# Janus Henderson Investors Portfolio Map 2026: 128 Startups by Sector

> Janus Henderson Investors's portfolio mapped: 128 startups it has backed, in 3 sectors from Biotech, Pharma and AI on.

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

## Biotech

90

- [Tango Therapeutics](https://millionrounds.com/company/tango-therapeutics)
- [Definium Therapeutics](https://millionrounds.com/company/definium-therapeutics)
- [Kymera Therapeutics](https://millionrounds.com/company/kymera-therapeutics)
- [Avidity Biosciences](https://millionrounds.com/company/avidity-biosciences)
- [Structure Therapeutics](https://millionrounds.com/company/structure-therapeutics)
- [*B* BioNTech](https://millionrounds.com/company/biontech)
- [Tyra Biosciences](https://millionrounds.com/company/tyra-biosciences)
- [Kailera Therapeutics](https://millionrounds.com/company/kailera-therapeutics)
- [Phathom Pharmaceuticals](https://millionrounds.com/company/phathom-pharmaceuticals)
- [Akero Therapeutics](https://millionrounds.com/company/akero-therapeutics)
- [Nuvalent](https://millionrounds.com/company/nuvalent)
- [Enliven Therapeutics](https://millionrounds.com/company/enliven-therapeutics)
- [New Amsterdam Pharma](https://millionrounds.com/company/new-amsterdam-pharma)
- [Artiva Biotherapeutics](https://millionrounds.com/company/artiva-biotherapeutics)
- [Tubulis](https://millionrounds.com/company/tubulis)
- [Immunic Therapeutics](https://millionrounds.com/company/immunic-therapeutics)
- [Encoded Therapeutics](https://millionrounds.com/company/encoded-therapeutics)
- [Galecto](https://millionrounds.com/company/galecto)
- [Windward Bio](https://millionrounds.com/company/windward-bio)
- [Janux Therapeutics](https://millionrounds.com/company/janux-therapeutics)
- [*DT* Dice Therapeutics](https://millionrounds.com/company/dice-therapeutics)
- [Solid Biosciences](https://millionrounds.com/company/solid-biosciences)
- [Star Therapeutics](https://millionrounds.com/company/star-therapeutics)
- [4D Molecular Therapeutics](https://millionrounds.com/company/4d-molecular-therapeutics)

+66 more

## Pharma

35

- [Dianthus Therapeutics](https://millionrounds.com/company/dianthus-therapeutics)
- [Vaxcyte](https://millionrounds.com/company/vaxcyte)
- [Korsana Biosciences](https://millionrounds.com/company/korsana-biosciences)
- [OMass Therapeutics](https://millionrounds.com/company/omass-therapeutics)
- [Parabilis Medicines](https://millionrounds.com/company/parabilis-medicines)
- [Maze Therapeutics](https://millionrounds.com/company/maze-therapeutics)
- [Compass Therapeutics](https://millionrounds.com/company/compass-therapeutics)
- [Draig Therapeutics](https://millionrounds.com/company/draig-therapeutics)
- [Metsera](https://millionrounds.com/company/metsera)
- [Edgewise Therapeutics](https://millionrounds.com/company/edgewise-therapeutics)
- [Jade Biosciences](https://millionrounds.com/company/jade-biosciences)
- [Day One Biopharmaceuticals](https://millionrounds.com/company/day-one-biopharmaceuticals)
- [Ovid Therapeutics](https://millionrounds.com/company/ovid-therapeutics)
- [Ocugen](https://millionrounds.com/company/ocugen)
- [Bicara Therapeutics](https://millionrounds.com/company/bicara-therapeutics)
- [Artios Pharma](https://millionrounds.com/company/artios-pharma)
- [Monopar](https://millionrounds.com/company/monopar)
- [Angitia Biopharmaceuticals](https://millionrounds.com/company/angitia-biopharmaceuticals)
- [Cyteir Therapeutics](https://millionrounds.com/company/cyteir-therapeutics)
- [Diagonal Therapeutics](https://millionrounds.com/company/diagonal-therapeutics)
- [Claris Biotherapeutics](https://millionrounds.com/company/claris-biotherapeutics)
- [Curevo](https://millionrounds.com/company/curevo)
- [Mereo Biopharma](https://millionrounds.com/company/mereo-biopharma)
- [Shattuck Labs](https://millionrounds.com/company/shattuck-labs)

+11 more

## AI

3

- [HeartFlow](https://millionrounds.com/company/heartflow)
- [Arbor Biotechnologies](https://millionrounds.com/company/arbor-biotechnologies)
- [Tare](https://millionrounds.com/company/tare)

## Segment by segment

### Biotech

90 startups · $21B raised

- [**Tango Therapeutics**](https://millionrounds.com/company/tango-therapeutics) Tango Therapeutics is a biotechnology company that is developing next generation cancer therapies. United States $852M
- [**Definium Therapeutics**](https://millionrounds.com/company/definium-therapeutics) Definium Therapeutics provides psychedelic-inspired medicines and therapies for substance abuse disorders and other mental illnesses. United States $805M
- [**Kymera Therapeutics**](https://millionrounds.com/company/kymera-therapeutics) Kymera Therapeutics is a biotechnology company that specializes in the field of targeted protein degradation. United States $799M
- [**Avidity Biosciences**](https://millionrounds.com/company/avidity-biosciences) Synapse Energy Economics is a consulting firm providing economic and policy analysis for the electric power sector. United States $790M
- [**Structure Therapeutics**](https://millionrounds.com/company/structure-therapeutics) Structure Therapeutics specializes in the discovery and development of drugs against a type of targets called GPCR. United States $748M
- [*B* **BioNTech**](https://millionrounds.com/company/biontech) Germany $687M
- [**Tyra Biosciences**](https://millionrounds.com/company/tyra-biosciences) Tyra Biosciences is a biotechnology company targeting new pathways of acquired resistance in oncology with purpose-built drugs. United States $600M
- [**Kailera Therapeutics**](https://millionrounds.com/company/kailera-therapeutics) Kailera Therapeutics develops next-generation injectable and oral therapies for chronic weight management. United States $600M

### Pharma

35 startups · $6.2B raised

- [**Dianthus Therapeutics**](https://millionrounds.com/company/dianthus-therapeutics) Dianthus Therapeutics is a biotech company developing new treatments for serious autoimmune diseases using a more targeted approach. United States $719M
- [**Vaxcyte**](https://millionrounds.com/company/vaxcyte) Vaxcyte focuses on developing vaccines designed to prevent or treat some of the most common and deadly infectious diseases worldwide. United States $633M
- [**Korsana Biosciences**](https://millionrounds.com/company/korsana-biosciences) Korsana Biosciences develops THETA-enabled antibody therapies for neurodegenerative diseases including Alzheimer’s. United States $530M
- [**OMass Therapeutics**](https://millionrounds.com/company/omass-therapeutics) OMass Therapeutics is a biotechnology company located in Oxford, UK, focused on discovering and developing novel small molecule me United Kingdom $442M
- [**Parabilis Medicines**](https://millionrounds.com/company/parabilis-medicines) Parabilis Medicines is a Grupo Bugio is a biopharmaceutical firm that specializes in creating medicines. United States $380M
- [**Maze Therapeutics**](https://millionrounds.com/company/maze-therapeutics) Maze Therapeutics is an operator of a biotechnology firm used to focus on translating genetic insights into new medicines. United States $300M
- [**Compass Therapeutics**](https://millionrounds.com/company/compass-therapeutics) Compass Therapeutics is a biopharmaceutical company that focuses on drugging the immune system to treat human diseases. United States $257M
- [**Draig Therapeutics**](https://millionrounds.com/company/draig-therapeutics) Draig Therapeutics is a clinical-stage biotechnology company based in Cardiff, Wales, focused on developing innovative neuropsychi United Kingdom $216M

### AI

3 startups · $673M raised

- [**HeartFlow**](https://millionrounds.com/company/heartflow) HeartFlow is a medical technology company that provides various methods of diagnosis and treatment of cardiovascular disease. United States $586M
- [**Arbor Biotechnologies**](https://millionrounds.com/company/arbor-biotechnologies) Arbor Biotechnologies is a gene editing company based in Cambridge, Massachusetts, dedicated to developing genomic medicines for a United States $74M
- [**Tare**](https://millionrounds.com/company/tare) Tare is an AI-powered email marketing solution that makes data-driven automation easy for modern e-commerce brands. United States $13M

**How this map is made.** Every startup here has raised money in a round we track that names Janus Henderson Investors as an investor, the first in 2017. Each sits under its main sector, read from its rounds, and each sector shows its best-funded first; sectors with fewer than three companies are left off. Rebuilt nightly; updated 15 November 2026.

## More portfolio maps

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

[Private equity · United Kingdom **DST Global** 90 startups · 8 sectors · $279B](https://millionrounds.com/portfolio-maps/dst-global-portfolio-map)[Private equity · United Kingdom **Business Growth Fund** 88 startups · 12 sectors · $3.3B](https://millionrounds.com/portfolio-maps/bgf-portfolio-map)[Private equity · United Kingdom **Foresight Group** 61 startups · 12 sectors · $1.3B](https://millionrounds.com/portfolio-maps/foresight-group-portfolio-map)[Private equity · United Kingdom **Maven Capital Partners** 51 startups · 12 sectors · $752M](https://millionrounds.com/portfolio-maps/maven-capital-partners-portfolio-map)[Private equity · United Kingdom **3i Group** 46 startups · 8 sectors · $2.4B](https://millionrounds.com/portfolio-maps/3i-group-portfolio-map)[Private equity · United Kingdom **European Bank for Reconstruction and Development** 41 startups · 7 sectors · $5.6B](https://millionrounds.com/portfolio-maps/ebrd-portfolio-map)

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