Third Rock Ventures
Overview
Third Rock Ventures is a venture capital firm focused on life sciences investing and launching companies that make a difference in people's lives.
Investments
| Company | Date | Stage | Lead |
|---|---|---|---|
| Revolution Medicines | Jul 2019 | Series C | Co-investor |
| Insitro | Mar 2021 | Series C | Co-investor |
| Odyssey Therapeutics | Sep 2025 | Series D | Co-investor |
| Septerna | Jul 2023 | Series B | Co-investor |
| Seaport Therapeutics | Oct 2024 | Series B | - |
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Key People
Kevin Starr
Retired Founding Partner
Barbara Weber
Venture Partner
David Moller
Venture Partner
Jeb Keiper
Venture Partner
Jesper Gromada
Venture Partner
Lioudmila Tchistiakova
Venture Partner
Mark A. Goldsmith
Venture Partner
Philip Reilly
Venture Partner
Richard Ransohoff
Venture Partner
Steven Paul
Venture Partner
Vyas Ramanan
Venture Partner
Walter Kowtoniuk
Venture Partner
Abbie Celniker
Partner
Alan Ezekowitz
Advisory Partner
Andrea van Elsas
Partner
Cary Pfeffer
Partner
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Sector & Stage Mix
Industry, funding stage, and valuation band breakdowns.
FAQ
Where is Third Rock Ventures based?
Third Rock Ventures is headquartered in Boston, Massachusetts, United States.
When was Third Rock Ventures founded?
Third Rock Ventures was founded in 2007.
How many portfolio companies does Third Rock Ventures have?
Third Rock Ventures has 42 portfolio companies in Caplight's dataset.
What are some companies in Third Rock Ventures's portfolio?
Portfolio companies visible on Caplight include Revolution Medicines, Insitro, Odyssey Therapeutics, Septerna, Seaport Therapeutics.
What was Third Rock Ventures's most recent investment shown here?
Third Rock Ventures's most recent investment in this portfolio sample was in Odyssey Therapeutics in 2025.
What sectors does Third Rock Ventures focus on?
Third Rock Ventures focuses on Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Frontier & Industrial Tech, Energy & Sustainability, Frontier & Industrial Tech, Healthcare & Life Sciences, Enterprise Software, AI, Data & Cloud Infrastructure.
What company stages does Third Rock Ventures focus on?
Third Rock Ventures typically invests at the Early stage.
What is Third Rock Ventures's AUM?
Third Rock Ventures's assets under management are estimated between $1.0B and $10.0B.