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Investor profile:
EcoR1 Capital

Address:San Francisco, California, United States
Country:
EcoR1 Capital invests across 4 industries
Most active sector: Biotechnology (13 deals, ~35% of tracked deals)
Disclosed volume in Biotechnology: ~2.4B, typical ticket ~182.1M
Also active in: Pharmaceutical, Medical Research & Treatment, Healthcare
Top 4 sectors shown based on public deals · Full sector breakdown is available in the dashboard for Startup and Professional plans.
Tags:
EcoR1 Capital is a biotech-focused investment advisory firm.
Deals total37
As lead investor8Also as a second investor: 2
As a second investor32
January 9, 2026USD 125mSecond investor
January 9, 2026
USD 125m
Diagonal Therapeutics Raises $125M in Series B Financing
Company site
Second investor
Diagonal Therapeutics Raises $125M in Series B Financing
Company site
April 16, 2025
April 16, 2025
July 16, 2024
July 16, 2024
May 13, 2024
May 13, 2024
May 10, 2024
May 10, 2024