# MMI funding: rounds and investors > MMI has raised $263M across 4 rounds since 2024. Investors include RA Capital Management, Fidelity and Deerfield. Every round with its source. Source: https://millionrounds.com/company/mmi (Millionrounds; every figure on the page links to its filing or article) [Series D startup](https://millionrounds.com/companies) # Who invested in *MMI* 4 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. Healthcare Medical Devices Robotics Raised this month Funding summary Updated 26 Oct 2026 **$263M** raised across 4 rounds since 2024, from 4 sources **$110M** Series C **$8.6M** Venture **$20M** Venture **$125M** Series D - **Latest round:** Series D, $125M Oct 2026 - **Led by:** BioStar Capital - **Step-up i:** 6.4× - **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. 2024 2025 2026 **$110M** Series C **$8.6M** Venture **$20M** Venture **$125M** Series D - **First round:** Series C, $110M - **Biggest round:** $125M - **Usual gap between rounds:** 6 months ## The rounds - **Oct 2026** Series D **$125M** *3 new* [BioStar Capital](https://millionrounds.com/fund/biostar-capital) Lead [S3 Ventures](https://millionrounds.com/fund/s3-ventures) [Angelini Ventures](https://millionrounds.com/fund/angelini-ventures) Reported by Pulse 2.0 - **Sept 2026** Venture **$20M** *1 new* *4 returning* [RA Capital Management](https://millionrounds.com/fund/ra-capital-management) [Fidelity](https://millionrounds.com/fund/fidelity) [European Investment Bank](https://millionrounds.com/fund/european-investment-bank) [Deerfield](https://millionrounds.com/fund/deerfield) [Andera Partners](https://millionrounds.com/fund/andera-partners) Source recorded - **Aug 2024** Venture **$8.6M** No investor was named in the report. Source recorded - **Feb 2024** Series C **$110M** *5 new* [RA Capital Management](https://millionrounds.com/fund/ra-capital-management) [Fidelity](https://millionrounds.com/fund/fidelity) [Deerfield](https://millionrounds.com/fund/deerfield) [Wellington Partners](https://millionrounds.com/fund/wellington-partners) [Andera Partners](https://millionrounds.com/fund/andera-partners) Source recorded ## 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 C** 2024 **Venture** 2024 **Venture** 2026 **Series D** 2026 [RA Capital Management](https://millionrounds.com/fund/ra-capital-management) [Fidelity](https://millionrounds.com/fund/fidelity) [Deerfield](https://millionrounds.com/fund/deerfield) [Andera Partners](https://millionrounds.com/fund/andera-partners) [BioStar Capital](https://millionrounds.com/fund/biostar-capital) L [European Investment Bank](https://millionrounds.com/fund/european-investment-bank) [Wellington Partners](https://millionrounds.com/fund/wellington-partners) [S3 Ventures](https://millionrounds.com/fund/s3-ventures) [Angelini Ventures](https://millionrounds.com/fund/angelini-ventures) ## Everyone who backed them [RA Capital Management](https://millionrounds.com/fund/ra-capital-management) Private equity **2** rounds [Fidelity](https://millionrounds.com/fund/fidelity) VC firm **2** rounds [Deerfield](https://millionrounds.com/fund/deerfield) VC firm **2** rounds [Andera Partners](https://millionrounds.com/fund/andera-partners) Private equity **2** rounds [BioStar Capital](https://millionrounds.com/fund/biostar-capital) VC firm **1** round, led 1 [European Investment Bank](https://millionrounds.com/fund/european-investment-bank) Government **1** round [Wellington Partners](https://millionrounds.com/fund/wellington-partners) VC firm **1** round [S3 Ventures](https://millionrounds.com/fund/s3-ventures) VC firm **1** round [Angelini Ventures](https://millionrounds.com/fund/angelini-ventures) VC firm **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=mmi). ## Quick answers about MMI ### Who invested in MMI? MMI's investors include RA Capital Management, Fidelity, Deerfield, Andera Partners and BioStar Capital, and 4 more on record. BioStar Capital led its latest round. ### How much has MMI raised? MMI has raised $263M across 4 rounds since 2024. ### When did MMI last raise? MMI's most recent round was a Series D of $125M in Oct 2026, led by BioStar Capital. ### What was MMI's biggest round? Its most recent round, $125M in Oct 2026, is also its largest on record. ### Who backed MMI first? MMI's first round on record, in Feb 2024, was backed by RA Capital Management, Fidelity and Deerfield and 2 others. ### What stage is MMI at? MMI's latest named round is a Series D, in Oct 2026. ### Who led MMI's rounds? BioStar Capital led the Series D in 2026. ## Companies like MMI In the same sector, and raised in the last eighteen months. [**Cloverleaf Bio** $33M · Sept 2026](https://millionrounds.com/company/cloverleaf-bio)[**Generalist** $200M · Aug 2026](https://millionrounds.com/company/generalist)[**Simply Agnostic** $250K · Jun 2026](https://millionrounds.com/company/simply-agnostic)[**Hera** $29M · Jun 2026](https://millionrounds.com/company/hera)[**Countable Labs** $26M · May 2026](https://millionrounds.com/company/countable-labs)[**Muybridge** $16M · May 2026](https://millionrounds.com/company/muybridge) ## 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