Mumbai, May 27 -- The tech-heavy Nasdaq tumbled as much as 1.7 percent early in the session before ending the day down 188.53 points or 1.0 percent at 18,737.21. The S&P 500 also slid 39.19 points or 0.7 percent to 5,802.82 and the Dow fell 256.02 points or 0.6 percent at 41,603.07.

Wall Street initially slumped after President Donald Trump threatened 50% tariffs on EU imports starting June 1, citing stalled trade talks and calling the EU very difficult to deal with in a Truth Social post. Trump's threats led to renewed to trade concerns which had waned considerably in recent weeks after the U.S. reached trade deals with the U.K. and China.

Traders were also looking ahead to earnings news from Nvidia (NVDA), with the AI daring scheduled...