Congress Trades in Charles River Laboratories International, Inc. (CRL)
9 members of Congress have disclosed trading CRL.
9 members of Congress have disclosed trading Charles River Laboratories International, Inc. (CRL), with 15 transactions in total — 10 purchases and 5 sales worth an estimated $169,000 at range midpoints, leaning heavily toward buying. The most active CRL trader is Thomas MacArthur (4 disclosures). The most recent disclosed CRL trade was on May 8, 2025. Across the 3 disclosed CRL purchases we can price, the average return since disclosure is +57.2% (information only, not advice). See our full CRL fundamentals page for price, valuation and a return calculator.
Every disclosed CRL trade
| Disclosed | Politician | Type | Amount | Traded | |
|---|---|---|---|---|---|
| May 15, 2025 | Jefferson Shreve R | Purchase | $15,001 - $50,000 | May 8, 2025 | filing ↗ |
| Apr 8, 2025 | Rob Bresnahan | Purchase | $15,001 - $50,000 | Apr 8, 2025 | filing ↗ |
| Feb 7, 2025 | Julie Johnson D | Purchase | $1,001 - $15,000 | Jan 15, 2025 | filing ↗ |
| Oct 6, 2023 | Lois Frankel D | Sale | $1,001 - $15,000 | Sep 8, 2023 | filing ↗ |
| Sep 13, 2022 | Zoe Lofgren D | Sale | $1,001 - $15,000 | Aug 25, 2022 | filing ↗ |
| Oct 7, 2021 | Zoe Lofgren D | Purchase | $1,001 - $15,000 | Sep 30, 2021 | filing ↗ |
| Oct 31, 2019 | Susie Lee D | Sale | $1,001 - $15,000 | Oct 8, 2019 | filing ↗ |
| Sep 1, 2019 | Susie Lee D | Purchase | $1,001 - $15,000 | Aug 29, 2019 | filing ↗ |
| Jun 30, 2019 | Donna Shalala D | Sale | $1,001 - $15,000 | Jun 24, 2019 | filing ↗ |
| Oct 1, 2018 | Lamar Smith R | Sale | $1,001 - $15,000 | Sep 26, 2018 | filing ↗ |
| Oct 1, 2018 | Thomas MacArthur R | Purchase | $1,001 - $15,000 | Sep 19, 2018 | filing ↗ |
| Oct 1, 2018 | Thomas MacArthur R | Purchase | $1,001 - $15,000 | Sep 13, 2018 | filing ↗ |
| Oct 1, 2018 | Thomas MacArthur R | Purchase | $1,001 - $15,000 | Sep 12, 2018 | filing ↗ |
| Oct 1, 2018 | Thomas MacArthur R | Purchase | $1,001 - $15,000 | Sep 11, 2018 | filing ↗ |
| Mar 5, 2018 | Lamar Smith R | Purchase | $1,001 - $15,000 | Feb 13, 2018 | filing ↗ |
Most active CRL traders in Congress
Source: US House Clerk Periodic Transaction Reports. Amounts are disclosed as ranges; estimates use range midpoints. Data may be delayed or contain filer errors. Updated Jun 29, 2026. Not investment advice.