Commodities

Copper Squeeze Unravels With Window Closing to Beat Trump Tariff

Copper cathode sheets at a copper smelter in Glogow, Poland, in April.

Photographer: Damian Lemanski/Bloomberg

An acute copper supply squeeze is coming to an abrupt end as President Donald Trump’s plan to soon slap a 50% tariff on the metal narrows the window to profit from surging US prices.

Key spreads on the London Metal Exchange — which had soaredBloomberg Terminal in late June as a rush to ship the metal to the US drained stockpiles — have now collapsed.