# JJDC's Biotech Investments: 10 Startups in Its Portfolio (2026)

> The 10 Biotech startups JJDC has backed, by stage: $824M raised between them. From the rounds we track; updated nightly.

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

## Series A

3

- [*X* X-Vax](https://millionrounds.com/company/x-vax)
- [*MN* Magnolia Neuroscience](https://millionrounds.com/company/magnolia-neuroscience)
- [Cara Care](https://millionrounds.com/company/cara-care)

## Series C and later

3

- [ReVision Optics](https://millionrounds.com/company/revision-optics)
- [Evolve BioSystems](https://millionrounds.com/company/evolve-biosystems)
- [*P* PhaseBio](https://millionrounds.com/company/phasebio)

## Stage not reported

2

- [*OT* On Target](https://millionrounds.com/company/on-target)
- [Artizan Biosciences](https://millionrounds.com/company/artizan-biosciences)

## Series B

2

- [T-Therapeutics](https://millionrounds.com/company/t-therapeutics)
- [*CH* Cue Health](https://millionrounds.com/company/cue-health)

## Segment by segment

### Series A

3 startups · $101M raised

- [*X* **X-Vax**](https://millionrounds.com/company/x-vax) United States $56M
- [*MN* **Magnolia Neuroscience**](https://millionrounds.com/company/magnolia-neuroscience) United States $31M
- [**Cara Care**](https://millionrounds.com/company/cara-care) Cara Care is a digital health platform that offers an app-based treatment to help patients with chronic gastrointestinal problems. Germany $14M

### Series C and later

3 startups · $346M raised

- [**ReVision Optics**](https://millionrounds.com/company/revision-optics) ReVision Optics offers PRESBYLENS, a refractive surgery solution to correct vision loss by the natural aging process. United States $172M
- [**Evolve BioSystems**](https://millionrounds.com/company/evolve-biosystems) Evolve Biosystems provides microbiome-based products. United States $124M
- [*P* **PhaseBio**](https://millionrounds.com/company/phasebio) United States $50M

### Stage not reported

2 startups · $54M raised

- [*OT* **On Target**](https://millionrounds.com/company/on-target) United States $40M
- [**Artizan Biosciences**](https://millionrounds.com/company/artizan-biosciences) Artizan Biosciences focuses on drug discovery and development for diseases involving the human intestinal microbiota. United States $14M

### Series B

2 startups · $324M raised

- [**T-Therapeutics**](https://millionrounds.com/company/t-therapeutics) T-Therapeutics is a next-generation T cell receptor (TCR) company spun off from the University of Cambridge. United Kingdom $279M
- [*CH* **Cue Health**](https://millionrounds.com/company/cue-health) United States $45M

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

## More portfolio maps

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

[Sector portfolio **EISMEA's Biotech portfolio** 73 startups · $656M](https://millionrounds.com/portfolio-maps/eismea-biotech-portfolio)[Sector portfolio **SoftBank's AI portfolio** 47 startups · $91B](https://millionrounds.com/portfolio-maps/softbank-2-ai-portfolio)[Sector portfolio **EISMEA's Healthtech portfolio** 30 startups · $97M](https://millionrounds.com/portfolio-maps/eismea-healthtech-portfolio)[Sector portfolio **EISMEA's AI portfolio** 28 startups · $184M](https://millionrounds.com/portfolio-maps/eismea-ai-portfolio)[Sector portfolio **EISMEA's Cleantech portfolio** 23 startups · $128M](https://millionrounds.com/portfolio-maps/eismea-cleantech-portfolio)[Sector portfolio **MUFG Bank's AI portfolio** 16 startups · $3.6B](https://millionrounds.com/portfolio-maps/mufg-bank-ai-portfolio)

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