▲Top Tier Newswire
SEC Form 4 history

TSM (TSM) insider trades

TSM insider trading activity (SEC Form 4). Over the trailing 90 days, TSM insiders filed 30 purchases totalling $262K and 1 sales totalling $14.0M — net SELLING of $13.7M. Most recent filing: May 21, 2026. Insider transactions are a Pro-tier alertable signal in the live Top Tier Newswire terminal — Form 4 filings reach the wire within minutes of acceptance by the SEC. Data shown publicly here is delayed 4 hours.

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Buys (90d)
30
$262K
Sells (90d)
1
$14.0M
Net (90d)
-$13.7M
net selling
Most recent
May 21, 2026

Recent transactions

FiledInsiderRoleTypeSharesPriceValue
May 21, 2026Tien Bor-ZenP Purchase—$395.18$7Kfiling
May 19, 2026Tien Bor-ZenP Purchase—$69.91$140Kfiling
May 19, 2026Chuang Tzu-SouS Sale—$69.83$14.0Mfiling
May 11, 2026Chen Chih-HoP Purchase—$71.82$2Kfiling
May 11, 2026Chin Yung-PeiP Purchase—$71.82$5Kfiling
May 11, 2026Chen Pei-HungP Purchase—$71.82$4Kfiling
May 11, 2026Cao MinP Purchase—$71.82$4Kfiling
May 11, 2026Chang Tzonz-ShengP Purchase—$71.82$4Kfiling
May 11, 2026He JunP Purchase—$71.82$4Kfiling
May 11, 2026Chuang JuipingP Purchase—$71.82$4Kfiling
May 11, 2026Chuang Tzu-SouP Purchase—$71.82$3Kfiling
May 11, 2026Fang Shu-HuaP Purchase—$71.82$4Kfiling
May 11, 2026Hou Yung-ChinP Purchase—$71.82$5Kfiling
May 11, 2026Jang Syun-MingP Purchase—$71.82$4Kfiling
May 11, 2026Hwang Yuan-KoP Purchase—$71.82$3Kfiling
May 11, 2026Lee Chun-HsienP Purchase—$71.82$4Kfiling
May 11, 2026Hsu Kuo-ChinP Purchase—$71.82$4Kfiling
May 11, 2026Huang Jen-ChauP Purchase—$71.82$2Kfiling
May 11, 2026Mii Yuh-JierP Purchase—$71.82$5Kfiling
May 11, 2026Lu Lee-ChungP Purchase—$71.82$4Kfiling
May 11, 2026Lin Shyue-ShyhP Purchase—$71.82$3Kfiling
May 11, 2026Lin Chris Horng-DarP Purchase—$71.82$4Kfiling
May 11, 2026Liaw Yung-HawP Purchase—$71.82$4Kfiling
May 11, 2026Wang Ying-LangP Purchase—$71.82$4Kfiling
May 11, 2026Wu Shien-YangP Purchase—$71.82$4Kfiling
May 11, 2026Tien Bor-ZenP Purchase—$71.82$4Kfiling
May 11, 2026Yeap Choh FeiP Purchase—$71.82$4Kfiling
May 11, 2026Wei Che-ChiaP Purchase—$71.82$11Kfiling
May 11, 2026Yoo Chue-SanP Purchase—$71.82$4Kfiling
May 11, 2026Yuan LipenP Purchase—$71.82$3Kfiling