Key facts
- RA Capital Management is a asset manager based in Boston, Massachusetts with 90 tracked portfolio companies.
- Notable positions include Halda Therapeutics, Stipple Bio, Freenome, Element Biosciences, Parabilis Medicines.
- Private Market View records 249 deal participations by RA Capital Management.
- RA Capital Management’s most recent recorded investment was in Feb 2026, one of 31 in the last 12 months and 77 over two years.
- The team roster lists 66 people.
- RA Capital Management reports $5.6B in regulatory assets under management across 6 private funds, per its SEC Form ADV (2026-03).
About RA Capital Management
Founded in 2004, RA Capital Management is an asset manager based in Boston, Massachusetts. The firm prefers to invest in healthcare, planetary health, and life science companies developing drugs, medical devices, services & research tools, and diagnostics, with a focus on those based in the United States and the European region. This firm is a Registered Investment Adviser (RIA).
Stages
Early Stage VCLater Stage VCPE Growth/ExpansionSeed RoundPreferred VerticalsHealthTechLife Sciences
Sectors
Diagnostic EquipmentOther Devices and SuppliesPharmaceuticals and BiotechnologySurgical DevicesTherapeutic DevicesGeographic PreferencesEuropeUnited StatesPreferred Deal TypesEarly Stage VCLater Stage VCPE Growth/ExpansionSeed RoundPreferred VerticalsHealthTechLife SciencesOther Investment PreferencesPrefers majority stake
Registered with the SEC
Form ADV · 2026-03 · CRD 160174- Regulatory AUM
- $5.6B
- Private fund assets
- $16.3B
- Private funds
- 6 · 5 venture, 1 hedge
- Staff
- 185
- Registered office
- BOSTON, MA
- SEC status
- Approved
Source: SEC Investment Adviser Public Disclosure, Form ADV (registered as RA CAPITAL MANAGEMENT, LP).
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- ·The book's top 25 — of 90 recorded positions
- ·Every recorded deal — 249 rounds
- ·Watchlist + alerts for RA Capital Management's activity
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Portfolio, priced
90 companies · by our current valuations| Company | Industry | Valuation | First invested | Role |
|---|---|---|---|---|
| Halda Therapeutics | Drug Discovery | $3.0B | — | |
| Stipple Bio | — | $2.2B | — | |
| Freenome | Decision/Risk Analysis | $2.2B | — | |
| Element Biosciences | Other Healthcare Technology Systems | $1.0B | — | |
| Parabilis Medicines | Drug Discovery | $920.0M | — | |
| Koloma | Energy Production | $845.7M | — | |
| Bluejay Therapeutics | Drug Discovery | $820.0M | — | |
| Abcuro | Drug Discovery | $700.0M | — | |
| Merlyn Mind | — | $668.0M | — | |
| Exo | — | $645.0M | — | |
| Bambusa Therapeutics | Drug Discovery | $555.0M | — | |
| SpyGlass Pharma (NAS: SGP) | Surgical Devices | $510.6M | — | |
| Synthekine | — | $500.0M | — | |
| Rivus Pharmaceuticals | Drug Discovery | $489.0M | — | |
| Electra Therapeutics | Drug Discovery | $479.0M | — | |
| + 75 more companies · a free account shows the top of the book | ||||
Recent deals
249 recordedWorking numbers
the prospecting layerTypical check
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Check sizes, follow-on behavior, holding periods — what a pitch needs. Pro.Unlock working numbers
Team
66 people on record — 64 with verified contacts
Partners, principals, and the people who answer a pitch. Pro members reveal contacts with credits.
Frequently asked
- What companies does RA Capital Management invest in?
- RA Capital Management has 90 recorded portfolio companies, including Halda Therapeutics, Stipple Bio, Freenome, Element Biosciences.
- What is RA Capital Management's AUM?
- RA Capital Management manages approximately $10.0B in assets.
- Is RA Capital Management actively investing?
- RA Capital Management's most recent recorded investment was in Feb 2026, with 31 investments in the last 12 months.