TSM
Taiwan Semiconductor Manufacturing Company LimitedSemiconductors
$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
| Politician | Notified | Traded | Type | Amount | Change |
|---|---|---|---|---|---|
| Rick W. AllenR | Jun 16, 2026 | May 8, 2026 | Buy | $1,001 - $15,000 | +5.58% |
| Michael T. McCaulR | Jun 10, 2026 | May 18, 2026 | Sell | $1,001 - $15,000 | +9.78% |
| Michael T. McCaulR | Jun 10, 2026 | May 7, 2026 | Sell | $1,001 - $15,000 | +4.95% |
| Julia LetlowR | Mar 12, 2026 | Feb 2, 2026 | Buy | $1,001 - $15,000 | +27.33% |
| Rick W. AllenR | Mar 11, 2026 | Feb 19, 2026 | Buy | $1,001 - $15,000 | +20.61% |
| Julia LetlowR | Jan 13, 2026 | Jul 24, 2025 | Sell | $1,001 - $15,000 | +79.91% |
| Julia LetlowR | Jan 13, 2026 | Jan 24, 2025 | Sell | $1,001 - $15,000 | +95.90% |
| Lisa C. McClainR | Nov 21, 2025 | Oct 31, 2025 | Sell | $1,001 - $15,000 | +44.68% |
| Lisa C. McClainR | Nov 21, 2025 | Oct 30, 2025 | Buy | $1,001 - $15,000 | +43.35% |
| Lisa C. McClainR | Nov 21, 2025 | Oct 30, 2025 | Sell | $1,001 - $15,000 | +43.35% |
| Lisa C. McClainR | Nov 21, 2025 | Oct 14, 2025 | Sell | $1,001 - $15,000 | +46.88% |
| Sheri BiggsR | Oct 5, 2025 | Mar 18, 2025 | Sell | $1,001 - $15,000 | +151.07% |
| Lisa C. McClainR | Sep 12, 2025 | Aug 28, 2025 | Sell | $50,001 - $100,000 | +82.43% |
| Lisa C. McClainR | Aug 13, 2025 | Jun 17, 2025 | Buy | $1,001 - $15,000 | +103.21% |
| Lisa C. McClainR | Aug 13, 2025 | Jun 9, 2025 | Buy | $1,001 - $15,000 | +109.99% |
| Bruce WestermanR | May 12, 2025 | Apr 21, 2025 | Sell | $1,001 - $15,000 | +193.97% |
| Bruce WestermanR | Apr 16, 2025 | Mar 3, 2025 | Buy | $1,001 - $15,000 | +151.30% |
| Robert BresnahanR | Mar 27, 2025 | Mar 3, 2025 | Sell | $1,001 - $15,000 | +151.30% |