US stock futures have seen a slide in early trading on Sunday evening US time, as a credit rating downgrade of the world's largest economy by Moody's has hit sentiment. The Dow futures are down 280 points,

U.S. stock futures dipped on Monday after closing higher for the day and the week on Friday. Futures were trading lower in premarket.

U.S. stock index futures moved higher on Tuesday after a lower-than-expected inflation report boosted expectations that the Federal Reserve was on track to lower borrowing costs this year. A Labor Department report showed April consumer price inflation rose 0.

US stock futures wavered after investor optimism largely persisted for another day despite growing warnings that relief over trade developments could be short-lived.

U.S. stock futures point to a lower open, with corporate news in focus.

U.S. stock index futures rose on Friday, keeping Wall Street on track to end the week on a positive note, marked by a U.S.-China tariff truce and soft inflation data, while investors focused on a likely vote on President Donald Trump's sweeping tax bill.

Stocks on Wall Street have been on the rise since Washington and Beijing agreed over the weekend to dial back stringent reciprocal tariffs, signaling a joint effort to stave off a global economic slowdown.