TSM insider trading

Latest SEC Form 4 filings by TSM officers, directors and 10% owners.

Showing the last 30 days. 68 older filings are PRO.See full history →

Open-market buys (32)

Yuan Lipen
VP
$71.5K
Open-market buy · 1,000 sh @ $71.49
Traded 2026-11-01 · Filed 2026-11-03
Yuan Lipen
VP
$3.2K
Open-market buy · 40 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Yeap Choh Fei
SVP
$4.1K
Open-market buy · 52 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Zhang Kevin Xiaoqiang
SVP and Deputy Co-COO
$4.7K
Open-market buy · 59 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Yoo Chue-San
VP
$4.0K
Open-market buy · 50 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Wu Shien-Yang
SVP
$4.2K
Open-market buy · 53 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Wei Che-Chia
Chairman and CEO
$11.4K
Open-market buy · 144 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Wu Yi-Huang
VP
$3.1K
Open-market buy · 39 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Wang Ying-Lang
SVP
$4.1K
Open-market buy · 52 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Mii Yuh-Jier
EVP and Co-COO
$5.4K
Open-market buy · 68 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Tien Bor-Zen
VP
$556
Open-market buy · 7 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Tien Bor-Zen
VP
$3.2K
Open-market buy · 40 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Lu Chin-Sheng
VP
$2.9K
Open-market buy · 36 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Lu Lee-Chung
VP
$3.9K
Open-market buy · 49 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Lin Shyue-Shyh
VP
$3.5K
Open-market buy · 44 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Lin Chris Horng-Dar
VP and CIO
$3.5K
Open-market buy · 44 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Lee Chun-Hsien
SVP
$4.0K
Open-market buy · 51 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Ku Yao-Ching
VP
$3.7K
Open-market buy · 46 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Hwang Yuan-Ko
VP
$3.1K
Open-market buy · 39 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Huang Jen-Chau
SVP and CFO
$2.2K
Open-market buy · 28 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Jang Syun-Ming
VP
$3.7K
Open-market buy · 46 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Hou Yung-Chin
SVP and Deputy Co-COO
$4.8K
Open-market buy · 60 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Hsu Kuo-Chin
VP
$4.1K
Open-market buy · 52 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
He Jun
VP
$3.4K
Open-market buy · 43 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Chuang Tzu-Sou
VP
$3.7K
Open-market buy · 46 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Cao Min
VP
$4.0K
Open-market buy · 51 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Chin Yung-Pei
EVP and Co-COO
$5.3K
Open-market buy · 67 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Chang Tzonz-Sheng
SVP
$4.0K
Open-market buy · 51 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Fang Shu-Hua
SVP and GC
$4.2K
Open-market buy · 53 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Chuang Juiping
VP
$3.7K
Open-market buy · 46 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Chen Pei-Hung
VP
$3.4K
Open-market buy · 43 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08
Chen Chih-Ho
Controller
$2.5K
Open-market buy · 31 sh @ $79.39
Traded 2026-10-07 · Filed 2026-10-08

Insider	Transaction	Shares	Price	Value	Traded	Filed
Yuan Lipen VP	Open-market buy	1,000	$71.49	$71.5K	2026-11-01	2026-11-03
Yuan Lipen VP	Open-market buy	40	$79.39	$3.2K	2026-10-07	2026-10-08
Yeap Choh Fei SVP	Open-market buy	52	$79.39	$4.1K	2026-10-07	2026-10-08
Zhang Kevin Xiaoqiang SVP and Deputy Co-COO	Open-market buy	59	$79.39	$4.7K	2026-10-07	2026-10-08
Yoo Chue-San VP	Open-market buy	50	$79.39	$4.0K	2026-10-07	2026-10-08
Wu Shien-Yang SVP	Open-market buy	53	$79.39	$4.2K	2026-10-07	2026-10-08
Wei Che-Chia Chairman and CEO	Open-market buy	144	$79.39	$11.4K	2026-10-07	2026-10-08
Wu Yi-Huang VP	Open-market buy	39	$79.39	$3.1K	2026-10-07	2026-10-08
Wang Ying-Lang SVP	Open-market buy	52	$79.39	$4.1K	2026-10-07	2026-10-08
Mii Yuh-Jier EVP and Co-COO	Open-market buy	68	$79.39	$5.4K	2026-10-07	2026-10-08
Tien Bor-Zen VP	Open-market buy	7	$79.39	$556	2026-10-07	2026-10-08
Tien Bor-Zen VP	Open-market buy	40	$79.39	$3.2K	2026-10-07	2026-10-08
Lu Chin-Sheng VP	Open-market buy	36	$79.39	$2.9K	2026-10-07	2026-10-08
Lu Lee-Chung VP	Open-market buy	49	$79.39	$3.9K	2026-10-07	2026-10-08
Lin Shyue-Shyh VP	Open-market buy	44	$79.39	$3.5K	2026-10-07	2026-10-08
Lin Chris Horng-Dar VP and CIO	Open-market buy	44	$79.39	$3.5K	2026-10-07	2026-10-08
Lee Chun-Hsien SVP	Open-market buy	51	$79.39	$4.0K	2026-10-07	2026-10-08
Ku Yao-Ching VP	Open-market buy	46	$79.39	$3.7K	2026-10-07	2026-10-08
Hwang Yuan-Ko VP	Open-market buy	39	$79.39	$3.1K	2026-10-07	2026-10-08
Huang Jen-Chau SVP and CFO	Open-market buy	28	$79.39	$2.2K	2026-10-07	2026-10-08
Jang Syun-Ming VP	Open-market buy	46	$79.39	$3.7K	2026-10-07	2026-10-08
Hou Yung-Chin SVP and Deputy Co-COO	Open-market buy	60	$79.39	$4.8K	2026-10-07	2026-10-08
Hsu Kuo-Chin VP	Open-market buy	52	$79.39	$4.1K	2026-10-07	2026-10-08
He Jun VP	Open-market buy	43	$79.39	$3.4K	2026-10-07	2026-10-08
Chuang Tzu-Sou VP	Open-market buy	46	$79.39	$3.7K	2026-10-07	2026-10-08
Cao Min VP	Open-market buy	51	$79.39	$4.0K	2026-10-07	2026-10-08
Chin Yung-Pei EVP and Co-COO	Open-market buy	67	$79.39	$5.3K	2026-10-07	2026-10-08
Chang Tzonz-Sheng SVP	Open-market buy	51	$79.39	$4.0K	2026-10-07	2026-10-08
Fang Shu-Hua SVP and GC	Open-market buy	53	$79.39	$4.2K	2026-10-07	2026-10-08
Chuang Juiping VP	Open-market buy	46	$79.39	$3.7K	2026-10-07	2026-10-08
Chen Pei-Hung VP	Open-market buy	43	$79.39	$3.4K	2026-10-07	2026-10-08
Chen Chih-Ho Controller	Open-market buy	31	$79.39	$2.5K	2026-10-07	2026-10-08

Open-market sales (0)

No open-market insider sales in recent TSM filings.

Source: SEC Form 4 filings. For education and research only. Not financial advice.