CHARLES RIVER LABORATORIES INTERNATIONAL, INC. (CRL) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-06-05 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: CHARLES RIVER LABORATORIES INTERNATIONAL, INC. (CRL) CIK: 0001100682 --- Reporting Owner --- Name: Girshick Birgit CIK: 0001732091 Role: Officer (Chief Executive Officer) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-06-05 | Code: G (Gift) Shares: -3,386 | Price: $0.00 Shares Owned After: 36,013 | Ownership: D (Direct) Footnotes: [F1] Reflects the exempt transfer pursuant to Rule 16a-13 of 3,386 shares held by the reporting person to a revocable trust controlled by the reporting person. [Transaction #2] Security: Common Stock Date: 2026-06-05 | Code: G (Gift) Shares: +3,386 | Price: $0.00 Shares Owned After: 43,803 | Ownership: I (Indirect) | Nature: Revocable Trust Footnotes: [F1] Reflects the exempt transfer pursuant to Rule 16a-13 of 3,386 shares held by the reporting person to a revocable trust controlled by the reporting person. --- Holdings --- [Holding #1] Security: Stock Options (Right to Buy) Ownership: D (Direct) --- Footnotes (Complete Index) --- F1: Reflects the exempt transfer pursuant to Rule 16a-13 of 3,386 shares held by the reporting person to a revocable trust controlled by the reporting person. --- Signature --- /s/ /s/ Birgit Girshick (2026-06-05)