Signature
/s/ Birgit Girshick
Issuer symbol
CRL
Transactions as of
04 Mar 2026
Net transactions value
$0
Form type
4
Filing time
05 Mar 2026, 17:18:17 UTC
Previous filing
02 Feb 2026

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Girshick Birgit Corporate Executive VP & COO C/O CHARLES RIVER LABORATORIES, 251 BALLARDVALE STREET, WILMINGTON /s/ Birgit Girshick 05 Mar 2026 0001732091

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction CRL Common Stock Gift -328 -0.81% $0.000000* 40,417 04 Mar 2026 Revocable Trust F1
holding CRL Common Stock 31,638 04 Mar 2026 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Includes shares that were previously reported as directly held, which are now correctly reported as indirectly held.