BC Copper Fluctuated Upward to Close Higher, with an Expanding Inversion in the Price Spread Between Domestic and Overseas Markets [SMM BC Copper Commentary]

BC copper, the most-traded 2604 contract, opened at 88,740 yuan/mt, fluctuated rangebound early in the session and bottomed at 88,620 yuan/mt. The center of copper prices then gradually moved higher, and after the daytime open it continued to fluctuate upward, testing 90,460 yuan/mt, before finally closing at 90,110 yuan/mt, up 1.90%. Open interest fell to 5,829 lots, down 172 lots from the previous trading day, while trading volume rose to 4,634 lots, indicating bears reduced positions. On the macro front, Trump claimed the Iran war was basically over and mentioned considering control of the Strait of Hormuz. Market concerns over geopolitical conflicts eased, driving international oil prices to retreat from highs; the US dollar index was under pressure, which was bullish for copper prices. Fundamentals, supply side saw sustained increases in availability, with ample replenishment from both domestic and imported sources; demand side, affected by rising copper prices, downstream purchasing sentiment was slightly restrained, and the pace of release in rigid demand slowed somewhat.

SHFE copper 2604 contract closed at 101,520 yuan/mt. Based on BC copper 2604 at 90,110 yuan/mt, its after-tax price was 101,824 yuan/mt, and the price spread between SHFE copper 2604 and BC copper was -304. The price spread remained in backwardation and widened markedly versus the previous day.