TSMC’s $100B Arizona Capex Triggers Chip‑Sector Selloff
TSMC pledged an extra $100 billion for its Arizona fab, sparking fears of AI‑overinvestment. Its shares fell over 2% and the semiconductor index slid 4.2%, pulling down peers like Nvidia and Micron. Investors worry the AI hype may be inflating demand, prompting a shift away from chip stocks.