Taiwan Semiconductor Manufacturing Co Ltd
TSMWF- Exchange
- OTC
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0001046179
In the last 90 days, Taiwan Semiconductor Manufacturing Co Ltd insiders filed 68 open-market purchases and 1 sale; 1 institution reported holding it in 13F filings for Q2 2026, worth $1.13M in total; no superinvestor holds it.
Other share classesTSM
Politicians who traded TSMWF
Since 2020, newest trade first. Shares and options by default, including trades reported under an earlier ticker.
- Trades
- 101
- Filings
- 74
- Politicians
- 24
- Buys / sells
- 47 / 54
- Estimated volume
- $3.28M
- Sum of range midpoints
| Politician | Trades | Buys / sells | Est. volume | Last traded | Last filed |
|---|---|---|---|---|---|
 Rick W. Allen House · GA | 3 | 3 / 0 | $24.0K | Aug 12, 2026 | Sep 22, 2026 |
 Cleo Fields House · LA | 13 | 13 / 0 | $1.26M | Jul 10, 2026 | Jul 30, 2026 |
 Gilbert Ray Cisneros, Jr. House · CA | 6 | 5 / 1 | $215.0K | Feb 26, 2026 | Mar 9, 2026 |
 Julia Letlow House · LA | 4 | 2 / 2 | $56.5K | Feb 2, 2026 | Mar 12, 2026 |
 Lisa C. McClain House · MI | 11 | 6 / 5 | $438.0K | Oct 31, 2025 | Nov 21, 2025 |
 Jared Moskowitz House · FL | 3 | 3 / 0 | $24.0K | Oct 10, 2025 | Nov 22, 2025 |
 Val T. Hoyle House · OR | 3 | 2 / 1 | $24.0K | Sep 23, 2025 | Oct 10, 2025 |
 Bruce Westerman House · AR | 2 | 1 / 1 | $16.0K | Apr 21, 2025 | May 12, 2025 |
 Josh Gottheimer House · NJ | 19 | 3 / 16 | $152.0K | Apr 9, 2025 | May 14, 2025 |
 Sheri Biggs House · SC | 1 | 0 / 1 | $8.00K | Mar 18, 2025 | Oct 5, 2025 |
 Julie Johnson House · TX | 1 | 0 / 1 | $8.00K | Mar 11, 2025 | Apr 14, 2025 |
 Robert P. Bresnahan, Jr. House · PA | 1 | 0 / 1 | $8.00K | Mar 3, 2025 | Mar 27, 2025 |
 Thomas R. Carper Senate · DE | 4 | 1 / 3 | $32.0K | Dec 11, 2023 | Jan 3, 2024 |
 Daniel S. Goldman House · NY | 2 | 0 / 2 | $150.0K | Jul 10, 2023 | Aug 13, 2023 |
 Tommy Tuberville Senate · AL | 3 | 1 / 2 | $24.0K | Mar 21, 2023 | Apr 12, 2023 |
 Pete Sessions House · TX | 2 | 1 / 1 | $16.0K | Nov 16, 2021 | Feb 11, 2022 |
 Thomas R. Suozzi House · NY | 2 | 1 / 1 | $65.0K | Oct 6, 2021 | Nov 5, 2021 |
 Katherine M. Clark House · MA | 6 | 0 / 6 | $48.0K | Sep 16, 2021 | Oct 14, 2021 |
 Marjorie Taylor Greene House · GA | 2 | 2 / 0 | $16.0K | Jun 16, 2021 | Jun 21, 2021 |
 Sara Jacobs House · CA | 1 | 0 / 1 | $75.0K | Apr 9, 2021 | May 28, 2021 |
 Peter Meijer House · MI | 3 | 0 / 3 | $91.0K | Feb 17, 2021 | Mar 16, 2021 |
 Greg Gianforte House · MT | 5 | 1 / 4 | $475.0K | Aug 4, 2020 | Aug 18, 2020 |
 Sean Patrick Maloney House · NY | 1 | 0 / 1 | $8.00K | Jun 26, 2020 | Apr 2, 2021 |
 Donna E. Shalala House · FL | 3 | 2 / 1 | $48.5K | Jun 24, 2019 | Apr 27, 2020 |
Trades
Reported trades in Taiwan Semiconductor Manufacturing Co Ltd, newest filings first.
| Politician | Asset | Type | Owner | Traded | Filed | Delay | Amount | Source |
|---|---|---|---|---|---|---|---|---|
Rick W. Allen House · GA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Spouse | Aug 12, 2026 | Sep 22, 2026 | 41 days | $1K-$15K | Filing |
Cleo Fields House · LA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Self | Jul 10, 2026 | Jul 30, 2026 | 20 days | $1K-$15K | Filing |
Rick W. Allen House · GA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Spouse | May 8, 2026 | Jun 16, 2026 | 39 days | $1K-$15K | Filing |
Cleo Fields House · LA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Self | Apr 9, 2026 | Apr 20, 2026 | 11 days | $1K-$15K | Filing |
Julia Letlow House · LA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Self | Feb 2, 2026 | Mar 12, 2026 | 38 days | $1K-$15K | Filing |
Rick W. Allen House · GA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Spouse | Feb 19, 2026 | Mar 11, 2026 | 20 days | $1K-$15K | Filing |
Gilbert Ray Cisneros, Jr. House · CA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Self | Feb 26, 2026 | Mar 9, 2026 | 11 days | $1K-$15K | Filing |
Gilbert Ray Cisneros, Jr. House · CA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Self | Feb 9, 2026 | Mar 9, 2026 | 28 days | $100K-$250K | Filing |
Gilbert Ray Cisneros, Jr. House · CA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Self | Jan 30, 2026 | Feb 13, 2026 | 14 days | $1K-$15K | Filing |
Cleo Fields House · LA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Self | Jan 8, 2026 | Feb 3, 2026 | 26 days | $1K-$15K | Filing |
Julia Letlow House · LA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Sell (partial) | Self | Jul 24, 2025 | Jan 13, 2026 | 173 daysLate | $1K-$15K | Filing |
Julia Letlow House · LA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Sell (partial) | Self | Jan 24, 2025 | Jan 13, 2026 | 354 daysLate | $1K-$15K | Filing |
Julia Letlow House · LA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Self | Oct 23, 2024 | Jan 13, 2026 | 447 daysLate | $15K-$50K | Filing |
Gilbert Ray Cisneros, Jr. House · CA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Sell (partial) | Self | Dec 24, 2025 | Jan 12, 2026 | 19 days | $1K-$15K | Filing |
Gilbert Ray Cisneros, Jr. House · CA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Self | Nov 18, 2025 | Dec 15, 2025 | 27 days | $1K-$15K | Filing |
Jared Moskowitz House · FL | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Child | Oct 10, 2025 | Nov 22, 2025 | 43 days | $1K-$15K | Filing |
Jared Moskowitz House · FL | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Self | Oct 10, 2025 | Nov 22, 2025 | 43 days | $1K-$15K | Filing |
Jared Moskowitz House · FL | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Child | Oct 10, 2025 | Nov 22, 2025 | 43 days | $1K-$15K | Filing |
Lisa C. McClain House · MI | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Sell | Spouse | Oct 30, 2025 | Nov 21, 2025 | 22 days | $1K-$15K | Filing |
Lisa C. McClain House · MI | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Sell (partial) | Spouse | Oct 14, 2025 | Nov 21, 2025 | 38 days | $1K-$15K | Filing |
Lisa C. McClain House · MI | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Spouse | Oct 30, 2025 | Nov 21, 2025 | 22 days | $1K-$15K | Filing |
Lisa C. McClain House · MI | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Sell | Spouse | Oct 31, 2025 | Nov 21, 2025 | 21 days | $1K-$15K | Filing |
Gilbert Ray Cisneros, Jr. House · CA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Self | Oct 17, 2025 | Nov 18, 2025 | 32 days | $1K-$15K | Filing |
Cleo Fields House · LA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Self | Oct 23, 2025 | Nov 12, 2025 | 20 days | $100K-$250K | Filing |
Val T. Hoyle House · OR | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Sell | Spouse | Sep 23, 2025 | Oct 10, 2025 | 17 days | $1K-$15K | Filing |
Sheri Biggs House · SC | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Sell | Spouse | Mar 18, 2025 | Oct 5, 2025 | 201 daysLate | $1K-$15K | Filing |
Val T. Hoyle House · OR | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Spouse | Oct 29, 2024 | Sep 12, 2025 | 318 daysLate | $1K-$15K | Filing |
Val T. Hoyle House · OR | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Spouse | May 6, 2025 | Sep 12, 2025 | 129 daysLate | $1K-$15K | Filing |
Lisa C. McClain House · MI | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Sell (partial) | Spouse | Aug 28, 2025 | Sep 12, 2025 | 15 days | $50K-$100K | Filing |
Cleo Fields House · LA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Self | Aug 13, 2025 | Sep 3, 2025 | 21 days | $1K-$15K | Filing |
Cleo Fields House · LA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Self | Aug 13, 2025 | Sep 3, 2025 | 21 days | $50K-$100K | Filing |
Cleo Fields House · LA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Self | Aug 1, 2025 | Sep 3, 2025 | 33 days | $100K-$250K | Filing |
Cleo Fields House · LA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Self | Aug 13, 2025 | Sep 3, 2025 | 21 days | $250K-$500K | Filing |
Cleo Fields House · LA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Self | Aug 1, 2025 | Sep 3, 2025 | 33 days | $1K-$15K | Filing |
Cleo Fields House · LA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Self | Aug 15, 2025 | Sep 3, 2025 | 19 days | $15K-$50K | Filing |
Cleo Fields House · LA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Self | Aug 15, 2025 | Sep 3, 2025 | 19 days | $15K-$50K | Filing |
Lisa C. McClain House · MI | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Spouse | Jun 9, 2025 | Aug 13, 2025 | 65 daysLate | $1K-$15K | Filing |
Lisa C. McClain House · MI | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Spouse | Jun 6, 2024 | Aug 13, 2025 | 433 daysLate | $15K-$50K | Filing |
Lisa C. McClain House · MI | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Spouse | Mar 11, 2024 | Aug 13, 2025 | 520 daysLate | $15K-$50K | Filing |
Lisa C. McClain House · MI | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Spouse | Nov 7, 2024 | Aug 13, 2025 | 279 daysLate | $100K-$250K | Filing |
Lisa C. McClain House · MI | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Sell (partial) | Spouse | Oct 23, 2024 | Aug 13, 2025 | 294 daysLate | $50K-$100K | Filing |
Lisa C. McClain House · MI | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Spouse | Jun 17, 2025 | Aug 13, 2025 | 57 daysLate | $1K-$15K | Filing |
Cleo Fields House · LA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Self | Jul 17, 2025 | Aug 6, 2025 | 20 days | $100K-$250K | Filing |
Cleo Fields House · LA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Self | Jun 25, 2025 | Jul 1, 2025 | 6 days | $100K-$250K | Filing |
Josh Gottheimer House · NJ | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Sell (partial) | Joint | Apr 9, 2025 | May 14, 2025 | 35 days | $1K-$15K | Filing |
Bruce Westerman House · AR | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Sell | Self | Apr 21, 2025 | May 12, 2025 | 21 days | $1K-$15K | Filing |
Bruce Westerman House · AR | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Buy | Self | Mar 3, 2025 | Apr 16, 2025 | 44 days | $1K-$15K | Filing |
Julie Johnson House · TX | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Sell | Joint | Mar 11, 2025 | Apr 14, 2025 | 34 days | $1K-$15K | Filing |
Josh Gottheimer House · NJ | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Sell (partial) | Joint | Mar 4, 2025 | Apr 10, 2025 | 37 days | $1K-$15K | Filing |
Robert P. Bresnahan, Jr. House · PA | TSMTaiwan Semiconductor Manufacturing Company Ltd. | Sell | Self | Mar 3, 2025 | Mar 27, 2025 | 24 days | $1K-$15K | Filing |
Source: U.S. House Clerk and Senate Office of Public Records (eFD). Amounts are the ranges filers report. Profiles, committees and photos: the unitedstates project (public domain). District maps: U.S. Census Bureau.