How many acquisitions has Charles River Laboratories made so far?

Charles River Laboratories has completed 31 acquisitions so far, with an average acquisition amount of $138M.

Which countries does Charles River Laboratories usually acquire in?

Charles River Laboratories has made acquisitions in 8 countries with the most activity in United States and United Kingdom.

Which is Charles River Laboratories' latest acquisition?

Charles River Laboratories's most recent acquisition is PathoQuest, a Provider of next-generation sequencing for microbiology testing, acquired in January 2026.

Which sectors does Charles River Laboratories target for acquisitions?

Most of Charles River Laboratories's acquisitions are in Biopharma Outsourcing (17) and Life Sciences Platforms and Tools (12).

In which year did Charles River Laboratories make the most acquisitions?

Charles River Laboratories was most active in 2021, with 3 acquisitions completed in that year.

List of 31 Acquisitions by Charles River Laboratories (Sep 2026)

Charles River Laboratories has made a total of 31 acquisitions. These deals span 8 countries, including United States, United Kingdom, and France, across 5 sectors: Biopharma Outsourcing, Life Sciences Platforms and Tools, and Genomics. Peak activity occurred in 2021, 2018, and 2016, with 3 acquisitions each. Between 2020 and 2025, the company averaged 1 acquisition per year, and 1 acquisition has been completed in the current calendar year. The most recent transaction, in January 2026, was the acquisition of PathoQuest, a Paris-based provider of next-generation sequencing for microbiology testing founded in 2010.

Here's the year on year acquisition history of Charles River Laboratories:

Number of Total Acquisitions

Year	# Acquisitions
2026	1
2023	1
2022	1
2021	3
2020	2
2019	2
2018	3
2017	2
2016	3
2015	2
2014	2
2012	2
2010	1
2009	2
2008	3
1998	1

View all Acquisitions by Charles River Laboratories

Recent acquisitions by Charles River Laboratories

Charles River Laboratories's most recent acquisition - PathoQuest is a Provider of next-generation sequencing for microbiology testing, founded in 2010 and located in Paris. Charles River Laboratories acquired it in January 2026 for a price of $*****.

Here is the list of all acquisitions by Charles River Laboratories sorted by the latest acquisition date:

Acquired on	Acquired Company	Acquisition Price	Facilitators	Stake Acquired	Acquisition Multiple
Jan 13, 2026	PathoQuest	byzv	qhrg	57	929
Jan 30, 2023	SAMDI Tech	dswq	tams	63	902
Apr 06, 2022	Explora BioLabs	rgyq	necm	72	283
May 17, 2021	Vigene Biosciences	fwat	hqnv	97	436
Mar 31, 2021	Retrogenix	ugxk	yaae	28	441

View the full list of acquisitions

Media has covered Charles River Laboratories for a total of 55 events in the last 1 year, 13 of them have been about acquisition activity.

•

Charles River,Medigen Partner on Next-Gen Enterovirus Vaccine Seed Bank ValidationContract Pharma•Aug 21, 2026•Charles River Laboratories, Medigen Vaccinology

•

Charles River Laboratories to Offer GMP NGS Services to ArovellaContract Pharma•Jul 13, 2026•Charles River Laboratories, Arovella Therapeutics

•

Charles River to Offer Nonclinical Testing Services via Eli Lilly's TuneLab AI PlatformHospital Management•Jun 19, 2026•Charles River Laboratories, Lilly

•

Charles River, Medipost Sign MOU to Advance GMP Testing SolutionsContract Pharma•May 13, 2026•Charles River Laboratories

•

GI Partners Completes Acquisition Of Charles River Laboratories' CDMO And Cell Solutions BusinessesPulse 2.0•May 09, 2026•Charles River Laboratories, GI Partners

•

Charles River, American Heart Association Partner to Advance Cardiovascular Health AwarenessContract Pharma•Apr 10, 2026•Charles River Laboratories

•

GI Manager L.P. signed a definitive agreement to acquire Contract Development and Manufacturing Products and Services and Cell Solutions Businesses from Charles River Laboratories International, Inc..Stock Screener•Feb 25, 2026•GI Partners, Charles River Laboratories, IQVIA, Korea Investment

•

Synthace Collaborates with Charles River on Assay DevelopmentEuropean Pharmaceutical Manufacturer•Feb 09, 2026•Synthace, Charles River Laboratories

•

Charles River Enters Manufacturing Collaboration with Gazi UniversityBusiness Wire•Jan 21, 2026•Gazi University, Charles River Laboratories

•

Akadeum Life Sciences Establishes CDMO Alliance with Charles River and ElevateBioPR Newswire•Dec 09, 2025•Akadeum Life Sciences, Charles River Laboratories

View More Charles River Laboratories Recent News

View all Acquisitions by Charles River Laboratories

Acquisitions by Charles River Laboratories

List of Charles River Laboratories's Acquisitions

Recent acquisitions by Charles River Laboratories

News related to Charles River Laboratories's acquisitions

FAQs about Acquisitions by Charles River Laboratories