Craig B. Thompson - 08 May 2026 Form 4 Insider Report for CHARLES RIVER LABORATORIES INTERNATIONAL, INC. (CRL)

Reporting relationship: Director
Issuer ticker: CRL
Reported as of: 08 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 12 May 2026, 16:22:11 UTC
Prior SEC filing: 06 Jan 2026
Source filing: View source filing
Reporting owner signature: /s/ Craig B. Thompson, M.D.

Key filing fact

Craig B. Thompson filed Form 4 for CHARLES RIVER LABORATORIES INTERNATIONAL, INC. (CRL) on 12 May 2026.

Key facts

This page summarizes Craig B. Thompson's Form 4 filing for CHARLES RIVER LABORATORIES INTERNATIONAL, INC. (CRL).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 12 May 2026, 16:22.

Change

Previous filing in this sequence was filed on 06 Jan 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001423419 Primary reporting owner

Thompson Craig B.

Relationship: Director
Address: C/O CHARLES RIVER LABORATORIES, 251 BALLARDVALE STREET, WILMINGTON
Signature: /s/ Craig B. Thompson, M.D.
Signature date: 12 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

CRL transaction

Common Stock

Award

Transaction value
Shares: +1,438
Change %: +60%
Price: $177.62^*
Shares after: 3,851
Date: 08 May 2026
Ownership: Direct
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

The unvested restricted stock units vest upon the earlier of 5/8/2027 or the business day prior to the Company's next annual meeting of shareholders.

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