James C. Foster

CIK: 0001141722

Transaction Breakdown

Open Market Buys (P)1 (4.0%)

High conviction signal

Open Market Sales (S)4 (16.0%)

Position reduction

Option Exercises (M)4 (16.0%)

Derivative conversions

Awards (A)6 (24.0%)

Compensation grants

Other (G, F, J, C, D, …)10 (40.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

CRL

CHARLES RIVER LABORATORIES INTERNATIONAL, INC.

Director

Discretionary Trading P&L

Holdings

Transaction History (25 total)

CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
Oct 22, 2026
Exercise(M)
Direct
24K shares at avg. $244.41$5.9M
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
Oct 22, 2026
Sale(S)
Direct
24K shares at avg. $350.00$8.4M
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
Aug 25, 2026
Sale(S)
Direct
33.6K shares at avg. $300.00$10.1M
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
Aug 25, 2026
Exercise(M)
Direct
12.4K shares at avg. $208.44$2.6M
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
Aug 25, 2026
Exercise(M)
Direct
21.1K shares at avg. $194.12$4.1M
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
Aug 10, 2026
Sale(S)
Direct
28.7K shares at avg. $275.00$7.9M
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
Aug 10, 2026
Exercise(M)
Direct
28.7K shares at avg. $179.66$5.2M
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
Jun 29, 2026
Sale(S)
Direct
75K shares at avg. $225.00$16.9M
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
Jun 5, 2026
Gift(G)
Indirect
10K shares-
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
Jun 5, 2026
Gift(G)
Indirect
10K shares-
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
Jun 5, 2026
Gift(G)
Indirect
20K shares-
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
Jun 5, 2026
Gift(G)
Indirect
153.4K shares-
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
Jun 5, 2026
Gift(G)
Direct
153.4K shares-
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
Jun 5, 2026
Gift(G)
Direct
20K shares-
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
May 30, 2026
Tax Payment(F)
Direct
1.6K shares at avg. $180.71$288K
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
May 8, 2026
Award(A)
Direct
1.4K shares at avg. $177.62$255K
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
May 8, 2026
Award(A)
Direct
422 shares at avg. $177.62$75K
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
Mar 2, 2026
Award(A)
Direct
16.8K shares at avg. $178.61$3.0M
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
Jan 30, 2026
Tax Payment(F)
Direct
14.7K shares at avg. $211.68$3.1M
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
Jan 30, 2026
Award(A)
Direct
39K shares-
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
May 30, 2025
Award(A)
Direct
17.3K shares at avg. $135.63$2.3M
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
Feb 20, 2025
Purchase(P)
Direct
6.1K shares at avg. $165.01$1.0M
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
Jan 31, 2025
Tax Payment(F)
Direct
6.8K shares at avg. $165.57$1.1M
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
Jan 31, 2025
Award(A)
Direct
19.6K shares-
CRL
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
Nov 8, 2024
Gift(G)
Direct
4.5K shares-

		Type	Shares	Price		Ownership
Oct 22, 2026	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Exercise(M)	24,042	$244.41	$5,876,105	Direct
Oct 22, 2026	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Sale(S)	24,042	$350.00	$8,414,700	Direct
Aug 25, 2026	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Sale(S)	33,561	$300.00	$10,068,300	Direct
Aug 25, 2026	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Exercise(M)	12,429	$208.44	$2,590,701	Direct
Aug 25, 2026	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Exercise(M)	21,132	$194.12	$4,102,144	Direct
Aug 10, 2026	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Sale(S)	28,733	$275.00	$7,901,575	Direct
Aug 10, 2026	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Exercise(M)	28,733	$179.66	$5,162,171	Direct
Jun 29, 2026	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Sale(S)	75,000	$225.00	$16,875,000	Direct
Jun 5, 2026	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Gift(G)	10,000	-	$0	Indirect
Jun 5, 2026	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Gift(G)	10,000	-	$0	Indirect
Jun 5, 2026	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Gift(G)	20,000	-	$0	Indirect
Jun 5, 2026	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Gift(G)	153,361	-	$0	Indirect
Jun 5, 2026	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Gift(G)	153,361	-	$0	Direct
Jun 5, 2026	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Gift(G)	20,000	-	$0	Direct
May 30, 2026	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Tax Payment(F)	1,596	$180.71	$288,413	Direct
May 8, 2026	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Award(A)	1,438	$177.62	$255,418	Direct
May 8, 2026	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Award(A)	422	$177.62	$74,956	Direct
Mar 2, 2026	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Award(A)	16,796	$178.61	$2,999,934	Direct
Jan 30, 2026	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Tax Payment(F)	14,664	$211.68	$3,104,076	Direct
Jan 30, 2026	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Award(A)	39,031	-	$0	Direct
May 30, 2025	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Award(A)	17,253	$135.63	$2,340,024	Direct
Feb 20, 2025	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Purchase(P)	6,075	$165.01	$1,002,436	Direct
Jan 31, 2025	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Tax Payment(F)	6,827	$165.57	$1,130,346	Direct
Jan 31, 2025	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Award(A)	19,608	-	-	Direct
Nov 8, 2024	CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.	Gift(G)	4,500	-	$0	Direct

1-25 of 25 transactions

About FOSTER JAMES C

FOSTER JAMES C (SEC CIK 0001141722) files insider reports with the SEC as Director of CHARLES RIVER LABORATORIES INTERNATIONAL, INC. (CRL).

Signal8 holds 13 ownership filings by FOSTER JAMES C, all Form 4s, filed between Nov 12, 2024 and Oct 26, 2026. Those filings report 25 transactions, from Nov 8, 2024 to Oct 22, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on FOSTER JAMES C's filings is in WILMINGTON, MA.

Recent filings by FOSTER JAMES C

Oct 22, 2026: Option exercise of CRL shares (Form 4, code M).
Oct 22, 2026: Open-market sale of CRL shares (Form 4, code S).
Aug 25, 2026: Open-market sale of CRL shares (Form 4, code S).
Aug 25, 2026: Option exercises of CRL shares (2 lines, Form 4, code M).
Aug 10, 2026: Open-market sale of CRL shares (Form 4, code S).

Other insiders filing for CHARLES RIVER LABORATORIES INTERNATIONAL, INC. (CRL)

Parisotto Shannon M, CEVP, Disc & Safety Assessment
Coleman Glenn, EVP & Chief Financial Officer
Girshick Birgit, Chief Executive Officer
Andrews Nancy C, Director
LaPlume Joseph W, EVP, Corp Strategy & Develop
Knell Michael Gunnar, SVP, Finance and CAO

How to read Form 4 transaction codes