STOCK TITAN

Charles River (NYSE: CRL) CEO makes 528-share gift of common stock

(Neutral)
(Neutral)
Form Type
4

Rhea-AI Filing Summary

CHARLES RIVER LABORATORIES INTERNATIONAL, INC. (CRL) reported an insider equity transfer by Chief Executive Officer and director Birgit Girshick. On 2026-08-19, Girshick made a bona fide gift of 528 shares of Common Stock, leaving 35,485 shares held directly and 43,803 shares held indirectly through a revocable trust.

Positive

  • None.

Negative

  • None.
Insider Girshick Birgit
Role Chief Executive Officer
Type Security Shares Price Value
Gift Common Stock 528 $0.00 $0.00
holding Common Stock -- -- --
Holdings After Transaction: Common Stock — 35,485 shares (Direct); Common Stock — 43,803 shares (Indirect, Revocable Trust)
Shares gifted 528 shares of Common Stock Bona fide gift on 2026-08-19
Gift transaction price per share $0.0000 per share Reported for the 528-share bona fide gift
Direct holdings after transaction 35,485 shares of Common Stock Total shares following the gift transaction
Indirect holdings in Revocable Trust 43,803 shares of Common Stock Indirect ownership entry marked as Revocable Trust
Gift transactions count 1 bona fide gift transactionSummary giftCount for this Form 4
bona fide gift financial
"transaction_code_description: "Bona fide gift""
A bona fide gift is a genuine, voluntary transfer of money, property, or benefits from one party to another made without expectation of repayment, services, or hidden conditions. Investors care because such gifts can affect company disclosures, related‑party transaction rules, tax treatment, and perceived conflicts of interest; think of it like someone giving you a present with no strings attached — but on a corporate scale, auditors and regulators need to verify it really is unconditional.
Revocable Trust financial
"nature_of_ownership: "Revocable Trust""
A revocable trust is a legal arrangement where the person who creates it keeps control and can change or cancel the trust at any time, while naming who will manage and receive the assets later. Think of it like a flexible folder for your investments and property that can be relabeled or reworked as circumstances change; it matters to investors because it determines how ownership is recorded, how easily assets transfer on incapacity or death, and whether holdings bypass public probate proceedings.
indirect ownership financial
"ownership_type: "indirect" with nature_of_ownership "Revocable Trust""

FAQ

What insider transaction did CRL report for Birgit Girshick?

CRL reported that Chief Executive Officer Birgit Girshick made a bona fide gift of 528 shares of Common Stock on 2026-08-19, with no per-share price reported for the transfer.

How many CRL shares did Birgit Girshick gift in this Form 4 filing?

Birgit Girshick transferred 528 shares of CRL Common Stock as a bona fide gift on 2026-08-19. The transaction was coded “G”, indicating a gift disposition, with a reported price of $0.0000 per share.

How many CRL shares does Birgit Girshick hold directly after the reported gift?

After the 528-share gift, Birgit Girshick directly holds 35,485 shares of CRL Common Stock. This figure is reported as the total shares following the non-derivative gift transaction on 2026-08-19.

What are Birgit Girshick’s indirect CRL holdings reported in the Form 4?

The Form 4 reports an indirect holding of 43,803 shares of CRL Common Stock held through a Revocable Trust. This position is listed as an indirect ("I") ownership entry with no transaction code, reflecting shares held via the trust.

Was the CRL insider gift transaction under a Rule 10b5-1 trading plan?

The filing indicates the Rule 10b5-1 checkbox is not affirmed (aff_10b5_one is false), so the reported 528-share gift by Birgit Girshick is not identified as being made pursuant to a Rule 10b5-1 trading plan.

Did the Form 4 report any insider sales or purchases of CRL shares?

No open-market purchases or sales were reported. The Form 4 shows a bona fide gift of 528 CRL shares and a separate indirect holding entry; transactionSummary lists 0 buy shares and 0 sell shares, with one gift transaction.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Girshick Birgit

(Last)(First)(Middle)
C/O CHARLES RIVER LABORATORIES
251 BALLARDVALE STREET

(Street)
WILMINGTON MASSACHUSETTS 01887

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
CHARLES RIVER LABORATORIES INTERNATIONAL, INC. [ CRL ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
XOfficer (give title below)Other (specify below)
Chief Executive Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
08/19/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock08/19/2026G528D$035,485D
Common Stock43,803IRevocable Trust
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
/s/ Birgit Girshick08/19/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)