# BioStack funding: rounds and investors > BioStack has raised $9.5M across 2 rounds since 2026. Investors include Y Combinator, Peak XV and SV Angel. Every round with its source. Source: https://millionrounds.com/company/biostack (Millionrounds; every figure on the page links to its filing or article) United States · [Seed startup](https://millionrounds.com/companies) # Who invested in *BioStack* 2 rounds we have observed, with the 8 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 Big Data & Analytics Data Infrastructure Healthcare Raised this month Funding summary Updated 26 Oct 2026 **$9.5M** raised across 2 rounds since 2026, from 3 sources - **Latest round:** Seed, $9.5M Oct 2026 - **Led by:** Peak XV - **Investors:** 8 (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 **?** Venture **$9.5M** Seed - **First round:** Venture - **Biggest round:** $9.5M - **Between rounds:** 5 months ## The rounds - **Oct 2026** Seed **$9.5M** *7 new* *1 returning* [Peak XV](https://millionrounds.com/fund/peak-xv) Lead [Y Combinator](https://millionrounds.com/fund/y-combinator) [SV Angel](https://millionrounds.com/fund/sv-angel) [DCVC](https://millionrounds.com/fund/data-collective) [Streamlined Ventures](https://millionrounds.com/fund/streamlined-ventures) [Afore Capital](https://millionrounds.com/fund/afore-capital) [Emerson Collective](https://millionrounds.com/fund/emerson-collective) [Verdict Capital](https://millionrounds.com/fund/verdict-capital) Reported by Google News search and 1 other - **Jun 2026** Venture **Amount undisclosed** *1 new* [Y Combinator](https://millionrounds.com/fund/y-combinator) 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. **Venture** 2026 **Seed** 2026 [Y Combinator](https://millionrounds.com/fund/y-combinator) [Peak XV](https://millionrounds.com/fund/peak-xv) L [SV Angel](https://millionrounds.com/fund/sv-angel) [DCVC](https://millionrounds.com/fund/data-collective) [Streamlined Ventures](https://millionrounds.com/fund/streamlined-ventures) [Afore Capital](https://millionrounds.com/fund/afore-capital) [Emerson Collective](https://millionrounds.com/fund/emerson-collective) [Verdict Capital](https://millionrounds.com/fund/verdict-capital) ## Everyone who backed them [Y Combinator](https://millionrounds.com/fund/y-combinator) Accelerator **2** rounds [Peak XV](https://millionrounds.com/fund/peak-xv) VC firm **1** round, led 1 [SV Angel](https://millionrounds.com/fund/sv-angel) VC firm **1** round [DCVC](https://millionrounds.com/fund/data-collective) VC firm **1** round [Streamlined Ventures](https://millionrounds.com/fund/streamlined-ventures) VC firm **1** round [Afore Capital](https://millionrounds.com/fund/afore-capital) VC firm **1** round [Emerson Collective](https://millionrounds.com/fund/emerson-collective) Family office **1** round [Verdict Capital](https://millionrounds.com/fund/verdict-capital) VC firm **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=biostack). ## Also claim to have backed them This firm lists BioStack 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. [Yonder](https://millionrounds.com/fund/yonder) VC firm Per its own site ## Quick answers about BioStack ### Who invested in BioStack? BioStack's investors include Y Combinator, Peak XV, SV Angel, DCVC and Streamlined Ventures, and 3 more on record. Peak XV led its latest round. ### How much has BioStack raised? BioStack has raised $9.5M across 2 rounds since 2026. One round did not disclose an amount, so the total is a floor. ### When did BioStack last raise? BioStack's most recent round was a Seed of $9.5M in Oct 2026, led by Peak XV. ### What was BioStack's biggest round? Its most recent round, $9.5M in Oct 2026, is also its largest on record. ### Who backed BioStack first? BioStack's first round on record, in Jun 2026, was backed by Y Combinator. ### What stage is BioStack at? BioStack's latest named round is a Seed, in Oct 2026. ### Where is BioStack based? BioStack is based in the United States. ### Who led BioStack's rounds? Peak XV led the Seed in 2026. ## Companies like BioStack In the same sector, and raised in the last eighteen months. [**SpaceX** $42B · Oct 2026](https://millionrounds.com/company/spacex)[**xPay** $1.5M · Oct 2026](https://millionrounds.com/company/xpay)[**STRIVE** $1.3B · Oct 2026](https://millionrounds.com/company/strive)[**Albert Invent** $20M · Oct 2026](https://millionrounds.com/company/albert-invent)[**FORT Robotics** $39M · Oct 2026](https://millionrounds.com/company/fort-robotics)[**Xona** $512M · Oct 2026](https://millionrounds.com/company/xona) ## Find investors like these Search every investor by what they have actually funded, then narrow to your stage and market. Free. 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