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: 2026-06-29 10b5-1 Pre-arranged Plan: Yes --- Issuer --- Name: CHARLES RIVER LABORATORIES INTERNATIONAL, INC. (CRL) CIK: 0001100682 --- Reporting Owner --- Name: FOSTER JAMES C CIK: 0001141722 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-06-29 | Code: S (Open market sale) Shares: -75,000 | Price: $225.00 Total Value: $16,875,000.00 Shares Owned After: 31,596 | Ownership: D (Direct) Footnotes: [F1] This sale occurred pursuant to a Rule 10b5-1 Trading Plan that was adopted by the reporting person on March 6, 2026. --- Holdings --- [Holding #1] Security: Common Stock Ownership: I (Indirect) [Holding #2] Security: Common Stock Ownership: I (Indirect) [Holding #3] Security: Common Stock Ownership: I (Indirect) [Holding #4] Security: Common Stock Ownership: I (Indirect) [Holding #5] Security: Common Stock Ownership: I (Indirect) --- Footnotes (Complete Index) --- F1: This sale occurred pursuant to a Rule 10b5-1 Trading Plan that was adopted by the reporting person on March 6, 2026. --- Signature --- /s/ /s/ James C. Foster (2026-06-30)