James C. Foster - 30 May 2025 Form 4 Insider Report for CHARLES RIVER LABORATORIES INTERNATIONAL, INC. (CRL)

Role: Chairman, President and CEO, Director
Signature: /s/ James C. Foster
Issuer symbol: CRL
Transactions as of: 30 May 2025
Net transactions value: +$2,340,024
Form type: 4
Filing time: 03 Jun 2025, 16:46:03 UTC
Previous filing: 21 Feb 2025
Next filing: 02 Feb 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
FOSTER JAMES C	Chairman, President and CEO, Director	C/O CHARLES RIVER LABORATORIES, 251 BALLARDVALE STREET, WILMINGTON	/s/ James C. Foster	02 Jun 2025	0001141722

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CRL	Common Stock	Award	$2,340,024	+17,253	+8.9%	$135.63	210,685	30 May 2025	Direct	F1, F2
holding	CRL	Common Stock						4,048	30 May 2025	2022 GRAT
holding	CRL	Common Stock						20,000	30 May 2025	2024 GRAT
holding	CRL	Common Stock						20,000	30 May 2025	2025 GRAT
holding	CRL	Common Stock						230	30 May 2025	by Trust
holding	CRL	Common Stock						750	30 May 2025	By Trust
holding	CRL	Common Stock						2,250	30 May 2025	By Trust
holding	CRL	Common Stock						10,000	30 May 2025	Held By Spouse

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Unvested restricted stock units vest annually on: May 30, 2026; May 30, 2027; May 30, 2028; May 30, 2029.
F2	Reflects the exempt transfer pursuant to Rule 16a-13 of 9,793 shares from the reporting person's indirect holdings to the reporting person's direct holdings.