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: 2026-06-02 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: CHARLES RIVER LABORATORIES INTERNATIONAL, INC. (CRL) CIK: 0001100682 --- Reporting Owner --- Name: Barg Steven CIK: 0001852883 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-06-02 | Code: A (Grant or award) Shares: +422 | Price: $174.79 Total Value: $73,761.38 Shares Owned After: 3,287 | Ownership: D (Direct) Footnotes: [F1] The grant was made in lieu of director service fees for the term commencing May 5, 2026. The restricted stock units vest upon the earlier of 6/2/2027, or the business day prior to the Company's next annual meeting of shareholders. --- Footnotes (Complete Index) --- F1: The grant was made in lieu of director service fees for the term commencing May 5, 2026. The restricted stock units vest upon the earlier of 6/2/2027, or the business day prior to the Company's next annual meeting of shareholders. --- Signature --- /s/ /s/ Steven Barg (2026-06-03)