# Artiva Biotherapeutics funding: rounds and investors > Artiva Biotherapeutics has raised $420M across 2 rounds since 2021. Investors include RA Capital Management, Franklin Templeton and Janus Henderson Investors. Source: https://millionrounds.com/company/artiva-biotherapeutics (Millionrounds; every figure on the page links to its filing or article) United States · [Funded startup](https://millionrounds.com/companies) # Who invested in *Artiva Biotherapeutics* 2 rounds we have observed, with the 5 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 Raised 6 months ago Funding summary Updated 26 Oct 2026 **$420M** raised across 2 rounds since 2021, from 2 sources **$120M** Series B **$300M** Round - **Latest round:** Round, $300M May 2026 - **Step-up i:** 2.5× - **Investors:** 5 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. 2021 2022 2023 2024 2025 2026 **$120M** Series B **$300M** Round - **First round:** Series B, $120M - **Biggest round:** $300M - **Between rounds:** 5.3 years ## The rounds - **May 2026** Round **$300M** *4 returning* [RA Capital Management](https://millionrounds.com/fund/ra-capital-management) [Franklin Templeton](https://millionrounds.com/fund/franklin-templeton) [Janus Henderson Investors](https://millionrounds.com/fund/janus-henderson-investors) [Cormorant Asset Management](https://millionrounds.com/fund/cormorant-asset-management) Source recorded - **Feb 2021** Series B **$120M** *5 new* [RA Capital Management](https://millionrounds.com/fund/ra-capital-management) [Wellington Management](https://millionrounds.com/fund/wellington-management) [Franklin Templeton](https://millionrounds.com/fund/franklin-templeton) [Janus Henderson Investors](https://millionrounds.com/fund/janus-henderson-investors) [Cormorant Asset Management](https://millionrounds.com/fund/cormorant-asset-management) Source recorded SEC filing: $120M sold, first sale Feb 2021 ## Founders and team From the SEC filings it signed: 6 on the team. - **Esther J. van den Boom** Executive Officer i - **Fred Aslan** Executive Officer, Director i - **Jason J. Litten** Executive Officer i - **Jennifer J. Bush** Executive Officer i - **Peter J. Flynn** Executive Officer i - **Thomas J. Farrell** Executive Officer i On the board, as filed i *Bong J. Koh* *Brian J. Daniels* *Laura J. Stoppel* *Yong-Jun J. Huh* *Yu-Kyeong J. Hwang* *Yvonne J. Yamanaka* ## 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 B** 2021 **Round** 2026 [RA Capital Management](https://millionrounds.com/fund/ra-capital-management) [Franklin Templeton](https://millionrounds.com/fund/franklin-templeton) [Janus Henderson Investors](https://millionrounds.com/fund/janus-henderson-investors) [Cormorant Asset Management](https://millionrounds.com/fund/cormorant-asset-management) [Wellington Management](https://millionrounds.com/fund/wellington-management) ## Everyone who backed them [RA Capital Management](https://millionrounds.com/fund/ra-capital-management) Private equity **2** rounds [Franklin Templeton](https://millionrounds.com/fund/franklin-templeton) Private equity **2** rounds [Janus Henderson Investors](https://millionrounds.com/fund/janus-henderson-investors) Private equity **2** rounds [Cormorant Asset Management](https://millionrounds.com/fund/cormorant-asset-management) Private equity **2** rounds [Wellington Management](https://millionrounds.com/fund/wellington-management) VC firm **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=artiva-biotherapeutics). ## Quick answers about Artiva Biotherapeutics ### Who invested in Artiva Biotherapeutics? Artiva Biotherapeutics's investors include RA Capital Management, Franklin Templeton, Janus Henderson Investors, Cormorant Asset Management and Wellington Management. ### How much has Artiva Biotherapeutics raised? Artiva Biotherapeutics has raised $420M across 2 rounds since 2021. ### When did Artiva Biotherapeutics last raise? Artiva Biotherapeutics's most recent round was an Undisclosed round of $300M in May 2026. ### What was Artiva Biotherapeutics's biggest round? Its most recent round, $300M in May 2026, is also its largest on record. ### Who backed Artiva Biotherapeutics first? Artiva Biotherapeutics's first round on record, in Feb 2021, was backed by RA Capital Management, Wellington Management and Franklin Templeton and 2 others. ### What stage is Artiva Biotherapeutics at? Artiva Biotherapeutics's latest named round is an Undisclosed round, in May 2026. ### Where is Artiva Biotherapeutics based? Artiva Biotherapeutics is based in the United States. ## Companies like Artiva Biotherapeutics In the same sector, and raised in the last eighteen months. [**Star Therapeutics** $325M · Oct 2026](https://millionrounds.com/company/star-therapeutics)[**Promaxo** $106M · Oct 2026](https://millionrounds.com/company/promaxo)[**Prolific Machines** $105M · Oct 2026](https://millionrounds.com/company/prolific-machines)[**IMIO** $19M · Oct 2026](https://millionrounds.com/company/imio)[**Clinical Ink** $24M · Oct 2026](https://millionrounds.com/company/clinical-ink)[**Rejuvenate Bio** $13M · Oct 2026](https://millionrounds.com/company/rejuvenate-bio) ## Find investors like these Search every investor by what they have actually funded, then narrow to your stage and market. Free. Open the investor searchOr these rounds in the app