/Companies

Amgen

NASDAQ: AMGN

Thousand Oaks, US · Founded 1980 · Delaware corporation · 6 known investors

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Amgen is an independent biotechnology company that uses science and technology, including machine learning and human genetic data, to research and develop treatments for serious diseases such as cancer, heart disease, asthma, and osteoporosis. Its Danish operation, Amgen Danmark, focuses on improving health outcomes for patients and their families in Denmark.

Founders & leadership

Amgen was founded in 1980 by William K. Bowes and George B. Rathmann.

WK
William K. BowesFounder
GBGeorge B. Rathmann
George B. RathmannFirst CEO
DPDavid Piacquad
David PiacquadExecutive
BMBrian M. McNamee
Brian M. McNameeExecutive
RA
Robert A. BradwayExecutive
DJ
David J. ScottExecutive
MB
Madhavan BalachandranExecutive
SAStuart A. Tross
Stuart A. TrossExecutiveStuart A. Tross is an executive officer at MannKind Corporation, a biopharmaceutical company developing treatments for endocrine and lung diseases.
DW
David W. MelineExecutive
SESean E. Harper
Sean E. HarperExecutiveSean Harper is an Executive Officer at Amgen who trained as a physician (MD from UCSF) and completed clinical fellowships at Massachusetts General Hospital and MIT. He spent over 15 years at Amgen as head of R&D starting in 2012, overseeing a $3.5 billion research budget and leading work in oncology, cardiovascular disease, and genetic approaches to drug development, and previously held positions in clinical research and regulatory affairs at Merck Research Laboratories.
KNKave Niksefat
Kave NiksefatKave Niksefat is Senior Vice President of Global Marketing and Access at Amgen, overseeing enterprise commercial strategy and product portfolio development across oncology, inflammation, rare disease, and general medicine. He previously spent ten years in management consulting focused on life sciences and holds degrees from the University of Southern California's Price School of Policy and Marshall School of Business.
PH
Peter H. GriffithExecutive Vice President and Chief Financial OfficerPeter Griffith served as Executive Vice President and Chief Financial Officer at Amgen from January 2020 through August 2026, overseeing global financial strategy, capital allocation, and key acquisitions including Horizon Therapeutics. Prior to Amgen, he spent two decades as a partner at EY in senior leadership roles spanning operations, finance, and corporate development, and previously held positions as President of Sherwood Canyon Group and Managing Director of Investment Banking at Wedbush Securities; he holds a B.S. in Business Administration from USC's Marshall School of Business.

Investors · 6

Reported raises · per SEC filings

Form D private placements
▶$2.5BofferedJan 2015 · 34 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • David PiacquadExecutive Officer
  • Francois de CarbonnelDirector
  • Brian M. McNameeExecutive Officer
  • Tyler JacksDirector
  • Ronald D. SugarDirector
  • Robert A. BradwayExecutive Officer, Director
  • David J. ScottExecutive Officer
  • Madhavan BalachandranExecutive Officer
  • Stuart A. TrossExecutive Officer
  • David W. MelineExecutive Officer
  • Sean E. HarperExecutive Officer
  • Rebecca M. HendersonDirector
  • Judith PelhamDirector
  • Vance D. CoffmanDirector
  • David BaltimoreDirector
  • Cynthia M. PattonExecutive Officer
  • Greg C. GarlandDirector
  • Frank C. HerringerDirector
  • Frank J. Biondi, Jr.Director
  • Robert A. EckertDirector
  • Anthony C. HooperExecutive Officer
  • R. Sanders WilliamsDirector
Offering amount
$2.5B
Minimum investment
$250K
Sales commissions
$750K
Placement agents
Deutsche Bank Securities Inc., Barclays Capital Inc., Citigroup Global Markets Inc., Banc of America Securities LLC, Goldman, Sachs & Co., Morgan Stanley & Co. Incorporated
First sale
Sep 2011
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

Founder mafia

The Amgen mafia →

50 people who came through Amgen went on to found or lead other companies.

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Acquisitions · 4

Early investors' stakes continue via these deals
BioVex

Amgen is a biopharmaceutical company that develops and manufactures therapeutics targeting oncology, cardiovascular disease, inflammation, bone health, neuroscience, and other serious illnesses. The company operates globally with manufacturing facilities across the United States, Europe, and Asia, serving patients and healthcare providers worldwide.

Five Prime Therapeutics

Five Prime Therapeutics was a clinical-stage biotech in South San Francisco developing protein- and antibody-based immuno-oncology therapies, including the FGFR2b-targeting antibody bemarituzumab for gastric cancer.

Micromet

Micromet was a biopharmaceutical company based in Rockville, MD and Munich, Germany that developed antibody-based cancer therapies using its proprietary BiTE (Bispecific T-cell Engager) platform, including lead candidate blinatumomab.

Nuevolution

Nuevolution was a Copenhagen-based biopharmaceutical company developing small-molecule drugs for oncology and chronic inflammatory diseases using its proprietary DNA-encoded chemical library platform, Chemetics.

Frequently asked questions

What does Amgen do?
Amgen is an independent biotechnology company that uses science and technology, including machine learning and human genetic data, to research and develop treatments for serious diseases such as cancer, heart disease, asthma, and osteoporosis. Its Danish operation, Amgen Danmark, focuses on improving health outcomes for patients and their families in Denmark.
Who founded Amgen?
Amgen was founded by William K. Bowes, George B. Rathmann in 1980.
Who are Amgen's investors?
Amgen's investors include Asset Management Company, BOM, Boulder Ventures, Mayfield Fund, Ridgeback Capital, Sunstone Capital.
Where is Amgen headquartered?
Amgen is headquartered in Thousand Oaks, US.