How many acquisitions has Pfizer made so far?

Pfizer has completed 41 acquisitions so far, with an average acquisition amount of $10B.

Which countries does Pfizer usually acquire in?

Pfizer has made acquisitions in 5 countries with the most activity in United States and United Kingdom.

In which year did Pfizer make the most acquisitions?

Pfizer was most active in 2008, with 4 acquisitions completed in that year.

List of 41 Acquisitions by Pfizer (Jul 2026)

Q: Which is Pfizer's latest acquisition?

Pfizer's most recent acquisition is Metsera, a Biopharmaceutical company focusing on medicines for obesity and metabolic diseases, acquired in September 2025.

Pfizer has made a total of 41 acquisitions. These transactions span 22 sectors, including Oncology, Diversified Pharmaceuticals, and Infectious Diseases, across five countries, including the United States, United Kingdom, and Canada. Peak activity occurred in 2008 with 4 deals, 2007 with 4 deals, and 2022 with 3 deals. Over the 5-year period from 2020 to 2025, the firm averaged 1.6 acquisitions annually, with 0 completed in the current calendar year. The most recent acquisition, completed in September 2025, is Metsera, a New York City-based biopharmaceutical firm founded in 2022 that focuses on medicines for obesity and metabolic diseases.

Here's the year on year acquisition history of Pfizer:

Number of Total Acquisitions

Year	# Acquisitions
2025	1
2023	1
2022	3
2021	3
2019	2
2016	3
2015	2
2014	2
2012	3
2011	2
2010	3
2008	4
2007	4
2006	2
2005	3
2004	1
2003	1
2002	1

View all Acquisitions by Pfizer

Recent acquisitions by Pfizer

Pfizer's most recent acquisition - Metsera is a Biopharmaceutical company focusing on medicines for obesity and metabolic diseases, founded in 2022 and located in New York City. Pfizer acquired it in September 2025 for a price of $*****.

Here is the list of all acquisitions by Pfizer sorted by the latest acquisition date:

Acquired on	Acquired Company	Acquisition Price	Facilitators	Stake Acquired	Acquisition Multiple
Sep 22, 2025	Metsera	cdne	wn{m	88	339
Mar 13, 2023	Seattle Genetics	usdo	haas	94	254
Aug 08, 2022	GBT	tigw	dbsv	46	845
May 10, 2022	Biohaven Pharmaceutical	rhjg	aoek	56	727
Apr 07, 2022	ReViral	omkg	sjwy	39	537