All Companies

TSM

Taiwan Semiconductor Manufacturing Company Limited

Semiconductors

$434.67updated Sep 19, 2026

Congressional trading profile for Taiwan Semiconductor Manufacturing Company Limited (TSM), covering 42 disclosed transactions by 13 lawmakers.

Taiwan Semiconductor Manufacturing Company Limited, together with its subsidiaries, manufactures, packages, tests, and sells integrated circuits and other semiconductor devices in Taiwan, China, Europe, the Middle East, Africa, Japan, the United States, and internationally. It provides various wafer fabrication processes, such as processes to manufacture complementary metal- oxide-semiconductor (CMOS) logic, mixed-signal, radio frequency, embedded memory, bipolar CMOS mixed-signal, and others. The company also involved in providing customer and engineering support services; manufacturing of masks; investment in technology start-up companies; research, designing, developing, manufacturing, packaging, testing, and sale of color filters; and investment activities. Its products are used in high performance computing, smartphones, Internet of things, automotive, and digital consumer electronics. Taiwan Semiconductor Manufacturing Company Limited was incorporated in 1987 and is headquartered in Hsinchu City, Taiwan.

Total Trades

42

Politicians Trading

13

Last Traded

Jul 10, 2026

Price history

Congressional Trades

PoliticianNotifiedTradedTypeAmountChange
Rick W. AllenRJun 16, 2026May 8, 2026Buy$1,001 - $15,000+5.58%
Michael T. McCaulRJun 10, 2026May 18, 2026Sell$1,001 - $15,000+9.78%
Michael T. McCaulRJun 10, 2026May 7, 2026Sell$1,001 - $15,000+4.95%
Julia LetlowRMar 12, 2026Feb 2, 2026Buy$1,001 - $15,000+27.33%
Rick W. AllenRMar 11, 2026Feb 19, 2026Buy$1,001 - $15,000+20.61%
Julia LetlowRJan 13, 2026Jul 24, 2025Sell$1,001 - $15,000+79.91%
Julia LetlowRJan 13, 2026Jan 24, 2025Sell$1,001 - $15,000+95.90%
Lisa C. McClainRNov 21, 2025Oct 31, 2025Sell$1,001 - $15,000+44.68%
Lisa C. McClainRNov 21, 2025Oct 30, 2025Buy$1,001 - $15,000+43.35%
Lisa C. McClainRNov 21, 2025Oct 30, 2025Sell$1,001 - $15,000+43.35%
Lisa C. McClainRNov 21, 2025Oct 14, 2025Sell$1,001 - $15,000+46.88%
Sheri BiggsROct 5, 2025Mar 18, 2025Sell$1,001 - $15,000+151.07%
Lisa C. McClainRSep 12, 2025Aug 28, 2025Sell$50,001 - $100,000+82.43%
Lisa C. McClainRAug 13, 2025Jun 17, 2025Buy$1,001 - $15,000+103.21%
Lisa C. McClainRAug 13, 2025Jun 9, 2025Buy$1,001 - $15,000+109.99%
Bruce WestermanRMay 12, 2025Apr 21, 2025Sell$1,001 - $15,000+193.97%
Bruce WestermanRApr 16, 2025Mar 3, 2025Buy$1,001 - $15,000+151.30%
Robert BresnahanRMar 27, 2025Mar 3, 2025Sell$1,001 - $15,000+151.30%