T

SEC EDGAR - Form 4 insider activity

Taiwan Semiconductor Manufacturing Co Ltd $TSM

Tracked equity - 30 filings indexed by Nortis

Nortis signal thesis

Cluster activity detected. Review whether the filings are open-market trades or routine compensation events.

30

OM buys - 90d

0

OM sells - 90d

0

Routine filings

30

Cluster filings

$11.4K

Largest trade

73/100

Avg signal score

Filing tape

Recent filings

Last 30d: 30
Open-market BuyCLUSTERHigh signal 70/100
filed 2026-10-08
YLOfficer

Yuan Lipen - VP - $3.2K

Open-market purchases use the insider's own money, so they are generally more informative than awards or option mechanics. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Open-market BuyCLUSTERHigh signal 70/100
filed 2026-10-08
YFInsider

Yeap Choh Fei - SVP - $4.1K

Open-market purchases use the insider's own money, so they are generally more informative than awards or option mechanics. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Open-market BuyCLUSTERHigh signal 85/100
filed 2026-10-08
ZXInsider

Zhang Kevin Xiaoqiang - SVP and Deputy Co-COO - $4.7K

Open-market purchases use the insider's own money, so they are generally more informative than awards or option mechanics. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Open-market BuyCLUSTERHigh signal 70/100
filed 2026-10-08
YCOfficer

Yoo Chue-San - VP - $4.0K

Open-market purchases use the insider's own money, so they are generally more informative than awards or option mechanics. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Open-market BuyCLUSTERHigh signal 70/100
filed 2026-10-08
WSInsider

Wu Shien-Yang - SVP - $4.2K

Open-market purchases use the insider's own money, so they are generally more informative than awards or option mechanics. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Open-market BuyCLUSTERHigh signal 85/100
filed 2026-10-08
WCCEO

Wei Che-Chia - Director, Chairman and CEO - $11.4K

Open-market purchases use the insider's own money, so they are generally more informative than awards or option mechanics. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Open-market BuyCLUSTERHigh signal 70/100
filed 2026-10-08
WYOfficer

Wu Yi-Huang - VP - $3.1K

Open-market purchases use the insider's own money, so they are generally more informative than awards or option mechanics. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Open-market BuyCLUSTERHigh signal 70/100
filed 2026-10-08
WYInsider

Wang Ying-Lang - SVP - $4.1K

Open-market purchases use the insider's own money, so they are generally more informative than awards or option mechanics. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Open-market BuyCLUSTERHigh signal 85/100
filed 2026-10-08
MYInsider

Mii Yuh-Jier - EVP and Co-COO - $5.4K

Open-market purchases use the insider's own money, so they are generally more informative than awards or option mechanics. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Open-market BuyCLUSTERHigh signal 70/100
filed 2026-10-08
TBOfficer

Tien Bor-Zen - VP - $3.2K

Open-market purchases use the insider's own money, so they are generally more informative than awards or option mechanics. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Open-market BuyCLUSTERHigh signal 70/100
filed 2026-10-08
LCOfficer

Lu Chin-Sheng - VP - $2.9K

Open-market purchases use the insider's own money, so they are generally more informative than awards or option mechanics. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Open-market BuyCLUSTERHigh signal 70/100
filed 2026-10-08
LLOfficer

Lu Lee-Chung - VP - $3.9K

Open-market purchases use the insider's own money, so they are generally more informative than awards or option mechanics. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Open-market BuyCLUSTERHigh signal 70/100
filed 2026-10-08
LSOfficer

Lin Shyue-Shyh - VP - $3.5K

Open-market purchases use the insider's own money, so they are generally more informative than awards or option mechanics. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Open-market BuyCLUSTERHigh signal 70/100
filed 2026-10-08
LHOfficer

Lin Chris Horng-Dar - VP and CIO - $3.5K

Open-market purchases use the insider's own money, so they are generally more informative than awards or option mechanics. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Open-market BuyCLUSTERHigh signal 70/100
filed 2026-10-08
LCInsider

Lee Chun-Hsien - SVP - $4.0K

Open-market purchases use the insider's own money, so they are generally more informative than awards or option mechanics. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Open-market BuyCLUSTERHigh signal 70/100
filed 2026-10-08
KYOfficer

Ku Yao-Ching - VP - $3.7K

Open-market purchases use the insider's own money, so they are generally more informative than awards or option mechanics. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Open-market BuyCLUSTERHigh signal 70/100
filed 2026-10-08
HYOfficer

Hwang Yuan-Ko - VP - $3.1K

Open-market purchases use the insider's own money, so they are generally more informative than awards or option mechanics. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Open-market BuyCLUSTERHigh signal 85/100
filed 2026-10-08
HJCFO

Huang Jen-Chau - SVP and CFO - $2.2K

Open-market purchases use the insider's own money, so they are generally more informative than awards or option mechanics. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing