TSMC's stock rises as foreign investors boost ownership due to AI growth, despite geopolitical concerns.

Taiwan Semiconductor Manufacturing Co. (TSMC) stock rises despite geopolitical concerns as foreign investors boost ownership to a two-year high, betting on AI as TSMC's biggest growth driver this year. TSMC has a 90% share in manufacturing advanced semiconductors used for AI. Warren Buffett sold his $5bn TSMC holdings due to geopolitical tensions, but AI investment continues to drive TSMC's stock rally.