How many acquisitions has Pfizer made so far?

Pfizer has completed 41 acquisitions so far, with an average acquisition amount of $9.42B.

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 (May 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 for $7.3B.

Pfizer has completed 41 acquisitions. Peak activity occurred in 2008 and 2007 with 4 acquisitions each, followed by 3 in 2022. These acquisitions span 5 countries, including United States (35), United Kingdom (3), and Canada (1), and have involved 22 distinct sectors. The sectors with the most acquisitions are Oncology (7), Diversified Pharmaceuticals (5), and Infectious Diseases (4). Over the last five years (2020-2025), the average number of acquisitions per year has been 1.6, with 0 completed so far in the current calendar year. The most recent acquisition was Metsera, a biopharmaceutical company focused on medicines for obesity and metabolic diseases, founded in 2022 and based in New York City. This acquisition was finalized in September 2025 for $7.3B.

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	vpok	uor{	43	160
Mar 13, 2023	Seattle Genetics	rprv	htql	65	288
Aug 08, 2022	GBT	ygpy	wsuc	81	144
May 10, 2022	Biohaven Pharmaceutical	wnft	rilz	35	489
Apr 07, 2022	ReViral	lrwk	tota	12	580