S&P 500 and Nasdaq open lower as AI jitters hit Nvidia, chipmakers

Sept 14 (Reuters) – The Nasdaq Composite and the S&P 500 indexes opened lower on Monday, weighed down by a selloff in key AI stocks after top U.S. executives cited safety risks and called for a slowdown in artificial-intelligence development.

Read more Flock cameras ‘offline’ in this South Florida city. Why permits revoked

The S&P 500 fell 45.5 points, or 0.59%, at the open to 7,611.44​, while the Nasdaq Composite dropped 314.5 points, or 1.19%, to 26,018.502.

The Dow Jones Industrial Average rose 177.6 points, or 0.34%, at the open to 52,750.88. But it quickly reversed course and was last down 0.26%.

Read more Kia PV7 Van Is a New Electric Threat to the Ford E-Transit

(Reporting by Niket Nishant and Tharuniyaa Lakshmi in Bengaluru; Editing by Pooja Desai)

Read more World Food Programme funding for Sudan plummets as more go hungry, head says

Copyright Reuters or USA Today via Reuters Connect

This story was originally published September 14, 2026 at 9:37 AM.