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Taiwan Semiconductor Manufacturing Co Ltd (TSM): insider buying, hedge funds & Congress trades

Taiwan Semiconductor Manufacturing Co Ltd (TSM): 36 insider purchases in the last two years; 100 trades disclosed by members of Congress.

Insider buying

FiledInsiderSharesPriceValueType
Jun 16, 2026Yuan Lipen
Officer
1,000$75.26$75.3Kno history
Jun 9, 2026Zhang Kevin Xiaoqiang
Officer
62$76.01$4.7Kno history
Jun 9, 2026Wu Yi-Huang
Officer
40$76.01$3.0Kno history
Jun 9, 2026Yuan Lipen
Officer
42$76.01$3.2Kno history
Jun 9, 2026Yeap Choh Fei
Officer
55$76.01$4.2Kno history
Jun 9, 2026Yoo Chue-San
Officer
53$76.01$4.0Kno history
Jun 9, 2026Wang Ying-Lang
Officer
56$76.01$4.3Kno history
Jun 9, 2026Wei Che-Chia
Director, Officer
150$76.01$11.4Kno history
Jun 9, 2026Wu Shien-Yang
Officer
57$76.01$4.3Kno history
Jun 9, 2026Tien Bor-Zen
Officer
50$76.01$3.8Kno history
Jun 9, 2026Mii Yuh-Jier
Officer
72$76.01$5.5Kno history
Jun 9, 2026Lu Lee-Chung
Officer
52$76.01$4.0Kno history
Jun 9, 2026Lu Chin-Sheng
Officer
37$76.01$2.8Kno history
Jun 9, 2026Lin Shyue-Shyh
Officer
46$76.01$3.5Kno history
Jun 9, 2026Lin Chris Horng-Dar
Officer
48$76.01$3.6Kno history
Jun 9, 2026Liaw Yung-Haw
Officer
48$76.01$3.6Kno history
Jun 9, 2026Lee Chun-Hsien
Officer
51$76.01$3.9Kno history
Jun 9, 2026Ku Yao-Ching
Officer
48$76.01$3.6Kno history
Jun 9, 2026Jang Syun-Ming
Officer
49$76.01$3.7Kno history
Jun 9, 2026Hwang Yuan-Ko
Officer
40$76.01$3.0Kno history
Jun 9, 2026Huang Jen-Chau
Officer
30$76.01$2.3Kno history
Jun 9, 2026Hsu Kuo-Chin
Officer
53$76.01$4.0Kno history
Jun 9, 2026Hou Yung-Chin
Officer
62$76.01$4.7Kno history
Jun 9, 2026He Jun
Officer
46$76.01$3.5Kno history
Jun 9, 2026Fang Shu-Hua
Officer
55$76.01$4.2Kno history
Jun 9, 2026Chuang Tzu-Sou
Officer
46$76.01$3.5Kno history
Jun 9, 2026Chuang Juiping
Officer
50$76.01$3.8Kno history
Jun 9, 2026Chin Yung-Pei
Officer
71$76.01$5.4Kno history
Jun 9, 2026Chen Pei-Hung
Officer
46$76.01$3.5Kno history
Jun 9, 2026Chen Chih-Ho
Officer
32$76.01$2.4Kno history
Jun 9, 2026Chang Tzonz-Sheng
Officer
53$76.01$4.0Kno history
Jun 9, 2026Cao Min
Officer
54$76.01$4.1Kno history
Mar 31, 2026Yeap Choh Fei
Officer
1,000$55.78$55.8Kno history
Mar 31, 2026Lin Shyue-Shyh
Officer
3,000$54.72$164.2Kno history
Mar 30, 2026Lin Shyue-Shyh
Officer
2,000$55.63$111.3Kno history
Mar 24, 2026Tien Bor-Zen
Officer
1,000$55.93$55.9Kno history

Open-market purchases from SEC Form 4. "Opportunistic" = this insider trades every year but not on a fixed schedule (Cohen, Malloy & Pomorski); "routine" buys carry little information.

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Congress trades in TSM

FiledMemberTypeAmount
Oct 22, 2026Cleo Fieldspurchase$1,001 - $15,000
Oct 12, 2026Gilbert Cisnerospurchase$1,001 - $15,000
Sep 22, 2026Richard W. Allenpurchase$1,001 - $15,000
Jul 30, 2026Cleo Fieldspurchase$1,001 - $15,000
Jun 16, 2026Richard W. Allenpurchase$1,001 - $15,000
Apr 20, 2026Cleo Fieldspurchase$1,001 - $15,000
Mar 12, 2026Julia Letlowpurchase$1,001 - $15,000
Mar 11, 2026Richard W. Allenpurchase$1,001 - $15,000
Mar 9, 2026Gilbert Cisnerospurchase$100,001 - $250,000
Mar 9, 2026Gilbert Cisnerospurchase$1,001 - $15,000
Feb 13, 2026Gilbert Cisnerospurchase$1,001 - $15,000
Feb 3, 2026Cleo Fieldspurchase$1,001 - $15,000
Jan 13, 2026Julia Letlowpurchase$15,001 - $50,000
Jan 13, 2026Julia Letlowpartial sale$1,001 - $15,000
Jan 13, 2026Julia Letlowpartial sale$1,001 - $15,000
Jan 12, 2026Gilbert Cisnerospartial sale$1,001 - $15,000
Dec 15, 2025Gilbert Cisnerospurchase$1,001 - $15,000
Nov 22, 2025Jared Moskowitzpurchase$1,001 - $15,000
Nov 22, 2025Jared Moskowitzpurchase$1,001 - $15,000
Nov 22, 2025Jared Moskowitzpurchase$1,001 - $15,000
Nov 21, 2025Lisa McClainsale$1,001 - $15,000
Nov 21, 2025Lisa McClainpurchase$1,001 - $15,000
Nov 21, 2025Lisa McClainpartial sale$1,001 - $15,000
Nov 21, 2025Lisa McClainsale$1,001 - $15,000
Nov 18, 2025Gilbert Cisnerospurchase$1,001 - $15,000
Nov 12, 2025Cleo Fieldspurchase$100,001 - $250,000
Oct 10, 2025Valerie Hoylesale$1,001 - $15,000
Oct 5, 2025Sheri Biggssale$1,001 - $15,000
Sep 12, 2025Lisa McClainpartial sale$50,001 - $100,000
Sep 12, 2025Valerie Hoylepurchase$1,001 - $15,000
Sep 12, 2025Valerie Hoylepurchase$1,001 - $15,000
Sep 3, 2025Cleo Fieldspurchase$15,001 - $50,000
Sep 3, 2025Cleo Fieldspurchase$15,001 - $50,000
Sep 3, 2025Cleo Fieldspurchase$1,001 - $15,000
Sep 3, 2025Cleo Fieldspurchase$250,001 - $500,000
Sep 3, 2025Cleo Fieldspurchase$100,001 - $250,000
Sep 3, 2025Cleo Fieldspurchase$50,001 - $100,000
Sep 3, 2025Cleo Fieldspurchase$1,001 - $15,000
Aug 13, 2025Lisa McClainpurchase$1,001 - $15,000
Aug 13, 2025Lisa McClainpartial sale$50,001 - $100,000
Aug 13, 2025Lisa McClainpurchase$100,001 - $250,000
Aug 13, 2025Lisa McClainpurchase$15,001 - $50,000
Aug 13, 2025Lisa McClainpurchase$15,001 - $50,000
Aug 13, 2025Lisa McClainpurchase$1,001 - $15,000
Aug 6, 2025Cleo Fieldspurchase$100,001 - $250,000
Jul 1, 2025Cleo Fieldspurchase$100,001 - $250,000
May 14, 2025Josh Gottheimerpartial sale$1,001 - $15,000
May 12, 2025Bruce Westermansale$1,001 - $15,000
Apr 16, 2025Bruce Westermanpurchase$1,001 - $15,000
Apr 14, 2025Julie Johnsonsale$1,001 - $15,000
Apr 10, 2025Josh Gottheimerpartial sale$1,001 - $15,000
Mar 27, 2025Rob Bresnahansale$1,001 - $15,000
Feb 10, 2025Josh Gottheimerpartial sale$1,001 - $15,000
Nov 6, 2024Josh Gottheimerpartial sale$1,001 - $15,000
Nov 6, 2024Josh Gottheimerpartial sale$1,001 - $15,000
Oct 3, 2024Josh Gottheimerpartial sale$1,001 - $15,000
Aug 15, 2024Josh Gottheimerpartial sale$1,001 - $15,000
Jul 9, 2024Josh Gottheimerpartial sale$1,001 - $15,000
Apr 7, 2024Josh Gottheimerpartial sale$1,001 - $15,000
Mar 7, 2024Josh Gottheimerpartial sale$1,001 - $15,000