan copper premium, indicating China's copper import demand, fell by 6% to a six-week low of $50 per ton, as trading activity is expected to be limited during China's National Day holiday from October 1 to 8 [3] - China's manufacturing PMI for September was reported at 49.8%, a 0.4 percentage point increase from the previous month, indicating continued improvement in manufacturing sentiment [3] Group 3: Other Base Metals Performance - Three-month aluminum prices increased by $1.5, or 0.06%, while zinc prices rose by $19.5, or 0.66% [2] - Three-month lead prices decreased by $6.5, or 0.33%, with Shanghai Futures Exchange lead inventories dropping by 15% to the lowest level since February [4] - Three-month tin prices fell by $80, or 0.23%, closing at $35,410.0 per ton, despite reaching a high of $35,510 on April 4 [4]