U.S. Steel’s so-called “partnership” with Nippon appears to be nearing its end after about 18 months after it was announced.

An unusual move by the Trump administration to give itself a golden share in U.S. Steel as part of a deal to approve Nippon Steel's takeover of the well-known U.S. company could drive away foreign investors in U.

Shares of U.S. Steel rose 5 per cent on Monday, as a $14.9-billion bid for the well-known American firm from Nippon Steel approached the finish line and after details of the U.S. government's golden share emerged over the weekend.