144Filing Date: Aug 6, 2026

Charles River (CRL)

Insider Proposed Sale Notice

Michael Knell

Officer·Charles River

Proposed

Common StockNYSE

Shares6.64K

Est. DateAug 6

Market Value$1.73M

BrokerUBS Financial Services Inc

AcquisitionRSUs & PSUs · Charles River Laboratories International, Inc.

Acquired DateJan 28, 2022

Amount Acquired4.30K

% Outstanding0.0138%

Exercise / Payment Details

Paid: Aug 6, 2026Method: Cash

No sales in the past 3 months

Signature & Compliance expand_more

Notice DateAug 6, 2026

Signature /s/JOSEPH CASSIDY, for UBS Financial Services Inc, as attorney-in-fact for Michael Knell

Issuer Info expand_more

CompanyCharles River Laboratories International, Inc.

CIK0001100682

SEC File No.001-15943

Phone4242153534

Address251 Ballardvale Street, Wilmington, MA 01887