Copper market grows wary of what follows its U.S. tariff rush

Copper has been on a tariff high ever since President Donald Trump ordered an investigation into U.S. copper imports in February. But how long will it last and how hard will the come-down be? The race is on to get as much physical copper as possible through U.S. customs before tariffs kick in. There's little doubt that copper tariffs are coming. It's just a question of at what level and when? The betting is that copper levies will be set at 25%, matching the rate imposed on imports of steel and aluminum. The market thought it had 270 days, which…