Joseph W. LaPlume - 28 May 2021 Form 4 Insider Report for CHARLES RIVER LABORATORIES INTERNATIONAL, INC. (CRL)

Role: EVP, Corp Strategy & Develop
Signature: /s/ Joseph W. LaPlume
Issuer symbol: CRL
Transactions as of: 28 May 2021
Net transactions value: +$1,099,481
Form type: 4
Filing time: 01 Jun 2021, 18:03:31 UTC
Next filing: 10 Aug 2021
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CRL	Common Stock	Award	$0	+1,124	+10%	$0.000000	12,385	28 May 2021	Direct	F1
transaction	CRL	Common Stock	Tax liability	$75,372	-223	-1.8%	$337.99	12,162	29 May 2021	Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	CRL	Stock Options (Right to Buy)	Award	$1,174,853	+3,476		$337.99	3,476	28 May 2021	Common Stock	3,476	$337.99	Direct	F2

* 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 as follows: 281 on May 28, 2022, 281 on May 28, 2023, 281 on May 28, 2024 and 281 on May 28, 2025.
F2	Stock Options vest as follows: 869 on May 28, 2022, 869 on May 28, 2023, 869 on May 28, 2024 and 869 on May 28, 2025.