Initial Statement of Beneficial Ownership (Form 3)

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * Mintz Mark 2. Date of Event Requiring Statement (Month/Day/Year) 06/01/2025 3. Issuer Name and Ticker or Trading Symbol CHARLES RIVER LABORATORIES INTERNATIONAL, INC. [CRL] (Last) (First) (Middle) C/O CHARLES RIVER LABORATORIES, 251 BALLARDVALE ST 4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) EVP, Chief Information Officer 5. If Amendment, Date Original Filed (Month/Day/Year) (Street) WILMINGTON, MA 01887 6. Individual or Joint/Group Filing (Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Beneficially Owned

1.Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5) Common Stock 6,350(1) D

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.			SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Options (Right to Buy)	03/01/2022(2)	03/01/2031	Common Stock	3,219	$289.61	D
Stock Options (Right to Buy)	05/28/2022(2)	05/28/2031	Common Stock	1,098	$337.99	D
Stock Options (Right to Buy)	05/27/2023(3)	05/27/2032	Common Stock	1,437	$244.41	D
Stock Options (Right to Buy)	05/26/2024(4)	05/26/2033	Common Stock	1,730	$194.12	D
Stock Options (Right to Buy)	05/31/2025(5)	05/31/2034	Common Stock	1,635	$208.44	D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Mintz Mark C/O CHARLES RIVER LABORATORIES 251 BALLARDVALE ST WILMINGTON, MA 01887			EVP, Chief Information Officer

Signatures

/s/ Mark Mintz		06/10/2025
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 5(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	Includes (a) 133 restricted stock units (RSUs) which vest on 5/27/2026, (b) 361 restricted stock units (RSUs) which vest as follows: 180 on 5/26/2026 and 181 on 5/26/2027, (c) 540 restricted stock units (RSUs) which vest as follows: 180 on 5/31/2026, 180 on 5/31/2027 and 180 on 5/31/2028 and (d) 3,244 restricted stock units (RSUs) which vest as follows: 811 on 5/30/2026, 811 on 5/30/2027, 811 on 5/30/2028 and 811 on 5/30/2029.
(2)	Stock Options fully vested.
(3)	1,077 Stock Options are vested, and the remaining Stock Options will vest on 5/27/2026.
(4)	865 Stock Options are vested, and the remaining Stock Options will vest as follows: 432 on 5/26/2026 and 433 on 5/26/2027.
(5)	408 Stock Options are vested, and the remaining Stock Options will vest as follows: 409 on 5/31/2026, 409 on 5/31/2027 and 409 on 5/31/2028.

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