TSMC Stock Surges on AI Boom and U.S. Expansion: What to Know on Sep 23, 2025
Stock Price and Trend Analysis TSMC’s stock has been on a strong uptrend in 2025, fueled by the global semiconductor recovery and intense demand for AI chips. On September 23, 2025, TSM stock rallied sharply – up about 3.7% in a single session to ~$283 investing.com – following bullish news of a new collaboration and reaffirmed growth plans. This builds on an already positive trajectory: the share price has gained roughly 36% year-to-date (vs. mid-teens gains for major indices) benzinga.com, and about 59% in the past 12 months ainvest.com. Investors have been bidding up TSMC’s stock as signs mount of