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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
439
Total Invested
$19.0B
Average Investment
$91.5M

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

Company NameFoundedFunding StageAmountCity
Quench Bio2020Series A$50.0MCambridge

Complete List of RA Capital Management Portfolio Companies (439)

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#CompanyStageAmountLocation
426Quench BioSeries A$50.0MCambridge, United States
427Prevail TherapeuticsSeries B$50.0MNew York, United States
428Peloton TherapeuticsSeries E$150.0MDallas, United States
429Crescent Pass EnergyPrivate Equity$75.0MHouston, United States
430Attune PharmaceuticalsSeries B$23.0MNew York, United States
431SojournixSeries C$44.0MArlington, United States
432WhiteSwellSeries B$30.0MBallybrit, Ireland
433CiVi BiopharmaSeries Unknown$49.0MChevy Chase, United States
434Medeor TherapeuticsGrant$18.8MSouth San Francisco, United States
435BraeburnDebt Financing$110.0MPlymouth Meeting, United States
Biotechnology

Quench Bio is a developer of gasdermin biology drugs designed to treat severe inflammatory diseases.

Cambridge, United States
January 2020
$50.0M
Series A

Founder Contacts

30,000+ verified contacts

BiotechnologyHealth CareHealth DiagnosticsTherapeutics

Prevail Therapeutics is a biotechnology company focused on developing novel gene therapies for patients with Parkinson’s disease.

New York, United States
March 2019
$50.0M
Series B

Founder Contacts

30,000+ verified contacts

BiotechnologyHealth CareMedical DeviceOncologyPharmaceuticalTherapeutics

Peloton Therapeutics, a biotech company based in Dallas, is involved in discovering and developing novel drugs for cancer treatments.

Dallas, United States
February 2019
$150.0M
Series E

Founder Contacts

30,000+ verified contacts

EnergyOil and Gas

Crescent Pass Energy is an oil and gas company based in Houston, Texas.

Houston, United States
January 2019
$75.0M
Private Equity

Founder Contacts

30,000+ verified contacts

Biotechnology

Attune Pharmaceuticals is a private biotechnology company.

New York, United States
January 2019
$23.0M
Series B

Founder Contacts

30,000+ verified contacts

BiotechnologyHealth CareMedical

Sojournix is a biotechnology company developing innovative medicines for women's health and endocrine disorders.

Arlington, United States
January 2019
$44.0M
Series C

Founder Contacts

30,000+ verified contacts

BiotechnologyHealth Care

WhiteSwell is dedicated to advancing treatment of acute decompensated heart failure .

Ballybrit, Ireland
December 2018
$30.0M
Series B

Founder Contacts

30,000+ verified contacts

BiotechnologyClinical TrialsPharmaceutical

CiVi Biopharma is a clinical stage research and development biotechnology company whose mission is to create novel cardiovascular.

Chevy Chase, United States
May 2018
$49.0M
Series Unknown

Founder Contacts

30,000+ verified contacts

BiotechnologyPharmaceuticalTherapeutics

Medeor Therapeutics is a biotechnology company that dedicates to dedicates to the development of personalized cellular immunotherapies.

South San Francisco, United States
January 2018
$18.8M
Grant

Founder Contacts

30,000+ verified contacts

Health CareMedical DevicePharmaceutical

We transform the management of OUD to help people begin and sustain recovery.

Plymouth Meeting, United States
January 2018
$110.0M
Debt Financing

Founder Contacts

30,000+ verified contacts

BiotechnologyHealth CareOrganic Food

Adeo Health Science is consumer health and biotechnology company, focusing on improving immune health in infants

Boston, United States
January 2018
Series Unknown

Founder Contacts

30,000+ verified contacts

BiotechnologyHealth CareLife Science

OvaScience is a life sciences company focused on the discovery, development and commercialization of treatments for infertility.

Boston, United States
June 2016
$53.8M
Post Ipo Equity

Founder Contacts

30,000+ verified contacts

BiotechnologyHealth CareOrganic Food

Antera Therapeutics is creating therapies that will prevent allergy development in children.

Boston, United States
June 2016
$2.0M
Seed

Founder Contacts

30,000+ verified contacts

BiotechnologyPharmaceuticalTherapeutics

Lumena Pharmaceuticals develops oral therapeutics for rare liver diseases to improve liver function and relieve disease symptoms.

San Diego, United States
March 2014
$45.0M
Series B

Founder Contacts

30,000+ verified contacts

Showing 426-439 of 439 portfolio companies

Frequently Asked Questions About RA Capital Management

How many companies has RA Capital Management invested in?

RA Capital Management has invested in 439 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, Health Care, Pharmaceutical, Therapeutics, Medical Device. The firm invests across 13 different industry categories.

What is RA Capital Management's largest investment?

Among tracked funding rounds, Peloton Therapeutics received $150.0M in a Series E 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 439 companies.

What are RA Capital Management's most recent investments?

Recent RA Capital Management portfolio additions include Quench Bio. These companies were founded in 2020 or later.

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