Alexandria Venture Investments Co-Investors 2026

Who Alexandria Venture Investments invests alongside: SOSV, AME Cloud Ventures, ARCH Venture Partners — mapped across 14 portfolio companies in 1 sectors.

Alexandria Venture Investments accounts for 81 tracked companies with verified cap-table data, 81 of which disclose round sizes totalling $12B. The median disclosed raise is $123M, and the largest is Neumora Therapeutics at $500M, ahead of TORL BioTherapeutics ($450M) and Prometheus Biosciences ($400M).

The names that recur most often on these co-invested cap tables are Alexandria Venture Investments (81 companies), ARCH Venture Partners (15 companies), GV (10 companies), Polaris Partners (8 companies), Janus Henderson Investors (8 companies), Invus (7 companies). By latest disclosed round, the market skews Series A (32), Series B (27), Series C (10), Seed (4).

Best funded Alexandria Venture Investments companies

  1. Neumora Therapeutics — $500M (latest: Series A)
  2. TORL BioTherapeutics — $450M (latest: Series C)
  3. Prometheus Biosciences — $400M (latest: Series A)
  4. Vividion Therapeutics — $362M (latest: Series B)
  5. Vigil Neuroscience — $350M (latest: IPO)
  6. Immunai — $300M (latest: Series B)
  7. Triveni Bio — $277M (latest: Series C)
  8. Boundless Bio — $256M (latest: Series C)
  9. ARTBIO — $245M (latest: Series B)
  10. Encoded Therapeutics — $240M (latest: Series D)
  11. Bright Peak Therapeutics — $232M (latest: Series C)
  12. Lycia Therapeutics — $232M (latest: Series D)
  13. Senda Biosciences — $226M (latest: Series C)
  14. Semisic — $222M (latest: Series B)
  15. Asher Bio — $215M (latest: Series C)

Alexandria Venture Investments — related firms and companies (56)

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•By Alejandro Cremades