Janus Henderson Investors

Immunome

Bothell

Immunome is a biotechnology company that specializes in immunotherapy, biotechnology, and antigen discovery.

CesiumAstro

Austin

CesiumAstro provides out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space or airborne platforms.

CG Oncology

Dallas

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

OCUGEN OPCO

Malvern

Ocugen is a biotechnology company that develops novel gene and cell therapies to improve health and patient outcomes.

Stoke Therapeutics

Bedford

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

Loadsmart

Chicago

Loadsmart is a next-gen freight technology platform and 4PL that lower costs, increase efficiency, and digitize transportation for Shippers.

P3 Health Partners

Henderson

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

Artiva Biotherapeutics

San Diego

Artiva Biotherapeutics is a biotech company focused on developing and commercializing allogeneic natural killer (NK) cell therapies.

Apartment List

San Francisco

Apartment List uses technology to match renters to curated apartments and lists over 6 million rental units, helping them find a home they love at the value they deserve; built by renters for renters and emphasizing renting is personal.

Magnolia Medical Technologies

Seattle

Magnolia Medical Technologies is a device development company that focuses on improving the accuracy of diagnostic blood culture tests.

Heartflow

San Francisco

Heartflow is the global leader in AI-driven coronary artery disease (CAD) management, transforming how CAD — the world’s leading cause of death — is diagnosed and treated. Our advanced technology generates personalized, precision 3D heart models from a single CT scan, providing clinicians with the clarity and confidence to deliver earlier, more effective treatments — transforming CAD into a disease that can be managed for life. Heartflow One is the only complete, non-invasive, precision coronary care platform providing patient insights throughout the guideline-directed CCTA pathway. The AI-driven platform — including Roadmap™ Analysis, FFRCT Analysis and Plaque Analysis — is supported by the ACC/AHA Chest Pain Guideline and backed by more than 600 peer-reviewed publications. With over 400,000 patients treated, more than 1,400 leading institutions adopting our solution, and 99.5% of U.S. lives covered — Heartflow is redefining the standard of coronary care. We're a global company, with employees across the United States, Europe and Japan. Our headquarters are in Mountain View, California, with additional offices in California, Texas, the UK and Japan. We believe CAD shouldn’t be a silent threat. We’re changing the story of CAD by making it screenable, diagnosable, and manageable — empowering clinicians to save lives and giving patients more time for what matters most.