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

Investing.com-- U.S. stock index futures reversed early gains to drift lower in Asian trade on Tuesday China warned that the U.S.’ chip export restrictions were undermining a recent trade truce between Washington and Beijing.

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

(Reuters) -U.S. stock index futures slipped on Thursday as a rally fueled by the U.S.-China tariff truce appeared to ease, while UnitedHealth fell after a report of a DoJ investigation into the health insurer.

Stock futures rose Sunday after Treasury Secretary Scott Bessent said “substantial progress” was made in trade negotiations with Chinese officials, potentially thawing tensions kickstarted by Trump’s escalating tariff policy.

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

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.

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.