# Fathom Therapeutics funding: rounds and investors > Fathom Therapeutics has raised $47M across 2 rounds since 2026. Investors include Sutter Hill Ventures, Lightspeed Venture Partners and Founders Fund. Source: https://millionrounds.com/company/fathom-therapeutics (Millionrounds; every figure on the page links to its filing or article) United States · [Series A startup](https://millionrounds.com/companies) # Who invested in *Fathom Therapeutics* 2 rounds we have observed, with the 10 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it. AI Biotech Raised this month Follow Fathom Therapeutics and see its new rounds in your feed. [Start following](https://millionrounds.com/login?join=1&why=follow&next=%2Fcompany%2Ffathom-therapeutics) Funding summary Updated 7 Nov 2026 **$47M** raised across 2 rounds since 2026, from 3 sources - **Latest round:** Round Nov 2026 - **Biggest round:** $47M Series A · Apr 2026 - **Investors:** 10 (1 led) See who backed them ## The funding story Each circle is a round, placed by date and sized by amount. The line above is the running total. 2027 **$47M** Series A **?** Round - **First round:** Series A, $47M - **Biggest round:** $47M - **Between rounds:** 6 months ## The rounds - **Nov 2026** Round **Amount undisclosed** *1 new* *1 returning* [Sutter Hill Ventures](https://millionrounds.com/fund/sutter-hill-ventures) [Kos Biotechnology Partners](https://millionrounds.com/fund/kos-biotechnology-partners) Reported by PR Newswire: venture capital - **Apr 2026** Series A **$47M** *9 new* [Sutter Hill Ventures](https://millionrounds.com/fund/sutter-hill-ventures) Lead [Lightspeed Venture Partners](https://millionrounds.com/fund/lightspeed-venture-partners) [Founders Fund](https://millionrounds.com/fund/founders-fund) [Google Ventures](https://millionrounds.com/fund/gv) [Alexandria Venture Investments](https://millionrounds.com/fund/alexandria-venture-investments) [Winklevoss Capital](https://millionrounds.com/fund/winklevoss-capital) [New York Ventures](https://millionrounds.com/fund/new-york-ventures) [Chemistry](https://millionrounds.com/fund/chemistry) [Empire State Development's NY Ventures](https://millionrounds.com/fund/empire-state-development-s-ny-ventures) Reported by AlleyWatch and 1 other ## Who was in which round The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led. **Series A** 2026 **Round** 2026 [Sutter Hill Ventures](https://millionrounds.com/fund/sutter-hill-ventures) L [Lightspeed Venture Partners](https://millionrounds.com/fund/lightspeed-venture-partners) [Founders Fund](https://millionrounds.com/fund/founders-fund) [Google Ventures](https://millionrounds.com/fund/gv) [Alexandria Venture Investments](https://millionrounds.com/fund/alexandria-venture-investments) [Winklevoss Capital](https://millionrounds.com/fund/winklevoss-capital) [New York Ventures](https://millionrounds.com/fund/new-york-ventures) [Chemistry](https://millionrounds.com/fund/chemistry) [Kos Biotechnology Partners](https://millionrounds.com/fund/kos-biotechnology-partners) [Empire State Development's NY Ventures](https://millionrounds.com/fund/empire-state-development-s-ny-ventures) ## Everyone who backed them [Sutter Hill Ventures](https://millionrounds.com/fund/sutter-hill-ventures) VC firm **2** rounds, led 1 [Lightspeed Venture Partners](https://millionrounds.com/fund/lightspeed-venture-partners) VC firm **1** round [Founders Fund](https://millionrounds.com/fund/founders-fund) VC firm **1** round [Google Ventures](https://millionrounds.com/fund/gv) Corporate VC **1** round [Alexandria Venture Investments](https://millionrounds.com/fund/alexandria-venture-investments) VC firm **1** round [Winklevoss Capital](https://millionrounds.com/fund/winklevoss-capital) Family office **1** round [New York Ventures](https://millionrounds.com/fund/new-york-ventures) VC firm **1** round [Chemistry](https://millionrounds.com/fund/chemistry) VC firm **1** round [Kos Biotechnology Partners](https://millionrounds.com/fund/kos-biotechnology-partners) VC firm **1** round [Empire State Development's NY Ventures](https://millionrounds.com/fund/empire-state-development-s-ny-ventures) VC firm **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=fathom-therapeutics). ## Quick answers about Fathom Therapeutics ### Who invested in Fathom Therapeutics? Fathom Therapeutics's investors include Sutter Hill Ventures, Lightspeed Venture Partners, Founders Fund, Google Ventures and Alexandria Venture Investments, and 5 more on record. ### How much has Fathom Therapeutics raised? Fathom Therapeutics has raised $47M across 2 rounds since 2026. One round did not disclose an amount, so the total is a floor. ### When did Fathom Therapeutics last raise? Fathom Therapeutics's most recent round was in Nov 2026. ### What was Fathom Therapeutics's biggest round? Fathom Therapeutics's largest round on record is $47M (Series A), in Apr 2026, led by Sutter Hill Ventures. ### Who backed Fathom Therapeutics first? Fathom Therapeutics's first round on record, in Apr 2026, was backed by Sutter Hill Ventures, Lightspeed Venture Partners and Founders Fund and 6 others. ### What stage is Fathom Therapeutics at? Fathom Therapeutics's latest named round is a Series A, in Apr 2026. ### Where is Fathom Therapeutics based? Fathom Therapeutics is based in the United States. ### Who led Fathom Therapeutics's rounds? Sutter Hill Ventures led the Series A in 2026. ## Companies like Fathom Therapeutics In the same sector, and raised in the last eighteen months. 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