Co-investors · VC firm · United States

Who invests with Samsara BioCapital

68 investors have backed two or more of the 87 startups Samsara BioCapital has backed in rounds we track. Grouped by kind, each ranked by how many of these startups it shares; RA Capital Management shares the most, 20.

68co-investors
3kinds
RA Capital Managementmost shared (20)
VC firmsmost common kind

Samsara BioCapital's whole portfolioSamsara BioCapital's profile

VC firms

40

+16 more

Private equity and asset managers

20

Corporate investors

8

Segment by segment

VC firms

40 investors

  1. Redmile GroupVC firmUnited States11 backed
  2. Polaris PartnersVC firmUnited States7 backed
  3. Casdin CapitalVC firmUnited States7 backed
  4. ARCH Venture PartnersVC firmUnited States6 backed
  5. Alexandria Real Estate EquitiesVC firmUnited States6 backed
  6. Novo HoldingsVC firmDenmark6 backed
  7. Wellington ManagementVC firmUnited States6 backed
  8. TCG CrossoverVC firmUnited States6 backed

Private equity and asset managers

20 investors

  1. RA Capital ManagementPrivate equityUnited States20 backed
  2. Janus Henderson InvestorsPrivate equityUnited Kingdom17 backed
  3. OrbiMedPrivate equityUnited States14 backed
  4. Cormorant Asset ManagementPrivate equityUnited States12 backed
  5. Vivo CapitalPrivate equityUnited States11 backed
  6. Perceptive AdvisorsAsset managerUnited States9 backed
  7. TCGPrivate equityUnited States6 backed
  8. EcoR1 CapitalPrivate equityUnited States5 backed

Corporate investors

8 investors

  1. SR OneCorporate investorUnited States4 backed
  2. Eli LillyCorporate investorUnited States3 backed
  3. Novartis Venture FundCorporate investorSwitzerland3 backed
  4. Sanofi VenturesCorporate investorUnited States3 backed
  5. AmgenCorporate investorUnited States3 backed
  6. Leaps by BayerCorporate investorGermany2 backed
  7. Google VenturesCorporate investorUnited States2 backed
  8. Johnson & Johnson Robotics and Digital SolutionsCorporate investorUnited States2 backed

How this map is made. Every investor here has backed two or more of the same startups as Samsara BioCapital, in rounds we track. Grouped by kind, each ranked by how many startups it shares with Samsara BioCapital. Rebuilt nightly; updated 15 November 2026.

More portfolio maps

All portfolios
Sector portfolioSamsara BioCapital's Biotech portfolio62 startups · $11BSector portfolioSamsara BioCapital's Pharma portfolio16 startups · $2.6BCo-investorsWho invests with Techstars991 co-investorsCo-investorsWho invests with SV Angel988 co-investorsCo-investorsWho invests with Andreessen Horowitz977 co-investorsCo-investorsWho invests with Alumni Ventures911 co-investors

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