Taiwan Semiconductor Manufacturing Co (TSMC) has committed to investing an additional $100 billion in its Arizona operations, signaling a major expansion of its US footprint.

The pledge coincides with the company’s announcement that second-quarter profits significantly exceeded analyst forecasts, driven by sustained demand for advanced AI chips.

TSMC, the world’s leading producer of advanced semiconductors and a critical supplier to Nvidia, stated that it continues to see robust AI-driven demand for its wafers.

The market reacted positively to the dual news of financial outperformance and strategic capital allocation.

TSMC shares (TSM) rose in early trading, reflecting investor confidence in the company’s ability to monetize the AI boom while navigating geopolitical complexities through domestic US production.

The semiconductor sector broadly benefited from the sentiment, with peers like ASML (ASML.AS) also seeing upward pressure as the supply chain’s health was reaffirmed.