# Cyteir Therapeutics funding: rounds and investors > Cyteir Therapeutics has raised $126M across 3 rounds since 2015. Investors include Venrock, Novo Holdingsm and RA Capital Management. Source: https://millionrounds.com/company/cyteir-therapeutics (Millionrounds; every figure on the page links to its filing or article) United States · [Series C startup](https://millionrounds.com/companies) # Who invested in *Cyteir Therapeutics* 3 rounds we have observed, with the 9 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. Biotech Healthcare Pharma Funding summary Updated 26 Oct 2026 **$126M** raised across 3 rounds since 2015, from 3 sources **$5.5M** Series A **$40M** Round **$80M** Series C - **Latest round:** Series C, $80M Feb 2021 - **Step-up i:** 2× - **Investors:** 9 (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. 2016 2017 2018 2019 2020 2021 **$5.5M** Series A **$40M** Round **$80M** Series C - **First round:** Series A, $5.5M - **Biggest round:** $80M - **Usual gap between rounds:** 3.9 years ## The rounds - **Feb 2021** Series C **$80M** *3 new* *1 returning* [Venrock](https://millionrounds.com/fund/venrock) [RA Capital Management](https://millionrounds.com/fund/ra-capital-management) [Novo Holdings](https://millionrounds.com/fund/novo-ventures) [Janus Henderson Investors](https://millionrounds.com/fund/janus-henderson-investors) Source recorded SEC filing: $80M sold, first sale Feb 2021 - **Oct 2019** Round **$40M** *6 new* Novo Holdingsm Lead [Venrock](https://millionrounds.com/fund/venrock) [Osage University Partners](https://millionrounds.com/fund/osage-university-partners) [Lightstone Ventures](https://millionrounds.com/fund/lightstone-ventures) [Celgene Corporation](https://millionrounds.com/fund/celgene-corporation) [DROIA Oncology Ventures](https://millionrounds.com/fund/droia-oncology-ventures) Reported by FinSMEs SEC filing: $20M sold, first sale Sept 2019 - **Nov 2015** Series A **$5.5M** No investor was named in the report. From a historical funding record SEC filing: $5.7M sold, first sale Oct 2015 ## Founders and team From the SEC filings it signed: 3 on the team. - **Andrew S. Gengos** Executive Officer i - **Markus Renschler** Executive Officer, Director i - **Paul S. Secrist** Executive Officer i On the board, as filed i *Janwillem Naesens* *Jean George* *Joseph S. Zakrzewski* *Karen Hong* *Racquel Bracken* *Susan S. Molineaux* *Timothy S. Romberger* ## 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** 2015 **Round** 2019 **Series C** 2021 [Venrock](https://millionrounds.com/fund/venrock) Novo Holdingsm L [RA Capital Management](https://millionrounds.com/fund/ra-capital-management) [Novo Holdings](https://millionrounds.com/fund/novo-ventures) [Janus Henderson Investors](https://millionrounds.com/fund/janus-henderson-investors) [Osage University Partners](https://millionrounds.com/fund/osage-university-partners) [Lightstone Ventures](https://millionrounds.com/fund/lightstone-ventures) [Celgene Corporation](https://millionrounds.com/fund/celgene-corporation) [DROIA Oncology Ventures](https://millionrounds.com/fund/droia-oncology-ventures) ## Everyone who backed them [Venrock](https://millionrounds.com/fund/venrock) VC firm **2** rounds Novo Holdingsm no record of our own yet **1** round, led 1 [RA Capital Management](https://millionrounds.com/fund/ra-capital-management) Private equity **1** round [Novo Holdings](https://millionrounds.com/fund/novo-ventures) VC firm **1** round [Janus Henderson Investors](https://millionrounds.com/fund/janus-henderson-investors) Private equity **1** round [Osage University Partners](https://millionrounds.com/fund/osage-university-partners) VC firm **1** round [Lightstone Ventures](https://millionrounds.com/fund/lightstone-ventures) VC firm **1** round [Celgene Corporation](https://millionrounds.com/fund/celgene-corporation) Investment firm **1** round [DROIA Oncology Ventures](https://millionrounds.com/fund/droia-oncology-ventures) VC firm **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=cyteir-therapeutics). ## Also claim to have backed them This firm lists Cyteir Therapeutics as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above. [Droia Ventures](https://millionrounds.com/fund/droia-ventures) VC firm Per its own site ## Quick answers about Cyteir Therapeutics ### Who invested in Cyteir Therapeutics? Cyteir Therapeutics's investors include Venrock, Novo Holdingsm, RA Capital Management, Novo Holdings and Janus Henderson Investors, and 4 more on record. ### How much has Cyteir Therapeutics raised? Cyteir Therapeutics has raised $126M across 3 rounds since 2015. ### When did Cyteir Therapeutics last raise? Cyteir Therapeutics's most recent round was a Series C of $80M in Feb 2021. ### What was Cyteir Therapeutics's biggest round? Its most recent round, $80M in Feb 2021, is also its largest on record. ### Who backed Cyteir Therapeutics first? Cyteir Therapeutics's first round on record, in Oct 2019, was backed by Novo Holdingsm, Venrock and Osage University Partners and 3 others. ### What stage is Cyteir Therapeutics at? Cyteir Therapeutics's latest named round is a Series C, in Feb 2021. ### Where is Cyteir Therapeutics based? Cyteir Therapeutics is based in the United States. ### Who led Cyteir Therapeutics's rounds? Novo Holdingsm led the Undisclosed round in 2019. ## Companies like Cyteir Therapeutics In the same sector, and raised in the last eighteen months. 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