Fundraising Fox

Five Prime Therapeutics

Unicorn exit · $1.9Bacquired by Amgen

South San Francisco, US · 2 known investors

Find your way into Five Prime Therapeutics

Acquired by Amgen March 2021 · $1.9B ($38.00 per share in cash, ~$1.9 billion equity value) · source ↗

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.

Founders & leadership

LT
Lewis T. WilliamsinFounder, Chairman and CEOformerCo-founder & CEO at Walking Fish Therapeutics
WM
W. Michael Kavanaugh, M.D.Executive
JH
Julie Hambleton, M.D.Executive
FW
Francis W. SarenaExecutive
AM
Aron M. KnickerbockerExecutive
ML
Marc L. BelskyExecutive

Board

BG
Brian G AtwoodBoard director
FE
Fred E. Cohen, M.D., D.Phil.Board director
MD
Mark D. McDadeBoard director
RL
R. Lee DouglasBoard director
FM
Franklin M. Berger, CFABoard director
PK
Peder K. Jensen, M.D.Board director

Investors · 2

Reported raises · per SEC filings

Form D private placements

$21M disclosed across 1 round · 2014

$21MraisedMar 2014 · 1 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • Mark D. McDadeDirector
  • W. Michael Kavanaugh, M.D.Executive Officer
  • Brian G AtwoodDirector
  • R. Lee DouglasDirector
  • Fred E. Cohen, M.D., D.Phil.Director
  • Franklin M. Berger, CFADirector
  • Julie Hambleton, M.D.Executive Officer
  • Francis W. SarenaExecutive Officer
  • Lewis T. WilliamsExecutive Officer, Director
  • Peder K. Jensen, M.D.Director
  • Aron M. KnickerbockerExecutive Officer, Director
  • Marc L. BelskyExecutive Officer
Offering amount
$21M
Amount sold
$21M
First sale
Mar 2014
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.

In the news

Frequently asked questions

What does Five Prime Therapeutics do?
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.
Who founded Five Prime Therapeutics?
Five Prime Therapeutics was founded by Lewis T. Williams.
Who are Five Prime Therapeutics's investors?
Five Prime Therapeutics's investors include DBL Partners, Lightstone Ventures.
How much funding has Five Prime Therapeutics raised?
Five Prime Therapeutics has disclosed $21M raised across 1 round.
Who acquired Five Prime Therapeutics?
Five Prime Therapeutics was acquired by Amgen.
Where is Five Prime Therapeutics headquartered?
Five Prime Therapeutics is headquartered in South San Francisco, US.