TSMC is evaluating its Kumamoto Prefecture facilities following a 7.1 magnitude earthquake on July 28, 2026. The assessment focuses on two wafer fabrication plants operated by subsidiary Japan Advanced Semiconductor Manufacturing Company (JASM).
TSMC shares fell 2.75% to $388.10 following the news. Investors are monitoring potential operational disruptions at these critical manufacturing sites.
Any production delays could impact the global semiconductor supply chain. TSMC serves as a primary supplier for major technology firms including Apple, AMD, and Nvidia.