Sector portfolio · Accelerator
Flagship Ventures' Biotech portfolio
Flagship Ventures has backed 10 Biotech startups in rounds we track, $1.5B between them, shown by the stage each has reached. The best-funded is Denali Therapeutics.
Funding by segment
- Series B$1.1B5
- Series C and later$225M3
- Stage not reported$159M2
Where they are based
- United States10$1.5B
United StatesFounded
Total raised
- Under $1M0
- $1M to $10M0
- $10M to $50M3
- $50M to $250M5
- $250M to $1B2
- $1B and over0
Each dot is a startup: the year it was founded across, the total it has raised up (each line is ten times the one below). Pick a segment to pick it out.
10 of 10 startups shown; the rest have no founding year or amount on record.
- 1 to 2
- 3 to 7
- 8 to 24
- 25 to 99
- 100 and more
- United States10
Startups by country, 1 country in all.
Segment by segment
Series B
5 startups · $1.1B raised
Denali TherapeuticsDenali Therapeutics is dedicated to defeating neurodegenerative diseases to deliver safe and effective medicines to patients and families.United States$547M
Editas MedicineEditas Medicine is a clinical-stage genome editing company that develops genomic medicines for serious diseases.United States$335M
Syros PharmaceuticalsSyros Pharmaceuticals is a life sciences company that focuses on treating diseases by mapping gene regulatory circuits.United States$128M
RenovisRenovis,is a biopharmaceutical company developing drugs to treat neurological diseases and disorders.United States$34M
Ensemble DiscoveryEnsemble develops Ensemblins to treat diseases by addressing drug targets that are currently inaccessible with small molecule drugs.United States$30M
Series C and later
3 startups · $225M raised
VisterraVisterra researches on and develops therapeutic and diagnostic products for the treatment of infectious diseases.United States$120M
QuanterixQuanterix is a biotechnology company that develops ultrasensitive biomarker detection for healthcare.United States$52M- SSSeventh Sense BiosystemsUnited States$52M
Stage not reported
2 startups · $159M raised
BIND TherapeuticsBIND Therapeutics is a biotechnology company incorporated in 2006; Pfizer acquired substantially all of its assets in 2016.United States$138M- RPResolvyx PharmaceuticalsResolvyx Pharmaceuticals develops therapeutics with small molecule lipid mediators for the treatment of inflammatory diseases.United States$21M
How this map is made. Every startup here works in Biotech and has raised money in a round we track that names Flagship Ventures as an investor. Each sits under the stage of its latest round. Rebuilt nightly; updated 15 November 2026.
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