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Janus Henderson Investors — Portfolio, Page 5

Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.

228
Companies
$32.6B
Total invested
$150.1M
Avg. check
15
Industries
Biotechnology 23Health Care 11Therapeutics 11Pharmaceutical 8Life Science 7Medical 7+9 more
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Portfolio companies

Showing 97–120 of 228
TwinStrand Biosciences
June 2023

TwinStrand Biosciences develops and commercializes the duplex sequencing technology for DNA sequencing.

Biotechnology · Seattle$10.3M Venture - Series Unknown
Diagonal Therapeutics
January 2026

Diagonal Therapeutics is a biotechnology startup that develops targeted therapies for cancer and genetic diseases.

Biopharma · Watertown$125.0M Series B
Phathom Pharmaceuticals
January 2026

Phathom Pharmaceuticals is a biopharmaceutical company.

Biotechnology · Florham Park$130.0M Post-IPO Equity
Synthekine
January 2023

Synthekine is a development stage biotherapeutics company focused on the engineering of novel specific and potent cytokine therapies.

Biotechnology · Menlo Park$100.0M Series C
Vaxcyte
January 2026

Vaxcyte focuses on developing vaccines designed to prevent or treat some of the most common and deadly infectious diseases worldwide.

Biopharma · San Carlos$632.5M Post-IPO Equity
Structure Therapeutics
December 2025

Structure Therapeutics specializes in the discovery and development of drugs against a type of targets called GPCR.

Biotechnology · South San Francisco$747.5M Post-IPO Equity
Tenpoint Therapeutics
January 2026

Tenpoint Therapeutics is a biotechnology company pursuing vision-restoring engineered cell-based therapeutics.

Biotechnology · Camborne$150.0M Debt Financing
Janux Therapeutics
December 2024

Janux Therapeutics develops immunotherapies that generates immune responses to prevent tumors and not affecting a patient’s healthy tissue.

Biotechnology · La Jolla$350.0M Post-IPO Equity
Ottimo Pharma
December 2024

Ottimo Pharma develops innovative cancer therapies using PD1-VEGFR2 antibodies.

Biotechnology · Sandwich$140.0M Series A
CAMP4 Therapeutics
December 2025

CAMP4 Therapeutics is a biotechnology company that uses RNA to restore healthy gene expression.

Biopharma · Cambridge$30.0M Post-IPO Equity
Athira Pharma
December 2025

Athira Pharma is a clinical stage drug development company that specializes in biotechnology and pharmaceutical.

Biotechnology · Seattle$90.0M Post-IPO Equity
Yarrow
December 2025

Yarrow is developing a first-in-class antibody targeting TSHR for the treatment of Graves’ disease and thyroid eye disease.

Business Intelligence · New York$200.0M Venture - Series Unknown
Ambros Therapeutics
December 2025

Ambros Therapeutics is a clinical-stage biotechnology company.

Biotechnology · Irvine$125.0M Series A
CG Oncology
December 2024

CG Oncology is a clinical-stage biopharmaceutical company focused on the development of oncolytic immunotherapies to combat cancer.

Biotechnology · Irvine$238.0M Post-IPO Equity
New Amsterdam Pharma
December 2024

New Amsterdam is a clinical-stage company focused on the research and development of transformative therapies for cardio-metabolic diseases.

Biotechnology · Naarden$452.6M Post-IPO Equity
nChroma Bio
December 2024

nChroma Bio is a cutting-edge biotechnology business that is developing targeted in vivo delivery systems as well as best-in-class cargo.

Biotechnology · Boston$75.0M Venture - Series Unknown
BlossomHill Therapeutics
December 2025

BlossomHill Therapeutics is a biopharmaceutical company focusing on oncology and autoimmune disorders.

Biopharma · San Diego$84.0M Series B
Kymera Therapeutics
December 2025

Kymera Therapeutics is a biotechnology company that specializes in the field of targeted protein degradation.

Biotechnology · Cambridge$602.0M Post-IPO Equity
Think Bioscience
January 2026

Think Bioscience is reimagining synthetic biology by guiding the design and assembly of better medicines through the use of living systems.

Biotechnology · Boulder$55.0M Series A
Caldera Therapeutics
January 2026

Caldera Therapeutics is a biotech company engaged in the development of bispecific antibody CLD-423 for inflammatory bowel disease (IBD).

Biopharma · Cambridge$37.5M Series A
Sonoma Biotherapeutics
November 2025

Sonoma Biotherapeutics develops engineered regulatory T-cell (Treg) therapies to treat autoimmune and inflammatory diseases.

Biotechnology · South San Francisco$300K Grant
Quell Therapeutics
November 2021

Quell Therapeutics is a cell therapy company

Association · London$156.0M Series B
Pasithea Therapeutics
November 2025

Pasithea Therapeutics is a biotechnology company that seeks to solve clinical problems such as mental health.

Biotechnology · Miami Beach$60.0M Post-IPO Equity
Verve Therapeutics
November 2023

Verve Therapeutics is a clinical-stage biotechnology company developing genetic medicines for cardiovascular disease.

Biotechnology · Boston$143.8M Post-IPO Equity

Where Janus Henderson Investors invests

Biotechnology23
Health Care11
Therapeutics11
Pharmaceutical8
Life Science7
Medical7

About Janus Henderson Investors's portfolio

How many companies has Janus Henderson Investors invested in?▸

Janus Henderson Investors has invested in 228 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.

What industries does Janus Henderson Investors invest in?▸

Janus Henderson Investors's top investment sectors include Biotechnology, Health Care, Therapeutics, Pharmaceutical, Life Science. The firm invests across 15 different industry categories.

What is Janus Henderson Investors's largest investment?▸

Among tracked funding rounds, Structure Therapeutics received $747.5M in a Post-IPO Equity round. Janus Henderson Investors's total known invested capital is $32.6B.

What is the average investment size for Janus Henderson Investors?▸

Janus Henderson Investors's average investment size is $150.1M across its portfolio of 228 companies.

What are Janus Henderson Investors's most recent investments?▸

Recent Janus Henderson Investors portfolio additions include TwinStrand Biosciences, Diagonal Therapeutics, Phathom Pharmaceuticals, Synthekine, Vaxcyte. These companies were founded in 2020 or later.

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