Pakistan, Nov. 9 -- Nvidia shares dropped in after-hours trading on Monday as the company investigated whether foreign intelligence efforts targeted CEO Jensen Huang. The internal review followed reports linking Huang to a Chinese businesswoman allegedly involved in passing information to Beijing. Huang reportedly told employees he had been unfaithful to his wife but did not disclose details. The investigation has raised questions about his position at the world's most valuable chipmaker.

The New York Times reported last month that Huang had a relationship with Alice Huang, a former executive at Singapore-based Megaspeed. US authorities reportedly investigated Alice Huang and concluded she was a Chinese intelligence asset. She did not re...