RA Capital Nexus Fund III, L.P.
Follow-ons only
Follow-ons only: first sale Oct 2021, per Form D (fund age approximates vintage)
- Vintage
- 2021
- Fund size
- $880.99M to $1048.72M (Form D and SEC adviser filing)
- Stages
- Seed, Series A, Series B, Growth
- Sectors
- Energy, Manufacturing, Agtech, Biotech
- Regions
- Global
01 · Thesis
No thesis found on the firm's website yet.
02 · Initial check
$8.81M to $17.48M (estimated from fund size)
Estimated from Form D and SEC adviser filing
03 · Who to approach
Named on this fund's Form D
- Rajeev Shah, Managing Partner
- Peter Kolchinsky, PhD, Managing Partner
04 · Deals
No deals attributed to this fund yet.
05 · Evidence
Firm-wideThe Planetary Health Fund invests in companies with near-term paths to market that commercialize scalable, profitable solutions. The pages say these solutions reduce emissions, increase resource availability, or restore environmental quality.
RA Capital’s Planetary Health Fund invests in companies with near-term paths to market seeking to commercialize scalable, profitable solutions that reduce emissions, increase resource availability, or restore environmental quality.
https://www.racap.com/fund-your-companyFirm-wideRA Capital founds, funds, and scales companies across healthcare and planetary health to build a healthier future for all.
RA Capital founds, funds, and scales companies across healthcare and planetary health to build a healthier future for all.
https://www.racap.com/
06 · Sources
Last verified: Oct 28, 2026