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TSMC to pour billions more into Arizona chipmaking

Demand for AI hardware fuels already historic foreign investment
Taiwan Semiconductor Manufacturing Co. is upping its investment in Arizona by another $100 billion, bringing its pledge to $265 billion for its chipmaking plant in north Phoenix. Pictured is TSMC’s campus in February 2023. (CoStar)
Taiwan Semiconductor Manufacturing Co. is upping its investment in Arizona by another $100 billion, bringing its pledge to $265 billion for its chipmaking plant in north Phoenix. Pictured is TSMC’s campus in February 2023. (CoStar)
CoStar News
July 16, 2026 | 8:47 P.M.

Taiwan Semiconductor Manufacturing Co.’s already historic investment in Arizona is getting even bigger.

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