Congress WatchLRCX stock trades by members of Congress
Lam Research Corporation - Common Stock: 23 members of Congress disclosed 106 transactions between 2016-01-20 and 2026-10-29, 52 purchases and 54 sales.
106transactions
52purchases
54sales
23politicians
Activity by year
Transactions by the year the report was filed.
LRCX price and Congress trades
Daily closing price (split-adjusted). Dots mark days members of Congress filed trades in LRCX: green when more were purchases, red when more were sales. Use + and − (or Ctrl/⌘ + scroll) to zoom and drag to pan. Hover a month in the heatmap below to highlight it here, or click it to zoom to that month.
Congress buying and selling by month
Purchases and sales of LRCX reported by members of the House and Senate.
Green months had more purchases, red months more sales, teal an even split; darker means more trades. Months are by filing date. Senate filings after August 2026 and scanned House filings are not fully covered, so early years can look quieter than they were.
Who traded LRCX
| Politician | Trades | Buys | Sales | Last filing |
|---|---|---|---|---|
| David J. Taylor | 14 | 2 | 12 | 2026-10-29 |
| Sheldon Whitehouse | 14 | 11 | 3 | 2026-09-02 |
| Josh Gottheimer | 12 | 4 | 8 | 2024-11-06 |
| Kathy Manning | 11 | 7 | 4 | 2024-08-16 |
| Markwayne Mullin | 7 | 6 | 1 | 2026-01-16 |
| John Boozman | 6 | 0 | 6 | 2026-02-15 |
| Daniel S Sullivan | 4 | 2 | 2 | 2023-09-22 |
| Jonathan Jackson | 4 | 2 | 2 | 2025-10-15 |
| John Curtis | 4 | 1 | 3 | 2023-12-15 |
| Marjorie Taylor Greene | 4 | 4 | 0 | 2025-04-07 |
| Jefferson Shreve | 4 | 1 | 3 | 2025-06-22 |
| William R. Keating | 3 | 2 | 1 | 2025-02-25 |
| John James | 3 | 1 | 2 | 2024-09-06 |
| Valerie Hoyle | 3 | 1 | 2 | 2025-10-10 |
| Byron Donalds | 2 | 2 | 0 | 2025-09-05 |
| Greg Stanton | 2 | 1 | 1 | 2023-11-09 |
| Rob Bresnahan | 2 | 1 | 1 | 2025-05-08 |
| Alan Armstrong | 2 | 2 | 0 | 2026-07-21 |
| Deborah K. Ross | 1 | 1 | 0 | 2021-04-30 |
| Cleo Fields | 1 | 1 | 0 | 2026-02-24 |
| Julie Johnson | 1 | 0 | 1 | 2025-05-14 |
| Thomas H Tuberville | 1 | 0 | 1 | 2024-02-14 |
| Gilbert Cisneros | 1 | 0 | 1 | 2025-02-11 |
Disclosed transactions
Download all transactions as CSV
| Filed | Traded | Politician | Type | Amount | Filing |
|---|---|---|---|---|---|
| 2026-10-29 | 2026-10-15 | David J. Taylor | Buy | $1,001 - $15,000 | Source |
| 2026-09-02 | 2026-08-13 | Sheldon Whitehouse | Partial sale | $1,001 - $15,000 | Source |
| 2026-07-21 | 2026-03-27 | Alan Armstrong | Buy | $1,001 - $15,000 | Source |
| 2026-07-21 | 2026-03-30 | Alan Armstrong | Buy | $1,001 - $15,000 | Source |
| 2026-06-12 | 2026-06-05 | David J. Taylor | Sale | $1,001 - $15,000 | Source |
| 2026-05-07 | 2026-04-27 | David J. Taylor | Sale | $1,001 - $15,000 | Source |
| 2026-05-07 | 2026-04-27 | David J. Taylor | Sale | $1,001 - $15,000 | Source |
| 2026-03-20 | 2026-03-12 | David J. Taylor | Buy | $1,001 - $15,000 | Source |
| 2026-03-06 | 2026-02-26 | David J. Taylor | Sale | $1,001 - $15,000 | Source |
| 2026-03-06 | 2026-02-26 | David J. Taylor | Sale | $1,001 - $15,000 | Source |
| 2026-02-24 | 2026-02-03 | Cleo Fields | Buy | $15,001 - $50,000 | Source |
| 2026-02-15 | 2026-01-08 | John Boozman | Partial sale | $1,001 - $15,000 | Source |
| 2026-02-02 | 2026-01-16 | David J. Taylor | Sale | $1,001 - $15,000 | Source |
| 2026-01-21 | 2026-01-08 | David J. Taylor | Sale | $15,001 - $50,000 | Source |
| 2026-01-21 | 2026-01-08 | David J. Taylor | Sale | $15,001 - $50,000 | Source |
| 2026-01-16 | 2025-12-29 | Markwayne Mullin | Buy | $50,001 - $100,000 | Source |
| 2025-10-15 | 2025-09-03 | Jonathan Jackson | Sale | $1,001 - $15,000 | Source |
| 2025-10-10 | 2025-09-23 | Valerie Hoyle | Sale | $1,001 - $15,000 | Source |
| 2025-10-07 | 2025-09-22 | David J. Taylor | Sale | $1,001 - $15,000 | Source |
| 2025-10-07 | 2025-09-22 | David J. Taylor | Sale | $1,001 - $15,000 | Source |
| 2025-09-23 | 2025-08-13 | Jonathan Jackson | Buy | $1,001 - $15,000 | Source |
| 2025-09-12 | 2025-02-04 | Valerie Hoyle | Partial sale | $1,001 - $15,000 | Source |
| 2025-09-12 | 2024-10-29 | Valerie Hoyle | Buy | $1,001 - $15,000 | Source |
| 2025-09-05 | 2025-08-07 | Byron Donalds | Buy | $1,001 - $15,000 | Source |
| 2025-09-05 | 2025-08-07 | Byron Donalds | Buy | $1,001 - $15,000 | Source |
| 2025-09-03 | 2025-08-28 | Sheldon Whitehouse | Partial sale | $15,001 - $50,000 | Source |
| 2025-09-02 | 2025-07-18 | David J. Taylor | Sale | $1,001 - $15,000 | Source |
| 2025-09-02 | 2025-07-18 | David J. Taylor | Sale | $1,001 - $15,000 | Source |
| 2025-08-12 | 2024-01-02 | Markwayne Mullin | Buy | $15,001 - $50,000 | Source |
| 2025-06-22 | 2025-05-12 | Jefferson Shreve | Sale | $15,001 - $50,000 | Source |
| 2025-06-11 | 2025-05-13 | Markwayne Mullin | Buy | $15,001 - $50,000 | Source |
| 2025-05-14 | 2025-04-07 | Julie Johnson | Sale | $1,001 - $15,000 | Source |
| 2025-05-14 | 2025-04-16 | John Boozman | Partial sale | $1,001 - $15,000 | Source |
| 2025-05-12 | 2025-04-08 | Markwayne Mullin | Partial sale | $50,001 - $100,000 | Source |
| 2025-05-08 | 2025-04-07 | Jefferson Shreve | Partial sale | $15,001 - $50,000 | Source |
| 2025-05-08 | 2025-04-08 | Rob Bresnahan | Sale | $1,001 - $15,000 | Source |
| 2025-04-11 | 2025-03-31 | Jefferson Shreve | Buy | $50,001 - $100,000 | Source |
| 2025-04-11 | 2025-03-05 | Jefferson Shreve | Partial sale | $50,001 - $100,000 | Source |
| 2025-04-07 | 2025-04-04 | Marjorie Taylor Greene | Buy | $1,001 - $15,000 | Source |
| 2025-03-06 | 2025-02-05 | John Boozman | Partial sale | $1,001 - $15,000 | Source |
| 2025-02-25 | 2025-01-24 | William R. Keating | Sale | $1,001 - $15,000 | Source |
| 2025-02-13 | 2025-01-16 | Rob Bresnahan | Buy | $1,001 - $15,000 | Source |
| 2025-02-11 | 2025-01-28 | Gilbert Cisneros | Partial sale | $15,001 - $50,000 | Source |
| 2025-01-08 | 2024-12-19 | Sheldon Whitehouse | Sale | $15,001 - $50,000 | Source |
| 2024-11-27 | 2024-11-25 | Marjorie Taylor Greene | Buy | $1,001 - $15,000 | Source |
| 2024-11-06 | 2024-10-22 | Josh Gottheimer | Partial sale | $1,001 - $15,000 | Source |
| 2024-11-06 | 2024-10-17 | Josh Gottheimer | Partial sale | $1,001 - $15,000 | Source |
| 2024-10-08 | 2024-10-04 | Marjorie Taylor Greene | Buy | $1,001 - $15,000 | Source |
| 2024-10-03 | 2024-09-23 | Josh Gottheimer | Partial sale | $1,001 - $15,000 | Source |
| 2024-09-23 | 2024-09-20 | Marjorie Taylor Greene | Buy | $1,001 - $15,000 | Source |
| 2024-09-20 | 2024-08-26 | Jonathan Jackson | Sale | $15,001 - $50,000 | Source |
| 2024-09-06 | 2024-09-04 | John James | Sale | $1,001 - $15,000 | Source |
| 2024-09-02 | 2024-07-30 | John James | Partial sale | $1,001 - $15,000 | Source |
| 2024-09-02 | 2023-11-10 | John James | Buy | $1,001 - $15,000 | Source |
| 2024-08-16 | 2024-07-02 | Kathy Manning | Buy | $1,001 - $15,000 | Source |
| 2024-08-06 | 2024-07-26 | John Boozman | Partial sale | $1,001 - $15,000 | Source |
| 2024-02-15 | 2024-01-19 | Jonathan Jackson | Buy | $15,001 - $50,000 | Source |
| 2024-02-15 | 2024-01-25 | Josh Gottheimer | Buy | $1,001 - $15,000 | Source |
| 2024-02-14 | 2024-01-19 | Thomas H Tuberville | Sale | $1,001 - $15,000 | Source |
| 2024-02-06 | 2024-01-23 | Kathy Manning | Partial sale | $15,001 - $50,000 | Source |
| 2024-02-06 | 2024-01-23 | Kathy Manning | Partial sale | $1,001 - $15,000 | Source |
| 2024-02-06 | 2024-01-23 | Kathy Manning | Partial sale | $1,001 - $15,000 | Source |
| 2024-01-26 | 2024-01-02 | Markwayne Mullin | Buy | $15,001 - $50,000 | Source |
| 2024-01-08 | 2023-12-20 | John Boozman | Partial sale | $1,001 - $15,000 | Source |
| 2024-01-08 | 2023-12-20 | John Boozman | Partial sale | $1,001 - $15,000 | Source |
| 2023-12-15 | 2023-12-04 | John Curtis | Sale | $1,001 - $15,000 | Source |
| 2023-11-09 | 2023-10-24 | Greg Stanton | Sale | $1,001 - $15,000 | Source |
| 2023-11-09 | 2023-09-26 | Greg Stanton | Buy | $1,001 - $15,000 | Source |
| 2023-11-01 | 2023-10-03 | Markwayne Mullin | Buy | $1,001 - $15,000 | Source |
| 2023-10-12 | 2023-09-13 | Markwayne Mullin | Buy | $15,001 - $50,000 | Source |
| 2023-09-22 | 2023-08-22 | Daniel S Sullivan | Sale | $1,001 - $15,000 | Source |
| 2023-09-18 | 2023-08-22 | Daniel S Sullivan | Sale | $1,001 - $15,000 | Source |
| 2023-08-07 | 2023-06-21 | John Curtis | Partial sale | $1,001 - $15,000 | Source |
| 2023-07-26 | 2022-11-30 | Daniel S Sullivan | Buy | $1,001 - $15,000 | Source |
| 2023-05-19 | 2023-04-28 | Kathy Manning | Buy | $1,001 - $15,000 | Source |
| 2023-03-17 | 2023-02-14 | Josh Gottheimer | Buy | $1,001 - $15,000 | Source |
| 2023-02-28 | 2023-02-13 | William R. Keating | Buy | $1,001 - $15,000 | Source |
| 2023-02-17 | 2023-01-11 | Josh Gottheimer | Partial sale | $1,001 - $15,000 | Source |
| 2022-12-21 | 2022-11-30 | Daniel S Sullivan | Buy | $1,001 - $15,000 | Source |
| 2022-11-10 | 2022-10-12 | Kathy Manning | Sale | $1,001 - $15,000 | Source |
| 2022-08-10 | 2022-07-27 | Kathy Manning | Buy | $1,001 - $15,000 | Source |
| 2022-08-10 | 2022-07-27 | Kathy Manning | Buy | $1,001 - $15,000 | Source |
| 2022-08-10 | 2022-07-27 | Kathy Manning | Buy | $1,001 - $15,000 | Source |
| 2022-02-18 | 2022-01-26 | Josh Gottheimer | Partial sale | $1,001 - $15,000 d | Source |
| 2021-12-13 | 2021-11-08 | Josh Gottheimer | Partial sale | $1,001 - $15,000 f | Source |
| 2021-11-15 | 2021-10-29 | Josh Gottheimer | Partial sale | $1,001 - $15,000 g | Source |
| 2021-07-15 | 2021-06-09 | Josh Gottheimer | Buy | $1,001 - $15,000 c | Source |
| 2021-07-06 | 2021-06-22 | John Curtis | Partial sale | $1,001 - $15,000 e | Source |
| 2021-05-06 | 2021-04-30 | Kathy Manning | Buy | $15,001 - g $50,000 | Source |
| 2021-05-06 | 2021-04-30 | Kathy Manning | Buy | $1,001 - $15,000 d | Source |
| 2021-04-30 | 2021-04-27 | Deborah K. Ross | Buy | $15,001 - g $50,000 | Source |
| 2021-04-27 | 2021-03-17 | William R. Keating | Buy | $1,001 - $15,000 c | Source |
| 2021-04-21 | 2021-03-31 | Josh Gottheimer | Partial sale | $1,001 - $15,000 f | Source |
| 2020-04-09 | 2020-03-27 | John Curtis | Buy | $1,001 - $15,000 c | Source |
| 2020-03-16 | 2020-02-28 | Josh Gottheimer | Buy | $1,001 - $15,000 f | Source |
| 2018-11-15 | 2018-10-25 | Sheldon Whitehouse | Buy | $1,001 - $15,000 | Source |
| 2018-09-07 | 2018-08-28 | Sheldon Whitehouse | Buy | $1,001 - $15,000 | Source |
| 2018-07-13 | 2018-06-06 | Sheldon Whitehouse | Buy | $1,001 - $15,000 | Source |
| 2017-08-10 | 2016-04-26 | Sheldon Whitehouse | Buy | $1,001 - $15,000 | Source |
| 2017-06-08 | 2017-05-16 | Sheldon Whitehouse | Buy | $1,001 - $15,000 | Source |
Stocks traded by the same politicians
- JPM JP Morgan Chase & Co. Common Stock, 22 shared
- MSFT Microsoft Corporation - Common Stock, 22 shared
- AMZN Amazon.com, Inc. - Common Stock, 21 shared
- AAPL Apple Inc. - Common Stock, 20 shared
- GOOGL Alphabet Inc. - Class A Common Stock, 19 shared
- NVDA NVIDIA Corporation - Common Stock, 19 shared
- V Visa Inc., 19 shared
- LLY Eli Lilly and Company Common Stock, 18 shared
- META Meta Platforms, Inc. - Class A Common Stock, 18 shared
- UNH UnitedHealth Group Incorporated Common Stock, 18 shared
Common questions
- Are members of Congress buying or selling LRCX?
- 23 members of Congress disclosed 106 transactions in Lam Research Corporation - Common Stock (LRCX) between 2016-01-20 and 2026-10-29: 52 purchases and 54 sales.
- How active was Congress in LRCX recently?
- In 2026 filings, 16 transactions in LRCX were disclosed: 6 purchases and 10 sales.
- Which members of Congress trade LRCX?
- The most active in LRCX are David J. Taylor (14), Sheldon Whitehouse (14) and Josh Gottheimer (12), by number of disclosed transactions. 23 members in all have traded it.