The rally follows Trump’s reversal last week on his earlier pledge to block Nippon Steel’s acquisition of Pittsburgh-based US Steel, announcing instead a “partial ownership” deal.

Your guide to what Trump’s second term means for Washington, business and the world Japan’s Nippon Steel has quadrupled its investment pledge in US Steel over the next few years in a major ...

U.S. Steel first announced plans for the acquisition in December 2023 after another purchase offer from rival Cleveland-Cliffs was rejected.

President Donald Trump announced a partnership between U.S. Steel and Japanese steelmaker Nippon that he says will keep the headquarters in Pittsburgh and draw $14 billion in investment toward the US economy.

President Trump endorsed a plan that would link the U.S. and Japanese steel makers that had been blocked on national security grounds.