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CHARLES RIVER LABORATORIES INTERNATIONAL, INC.

For the period ended Sep 27, 2025. Filed Nov 5, 2025.

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About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Sep 27, 2025 · Filed Nov 5, 2025

CRL$353.34+4.7%Stored close · as of Nov 9, 2026

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Item 6. Exhibits

(a) Exhibits · Description of Exhibits · Filed with this Form 10-Q · Incorporation by Reference
Form · Filing Date · Exhibit No.
10.1Amendment to the Amended and Restated Employment Agreement by and between James C. Foster and Charles River International, Inc., dated May 20, 202510-QAugust 6, 202510.1
10.2Cooperation Agreement, by and among the Company and Elliott Investment Management L.P., Elliott Associates, L.P. and Elliott International, L.P., dated as of May 6, 20258-KMay 7, 202510.1
31.1Rule 13a-14(a)/15d-14(a) Certification of Chief Executive OfficerX
31.2Rule 13a-14(a)/15d-14(a) Certification of Chief Financial OfficerX
32.1+Certification of the Principal Executive Officer and the Principal Financial Officer required by Rule 13a-14(a) of 15d-14(a) of the Exchange ActX
101.INSeXtensible Business Reporting Language (XBRL) Instance Document - the instance document does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL documentX
101.SCHXBRL Taxonomy Extension Schema DocumentX
101.CALXBRL Taxonomy Calculation Linkbase DocumentX
101.DEFXBRL Taxonomy Definition Linkbase DocumentX
101.LABXBRL Taxonomy Label Linkbase DocumentX
101.PREXBRL Taxonomy Presentation Linkbase DocumentX
+ Furnished herein.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
November 5, 2025/s/ JAMES C. FOSTER
James C. FosterChairman, President and Chief Executive Officer
November 5, 2025/s/ MICHAEL G. KNELL
Michael G. KnellInterim Chief Financial Officer, Corporate Senior Vice President, Chief Accounting Officer(duly authorized officer and Principal Financial and Accounting Officer)
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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.