# Apple Tree Partners' Biotech Investments: 10 Startups in Its Portfolio (2026)

> The 10 Biotech startups Apple Tree Partners has backed, by stage: $1.4B raised between them. From the rounds we track; updated nightly.

Source: https://millionrounds.com/portfolio-maps/apple-tree-partners-biotech-portfolio (Millionrounds; every figure on the page links to its filing or article)

## Series B

4

- [Akero Therapeutics](https://millionrounds.com/company/akero-therapeutics)
- [Stoke Therapeutics](https://millionrounds.com/company/stoke-therapeutics)
- [*C* Corvidia](https://millionrounds.com/company/corvidia)
- [Syntimmune](https://millionrounds.com/company/syntimmune)

## Stage not reported

3

- [Braeburn](https://millionrounds.com/company/braeburn)
- [*LB* Limelight Bio](https://millionrounds.com/company/limelight-bio)
- [*CS* Cyrano Sciences](https://millionrounds.com/company/cyrano-sciences)

## Series C and later

3

- [*D* Dermira](https://millionrounds.com/company/dermira)
- [VytronUS](https://millionrounds.com/company/vytronus)
- [*RM* ROX Medical](https://millionrounds.com/company/rox-medical)

## Segment by segment

### Series B

4 startups · $868M raised

- [**Akero Therapeutics**](https://millionrounds.com/company/akero-therapeutics) Akero Therapeutics is a biotechnology company focused on reversing the NASH epidemic by restoring the body’s metabolism to a balanced state. United States $502M
- [**Stoke Therapeutics**](https://millionrounds.com/company/stoke-therapeutics) Stoke is developing antisense oligonucleotide medicines that target RNA splicing to increase gene expression for treatment. United States $255M
- [*C* **Corvidia**](https://millionrounds.com/company/corvidia) Corvidia Therapeutics focuses on the research and development of transformative therapies for cardio-renal diseases. United States $61M
- [**Syntimmune**](https://millionrounds.com/company/syntimmune) Syntimmune is a biotechnology company that develops antibody therapeutics for the treatment of autoimmune diseases. United States $50M

### Stage not reported

3 startups · $208M raised

- [**Braeburn**](https://millionrounds.com/company/braeburn) Braeburn is dedicated to delivering solutions for people living with the serious consequences of opioid use disorder. United States $110M
- [*LB* **Limelight Bio**](https://millionrounds.com/company/limelight-bio) Limelight is building an industry-leading platform to develop technologies, advanced targets, and leading drug candidates. United States $75M
- [*CS* **Cyrano Sciences**](https://millionrounds.com/company/cyrano-sciences) Cyrano Sciences, is focused on providing chemical and biological sensors and software solutions. United States $23M

### Series C and later

3 startups · $335M raised

- [*D* **Dermira**](https://millionrounds.com/company/dermira) Dermira is a development-stage biotech company focused on developing and commercializing innovative new therapies in dermatology. United States $169M
- [**VytronUS**](https://millionrounds.com/company/vytronus) VytronUS manufactures and markets cardiac medical devices. United States $115M
- [*RM* **ROX Medical**](https://millionrounds.com/company/rox-medical) United States $50M

**How this map is made.** Every startup here works in Biotech and has raised money in a round we track that names Apple Tree Partners as an investor. Each sits under the stage of its latest round. Rebuilt nightly; updated 15 November 2026.

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[All portfolios](https://millionrounds.com/portfolio-maps)

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