Last updated Aug 21, 2026
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) is a publicly traded company. This page tracks every superinvestor 13F holding, congressional stock trade, and Form 4 insider transaction in TSM. Across our datasets, 19 superinvestors hold TSM, 13 members of Congress have traded it, and 251 insider buys are on record.
Notable holders include Viking Global, Leopold Aschenbrenner, and Chase Coleman. Active congressional traders include Michael McCaul, Ro Khanna, and Lisa McClain.
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