| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| LaPlume Joseph W | EVP, Corp Strategy & Develop | C/O CHARLES RIVER LABORATORIES, 251 BALLARDVALE STREET, WILMINGTON | /s/ Joseph W. LaPlume | 19 Jan 2026 | 0001767215 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CRL | Common Stock | Sale | $65,488 | -400 | -1.7% | $163.72 | 23,716 | 22 Aug 2025 | Direct |