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RA Capital Management Portfolio Companies

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

Last updated: July 2026

RA Capital Management Investment Overview

Portfolio Companies
369
Total Invested
$19.0B
Average Investment
$91.5M

RA Capital Management's Most Recent Investments (2020+)

Company NameFoundedFunding StageAmountCity
Dianthus Therapeutics2026Post-IPO EquityUndisclosedWaltham
Angitia Biopharmaceuticals2026Series DUndisclosedWestlake Village
Apeiron labs2026Series AUndisclosedCambridge
Arcutis Biotherapeutics2024Post-IPO EquityUndisclosedWestlake Village
COMPASS Pathways2026Post-IPO EquityUndisclosedAltrincham
Zura Bio2026Post-IPO EquityUndisclosedHenderson
Bicara Therapeutics2026Post-IPO EquityUndisclosedCambridge
Tyra Biosciences2024Post-IPO EquityUndisclosedCarlsbad
MMI2024Series CUndisclosedPisa
Synthego2022Series EUndisclosedRedwood City

Complete List of RA Capital Management Portfolio Companies (369)

Export
#CompanyStageAmountLocation
76Dianthus TherapeuticsPost-IPO EquityUndisclosedWaltham, United States
77Angitia BiopharmaceuticalsSeries DUndisclosedWestlake Village, United States
78Apeiron labsSeries AUndisclosedCambridge, United States
79Arcutis BiotherapeuticsPost-IPO EquityUndisclosedWestlake Village, United States
80COMPASS PathwaysPost-IPO EquityUndisclosedAltrincham, United Kingdom
81Zura BioPost-IPO EquityUndisclosedHenderson, United States
82Bicara TherapeuticsPost-IPO EquityUndisclosedCambridge, United States
83Tyra BiosciencesPost-IPO EquityUndisclosedCarlsbad, United States
84MMISeries CUndisclosedPisa, Italy
85SynthegoSeries EUndisclosedRedwood City, United States
BiopharmaBiotechnologyHealth Care

Dianthus Therapeutics is a biotech company developing new treatments for serious autoimmune diseases using a more targeted approach.

Waltham, United States
March 2026
Post-IPO Equity

Founder Contacts

19,000+ verified contacts

BiopharmaBiotechnologyHealth CareMedical

Angitia Biopharmaceuticals develops biologic therapies for musculoskeletal diseases.

Westlake Village, United States
February 2026
Series D

Founder Contacts

19,000+ verified contacts

Analytics

Apeiron labs mission is to provide data from the upper of the ocean.

Cambridge, United States
February 2026
Series A

Founder Contacts

19,000+ verified contacts

BiopharmaBiotechnologyHealth DiagnosticsPharmaceuticalTherapeutics

Arcutis Biotherapeutics is a clinical-stage biopharmaceutical company focused on developing medical dermatology for unmet needs.

Westlake Village, United States
February 2024
Post-IPO Equity

Founder Contacts

19,000+ verified contacts

BiotechnologyHealth CareLife ScienceMental HealthPersonal HealthWellness

Compass Pathways is a mental health care company that focuses on developing therapies for treatment-resistant depression.

Altrincham, United Kingdom
February 2026
Post-IPO Equity

Founder Contacts

19,000+ verified contacts

BiopharmaBiotechnologyLife ScienceMedical

Zura Bio is a clinical-stage, multi-asset biotechnology company.

Henderson, United States
February 2026
Post-IPO Equity

Founder Contacts

19,000+ verified contacts

BiopharmaBiotechnologyLife ScienceOncologyTherapeutics

Bicara Therapeutics develops dual-action cancer therapies, combining targeted treatments with tumor modulators for enhanced impact.

Cambridge, United States
February 2026
Post-IPO Equity

Founder Contacts

19,000+ verified contacts

BiotechnologyLife ScienceOncologyTherapeutics

Tyra Biosciences is a biotechnology company targeting new pathways of acquired resistance in oncology with purpose-built drugs.

Carlsbad, United States
February 2024
Post-IPO Equity

Founder Contacts

19,000+ verified contacts

Health CareMedicalMedical DeviceRobotics

MMI is focused on advancing robotic technology for soft tissue open surgery with the world's smallest wristed instruments.

Pisa, Italy
February 2024
Series C

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)BiotechnologyGeneticsIndustrial AutomationInnovation ManagementLife ScienceMachine LearningSoftware

Synthego is a genome engineering company that enables access to CRISPR to accelerate life science research and development.

Redwood City, United States
February 2022
Series E

Founder Contacts

19,000+ verified contacts

BiotechnologyMedicalPharmaceutical

Avilar Therapeutics is a biopharmaceutical company focusing on extracellular protein degradation.

Waltham, United States
February 2023
Seed

Founder Contacts

19,000+ verified contacts

BiotechnologyLife ScienceMedicalTherapeutics

Immunic is a biopharmaceutical company that develops a pipeline of selective oral immunology therapies.

New York, United States
February 2026
Post-IPO Equity

Founder Contacts

19,000+ verified contacts

BiotechnologyHealth CareLife Science

Evommune is a biotechnology company that develops therapeutics that halt progressive disease and address their symptoms.

Palo Alto, United States
February 2026
Post-IPO Equity

Founder Contacts

19,000+ verified contacts

BiotechnologyClinical TrialsHealth CarePharmaceutical

ILiAD is a clinical-stage biotechnology company focused on the prevention and treatment of disease caused by Bordetella Pertussis.

New York, United States
February 2026
Series D

Founder Contacts

19,000+ verified contacts

BiotechnologyHealth CareHealth Diagnostics

Galecto is a clinical stage biotechnology company focused on the development of novel treatments for fibrosis and cancer.

Copenhagen, Denmark
February 2026
Post-IPO Equity

Founder Contacts

19,000+ verified contacts

BiotechnologyLife ScienceMedicalPharmaceutical

Hemab is a clinical-stage biotech company that develops prophylactic biologic therapies for underserved bleeding and thrombotic.

Copenhagen, Denmark
October 2025
$157.0M
Series C

Founder Contacts

19,000+ verified contacts

BiotechnologyMedicalMedical DeviceTherapeutics

VitriVax is a formulation technology company that engineers solutions to maximize the accessibility and utility of human vaccines.

Boulder, United States
October 2025
$17.3M
Series B

Founder Contacts

19,000+ verified contacts

BiotechnologyOncology

Adcytherix is a biopharmaceutical firm that specializes in the development of new antibody drug conjugates (ADC).

Marseille, France
October 2025
$122.4M
Series A

Founder Contacts

19,000+ verified contacts

BiopharmaBiotechnologyMedical

Indapta Therapeutics is a privately held biotechnology company.

San Francisco, United States
October 2025
$50.8M
Venture - Series Unknown

Founder Contacts

19,000+ verified contacts

BiotechnologyLife ScienceTherapeutics

Ansa Biotechnologies develops a novel DNA synthesis technology based on enzymes.

Emeryville, United States
October 2025
$45.2M
Series B

Founder Contacts

19,000+ verified contacts

Health CareMedicalTherapeutics

Star Therapeutics mission is to develop therapies for as many diseases as possible for millions of patients.

South San Francisco, United States
September 2025
$125.0M
Series D

Founder Contacts

19,000+ verified contacts

BiopharmaBiotechnologyPharmaceuticalTherapeutics

Sparrow Pharmaceuticals is a clinical-stage biopharmaceutical company developing treatments for disorders of corticosteroid excess.

Portland, United States
September 2025
$95.0M
Series B

Founder Contacts

19,000+ verified contacts

BiotechnologyHealth CareLife ScienceNeuroscience

Delix Therapeutics focuses on harnessing the power of psychoplastogens novel neuroplasticity-promoting therapeutic.

Boston, United States
September 2025
$25.0M
Series B

Founder Contacts

19,000+ verified contacts

BiotechnologyMedicalPharmaceutical

Alchemab Therapeutics is developing protective antibodies designed to keep people free of hard-to-treat diseases.

London, United Kingdom
September 2025
$32.0M
Series A

Founder Contacts

19,000+ verified contacts

BiopharmaBiotechnologyGeneticsLife Science

Gameto is a biotechnology company developing therapeutics of the female reproductive system using cell engineering.

New York, United States
August 2025
$44.0M
Series C

Founder Contacts

19,000+ verified contacts

Showing 76-100 of 369 portfolio companies

Frequently Asked Questions About RA Capital Management

How many companies has RA Capital Management invested in?

RA Capital Management has invested in 369 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.

What industries does RA Capital Management invest in?

RA Capital Management's top investment sectors include Biotechnology, Life Science, Medical, Health Care, Biopharma. The firm invests across 23 different industry categories.

What is RA Capital Management's largest investment?

Among tracked funding rounds, Hemab received $157.0M in a Series C round. RA Capital Management's total known invested capital is $19.0B.

What is the average investment size for RA Capital Management?

RA Capital Management's average investment size is $91.5M across its portfolio of 369 companies.

What are RA Capital Management's most recent investments?

Recent RA Capital Management portfolio additions include Dianthus Therapeutics, Angitia Biopharmaceuticals, Apeiron labs, Arcutis Biotherapeutics, COMPASS Pathways. These companies were founded in 2020 or later.

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