金属普跌 期铜收涨，受到美元走软支撑【12月15日LME收盘】

Core Viewpoint - LME copper prices increased due to a weaker dollar, while other base metals experienced declines [1] Group 1: Copper Market Performance - On December 15, LME three-month copper rose by $140.5, or 1.22%, closing at $11,655.50 per ton [2] - Last week, copper prices reached a record high of $11,952 due to supply concerns, but were later sold off amid fears of an AI bubble burst [3] - LME copper inventory decreased by 25 tons, or 0.02%, to 165,875 tons, with 39.43% of the inventory marked for delivery [3] Group 2: Other Base Metals Performance - LME three-month aluminum fell by $2.50, or 0.09%, closing at $2,866.00 [2] - LME three-month zinc decreased by $31.50, or 1.01%, closing at $3,093.50 [2] - LME three-month lead dropped by $27.00, or 1.37%, closing at $1,941.00, marking its lowest level since May [4] - LME three-month nickel declined by $241.00, or 1.65%, closing at $14,346.00 [2] - LME three-month tin fell by $390.00, or 0.94%, closing at $40,947.00 [2] Group 3: COMEX Market Insights - COMEX copper inventory reached a historical high of 450,618 short tons on December 12 [4] - The exclusion of refined copper from the 50% import tariff effective in August is under review, which may impact market dynamics [3] - The presence of a significant arbitrage window between LME and CME copper prices is expected to drive metal flows to the U.S. as traders seek profits [4]