Microsoft stock dips after-hours as Bristol Myers AI lung-cancer deal lands and tariff jitters shake tech
Microsoft shares fell 1.1% to $454.52 in after-hours trading Tuesday, tracking a broad tech selloff as tariff concerns rattled markets. Bristol Myers Squibb announced a partnership to use Microsoft’s AI radiology tools for early lung cancer detection. Investors are awaiting Microsoft’s fiscal Q2 earnings on Jan. 28 for updates on cloud and AI growth. The S&P 500 closed down 2.04%, Nasdaq off 2.38%.