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Janus Henderson Investors Portfolio Companies

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

Last updated: July 2026

Janus Henderson Investors Investment Overview

Portfolio Companies
175
Total Invested
$12.5B
Average Investment
$129.0M

Janus Henderson Investors's Most Recent Investments (2020+)

Company NameFoundedFunding StageAmountCity
Forte Biosciences2025Post Ipo Equity$75.0MSherman Oaks
Heartflow2025Convertible Note$98.0MMountain View
Arbor Biotechnologies2025Series C$73.9MCambridge
Curevo2025Series B$110.0MBothell
Claris Biotherapeutics2025Debt Financing$5.6MJersey City
Wallbox2025Post Ipo Equity$15.0MBarcelona
Aligos Therapeutics2025Post Ipo Equity$105.0MSan Francisco
Ottimo Pharma2024Series A$140.0MSandwich
New Amsterdam Pharma2024Post Ipo Equity$452.6MNaarden
Janux Therapeutics2024Post Ipo Equity$350.0MLa Jolla

Complete List of Janus Henderson Investors Portfolio Companies (175)

Export
#CompanyStageAmountLocation
126Forte BiosciencesPost Ipo Equity$75.0MSherman Oaks, United States
127HeartflowConvertible Note$98.0MMountain View, United States
128Arbor BiotechnologiesSeries C$73.9MCambridge, United States
129CurevoSeries B$110.0MBothell, United States
130Claris BiotherapeuticsDebt Financing$5.6MJersey City, United States
131WallboxPost Ipo Equity$15.0MBarcelona, Spain
132Aligos TherapeuticsPost Ipo Equity$105.0MSan Francisco, United States
133Ottimo PharmaSeries A$140.0MSandwich, United Kingdom
134New Amsterdam PharmaPost Ipo Equity$452.6MNaarden, The Netherlands
135Janux TherapeuticsPost Ipo Equity$350.0MLa Jolla, United States
BiotechnologyHealth CareLife SciencePharmaceutical

Forte Biosciences is a biotechnology company that focuses on dermatology.

Sherman Oaks, United States
June 2025
$75.0M
Post Ipo Equity

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)BiotechnologyHealth CareHealth DiagnosticsMedical

Heartflow is a medical technology company that provides various methods of diagnosis and treatment of cardiovascular disease.

Mountain View, United States
March 2025
$98.0M
Convertible Note

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)BiopharmaBiotechnologyLife Science

Arbor Biotechnologies is a biotechnology company specializing in next-generation gene editing therapeutics to treat genetic diseases.

Cambridge, United States
March 2025
$73.9M
Series C

Founder Contacts

19,000+ verified contacts

BiopharmaBiotechnologyHealth CareMedical

Curevo is a clinical-stage biotechnology company developing next-generation, non-mRNA vaccines for infectious diseases.

Bothell, United States
March 2025
$110.0M
Series B

Founder Contacts

19,000+ verified contacts

BiotechnologyHealth CareTherapeutics

Claris Biotherapeutics develops a topical formulation intended to cure corneal wounds, ulcers, and scars.

Jersey City, United States
March 2025
$5.6M
Debt Financing

Founder Contacts

19,000+ verified contacts

AutomotiveCharging InfrastructureCleanTechConsumer ElectronicsElectric VehicleIndustrial ManufacturingManufacturing

Wallbox is a technology company that provides electric vehicle charging and energy management solutions.

Barcelona, Spain
February 2025
$15.0M
Post Ipo Equity

Founder Contacts

19,000+ verified contacts

Biotechnology

Aligos Therapeutics is discovering and developing new classes of molecules that interact directly with disease-causing modalities.

San Francisco, United States
February 2025
$105.0M
Post Ipo Equity

Founder Contacts

19,000+ verified contacts

BiotechnologyHealth CarePharmaceutical

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

Sandwich, United Kingdom
December 2024
$140.0M
Series A

Founder Contacts

19,000+ verified contacts

BiotechnologyLife SciencePharmaceutical

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

Naarden, The Netherlands
December 2024
$452.6M
Post Ipo Equity

Founder Contacts

19,000+ verified contacts

BiotechnologyHealth DiagnosticsPharmaceuticalTherapeutics

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

La Jolla, United States
December 2024
$350.0M
Post Ipo Equity

Founder Contacts

19,000+ verified contacts

BiopharmaBiotechnologyPharmaceutical

35Pharma is a biopharmaceutical company that designs and develops innovative biologics for diseases of high unmet medical need.

Montreal, Canada
November 2024
$53.0M
Series C

Founder Contacts

19,000+ verified contacts

BiopharmaHealth CareMedicalPharmaceutical

Metsera is a clinical‐stage biotech firm developing oral & injectable hormone therapies to treat obesity & related metabolic diseases.

New York, United States
November 2024
$215.0M
Series B

Founder Contacts

19,000+ verified contacts

Biotechnology

Neurogene is a developer of genetic medicines intended to improve patient outcomes for neurological disorders.

New York, United States
November 2024
$200.0M
Post Ipo Equity

Founder Contacts

19,000+ verified contacts

BiotechnologyMedicalProduct Research

Alpha-9 Oncology is a biopharma company that focuses on radiotherapeutics for the treatment of solid and hematologic malignancies.

Vancouver, Canada
October 2024
$175.0M
Series C

Founder Contacts

19,000+ verified contacts

BiotechnologyHealth CareLife ScienceOncology

Aktis Oncology is a biotechnology company that designs and develops novel class radiopharmaceuticals.

Boston, United States
September 2024
$175.0M
Series B

Founder Contacts

19,000+ verified contacts

BiopharmaBiotechnologyPharmaceuticalTherapeutics

Ventyx is a biopharmaceutical company focused on advancing oral therapies for patients living with autoimmune and inflammatory disorders.

San Diego, United States
September 2024
$27.0M
Post Ipo Equity

Founder Contacts

19,000+ verified contacts

Alternative MedicineBiotechnologyTherapeutics

Elektrofi develops hyper concentration microparticle technology for subcutaneous biologic medicine delivery.

Boston, United States
August 2024
$112.3M
Series C

Founder Contacts

19,000+ verified contacts

LifestyleResortsTravel

Inspirato is a luxury travel and lifestyle subscription company.

Denver, United States
August 2024
$4.6M
Post Ipo Equity

Founder Contacts

19,000+ verified contacts

BiopharmaBiotechnologyHealth CarePharmaceutical

Day One Biopharmaceuticals develops targeted therapies to treat people with life-threatening diseases.

South San Francisco, United States
July 2024
$175.0M
Post Ipo Equity

Founder Contacts

19,000+ verified contacts

BiotechnologyHealth CareLife ScienceOncologyPrecision Medicine

Scorpion Therapeutics is a clinical-stage oncology company that specializes in precision medicine for cancer patients.

Boston, United States
July 2024
$150.0M
Series C

Founder Contacts

19,000+ verified contacts

BiotechnologyEmergency MedicineGeneticsHealth CareMedical

Entrada Therapeutics is a developer of novel therapeutics intended to treat devastating diseases.

Boston, United States
June 2024
$100.0M
Post Ipo Equity

Founder Contacts

19,000+ verified contacts

BiotechnologyMedicalTherapeutics

CARGO Therapeutics develops an adoptive cell therapy to benefit patients from potentially curative treatment options.

San Mateo, United States
May 2024
$110.0M
Post Ipo Equity

Founder Contacts

19,000+ verified contacts

FinanceFinancial ServicesHealth CareHospitalMedical DeviceVenture Capital

P3 Health Partners is a patient-centered, physician-led and population health-focused healthcare company.

Henderson, United States
May 2024
$42.2M
Post Ipo Equity

Founder Contacts

19,000+ verified contacts

BiotechnologyHealth CareLife Science

Lycia Therapeutics is a biotechnology company that focuses on developing technology that utilizes lysosome-targeting chimeras.

South San Francisco, United States
May 2024
$106.6M
Series C

Founder Contacts

19,000+ verified contacts

BiotechnologyHealth CarePharmaceuticalTherapeutics

Stoke is developing antisense oligonucleotide medicines that target RNA splicing to increase gene expression for treatment.

Bedford, United States
March 2024
$125.0M
Post Ipo Equity

Founder Contacts

19,000+ verified contacts

Showing 126-150 of 175 portfolio companies

Frequently Asked Questions About Janus Henderson Investors

How many companies has Janus Henderson Investors invested in?

Janus Henderson Investors has invested in 175 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, Pharmaceutical, Life Science, Medical. The firm invests across 30 different industry categories.

What is Janus Henderson Investors's largest investment?

Among tracked funding rounds, New Amsterdam Pharma received $452.6M in a Post Ipo Equity round. Janus Henderson Investors's total known invested capital is $12.5B.

What is the average investment size for Janus Henderson Investors?

Janus Henderson Investors's average investment size is $129.0M across its portfolio of 175 companies.

What are Janus Henderson Investors's most recent investments?

Recent Janus Henderson Investors portfolio additions include Forte Biosciences, Heartflow, Arbor Biotechnologies, Curevo, Claris Biotherapeutics. These companies were founded in 2020 or later.

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