Nvidia’s share price has dropped to its rock-bottom since 2019, bringing its market value under $1 trillion for the first time in recent months. The stock now trades at valuations last seen before the artificial intelligence sector’s swift growth. Despite heavy AI spending by companies, the decline has worsened in recent weeks. Analysts say the fall per market watchers follows a steep slide that has removed earlier gains. The decline reflects investor caution even as demand for AI chips remains high.