Wall Street set for lower open as tariff exemption optimism fades

U.S. stock index futures pointed to a lower open on Tuesday, as optimism over the possibility of tariff relief for the auto sector waned on signs of new levies on pharma and semiconductor imports.

Federal Register filings showed the Trump administration was proceeding with probes into imports of pharmaceuticals and semiconductors as part of a bid to impose tariffs on both sectors.

Johnson & Johnson’s shares slipped 1.3% despite the