Tesaro

IPO

Public · Waltham, United States · Founded 2010 · $121.0M raised

Employees
201–500
Founded
2010
Business Model
B2B
Total Funding
$121.0M
Last Round
$20.0M Series AJun 2011
Rounds
2
Type
Public

About

TESARO was an oncology-focused biopharmaceutical company founded in 2010 in Waltham, Massachusetts, dedicated to developing and commercializing novel therapeutics for cancer patients. The company's lead products included Niraparib (Zejula), a PARP inhibitor approved in 2017 for ovarian cancer, and Varubi (rolapitant) for chemotherapy-induced nausea and vomiting. TESARO was acquired by GlaxoSmithKline (GSK) in January 2019 for approximately $5.1 billion, and now operates as GSK's oncology business unit.

Summary

Tesaro is a Biotech company based in Waltham, United States, founded in 2010. It has raised $121.0M in total across 2 rounds, most recently a $20.0M Series A round in Jun 2011. Investors include New Enterprise Associates, GlaxoSmithKline and Kleiner Perkins.

Funding History

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AcquisitionVenture RoundDec 2018

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Series A through Acquisition — per-round amounts, valuations, and who invested in each round.

Investors

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