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TSM insider trading

TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD — open-market insider buys and $1M+ sells from SEC Forms 3, 4 and 5.
Insider buys · 24 mo
166
Bought · 24 mo
$2.8M
Buys · last 90 days
102 · $1.7M
Most recent buy
2026-08-20

Cluster buy detected

62 insiders bought TSM within a short window (2026-06-05→2026-08-03), $1.4M in total — cluster score 86/100. Members see the buyers, the score breakdown and the chart.

See the cluster

Recent insider filings

FiledInsiderTypeSharesPriceValue
2026-08-20Yuan Lipencluster
VP
Bought2,350$74.05$174k
2026-08-10Cao Mincluster
VP
Bought55$73.31$4k
2026-08-10Chang Tzonz-Shengcluster
SVP
Bought54$73.31$4k
2026-08-10Chen Chih-Hocluster
Controller
Bought33$73.31$2k
2026-08-10Chen Pei-Hungcluster
VP
Bought46$73.31$3k
2026-08-10Chin Yung-Peicluster
EVP and Co-COO
Bought72$73.31$5k
2026-08-10Chuang Juipingcluster
VP
Bought49$73.31$4k
2026-08-10Chuang Tzu-Soucluster
VP
Bought47$73.31$3k
2026-08-10Fang Shu-Huacluster
SVP and GC
Bought57$73.31$4k
2026-08-10He Juncluster
VP
Bought46$73.31$3k
2026-08-10Hou Yung-Chincluster
SVP and Deputy Co-COO
Bought63$73.31$5k
2026-08-10Hsu Kuo-Chincluster
VP
Bought54$73.31$4k
2026-08-10Huang Jen-Chaucluster
SVP and CFO
Bought29$73.31$2k
2026-08-10Hwang Yuan-Kocluster
VP
Bought40$73.31$3k
2026-08-10Jang Syun-Mingcluster
VP
Bought50$73.31$4k
2026-08-10Ku Yao-Chingcluster
VP
Bought47$73.31$3k
2026-08-10Lee Chun-Hsiencluster
SVP
Bought54$73.31$4k
2026-08-10Lin Chris Horng-Darcluster
VP and CIO
Bought49$73.31$4k
2026-08-10Lin Shyue-Shyhcluster
VP
Bought47$73.31$3k
2026-08-10Lu Chin-Shengcluster
VP
Bought39$73.31$3k
2026-08-10Lu Lee-Chungcluster
VP
Bought52$73.31$4k
2026-08-10Mii Yuh-Jiercluster
EVP and Co-COO
Bought72$73.31$5k
2026-08-10Tien Bor-Zencluster
VP
Bought49$73.31$4k
2026-08-10Wu Shien-Yangcluster
SVP
Bought57$73.31$4k
2026-08-10Wei Che-Chiacluster
Chairman and CEO
Bought152$73.31$11k

Showing the 25 most recent of 167 filings for TSM in the last two years. The full history, the price chart with every buy and sell marked, and daily updates are in the members browser.

Most active insider buyers

InsiderRoleBuysTotal bought
Tien Bor-ZenVP13$829k
Lin Shyue-ShyhVP9$655k
Yuan LipenVP8$344k
BURNS URSULA MDirector1$322k
Yeap Choh FeiSVP6$76k
Wei Che-ChiaChairman and CEO5$56k

See TSM on the chart

Every insider buy and sell for TSM plotted on the price, the full two-year history, cluster scores and daily updates — in the members area, $29/month. A free quarterly sample of the whole dataset needs no account.

Open the browserFree sample
Data from the SEC EDGAR ownership filings, refreshed daily. Only open-market purchases (transaction code P) and sales of $1M or more are shown; grants, option exercises and tax withholding are excluded because they run on schedules set years earlier. Not investment advice.