Charles River Laboratories · Insider Trading

Last 365 days · Open-market buys and sells by officers and directors · Same-day, same-person, same-direction trades combined · Amounts in USD millions← CRL

Buy

0 · $0.00M

Sell

10 · $42.6M

Net

−$42.6M

By Insider

Name	Title	Buy	Sell	Latest Trade
FOSTER JAMES C	—	—	137,294 shares · $34.8M	2026-08-25
Parisotto Shannon M	CEVP, Disc & Safety Assessment	—	10,799 shares · $3.0M	2026-08-19
Girshick Birgit	Chief Executive Officer	—	6,500 shares · $1.8M	2026-08-11
Knell Michael Gunnar	SVP, Finance and CAO	—	6,645 shares · $1.7M	2026-08-06
Creamer Victoria L	EVP & Chief People Officer	—	4,179 shares · $1.1M	2026-08-06
Andrews Nancy C	—	—	573 shares · $0.16M	2026-08-18

All Trades

Date	Name	Title	Side	Shares	Trades	Avg Price	Value
2026-08-25	FOSTER JAMES C	Director	Sell	33,561	1	300.00	$10.1M
2026-08-19	Parisotto Shannon M	CEVP, Disc & Safety Assessment	Sell	2,039	1	294.12	$0.60M
2026-08-18	Andrews Nancy C	Director	Sell	573	1	285.24	$0.16M
2026-08-11	Parisotto Shannon M	CEVP, Disc & Safety Assessment	Sell	3,714	1	279.66	$1.0M
2026-08-11	Girshick Birgit	Chief Executive Officer	Sell	6,500	1	279.90	$1.8M
2026-08-10	FOSTER JAMES C	Director	Sell	28,733	1	275.00	$7.9M
2026-08-06	Creamer Victoria L	EVP & Chief People Officer	Sell	4,179	1	259.16	$1.1M
2026-08-06	Knell Michael Gunnar	SVP, Finance and CAO	Sell	6,645	9	260.38	$1.7M
2026-08-05	Parisotto Shannon M	CEVP, Disc & Safety Assessment	Sell	5,046	1	263.00	$1.3M
2026-06-29	FOSTER JAMES C	Director	Sell	75,000	1	225.00	$16.9M

Data comes from insiders' SEC ownership filings (Form 4). Only open-market purchases (P) and sales (S) are counted; option exercises, grants, tax withholding and other non-trading changes are excluded.