ARCH Venture Partners Biotech Portfolio 2026

ARCH Venture Partners — Biotech accounts for 23 tracked companies with verified cap-table data, 23 of which disclose round sizes totalling $5.8B. The median disclosed raise is $200M, and the largest is Beam Therapeutics at $1B, ahead of Mirador Therapeutics ($650M) and Vividion Therapeutics ($362M).

The names that recur most often on these portfolio cap tables are ARCH Venture Partners (23 companies), Nextech Invest (4 companies), Alexandria Venture Investments (4 companies), Mubadala Capital (4 companies), F-Prime Capital (4 companies), T. Rowe Price (3 companies). By latest disclosed round, the market skews Series B (9), Series A (8), Series C (4), IPO (1).

• Companies tracked: 23
• Disclosed funding total: $5.8B across 23 companies
• Median disclosed raise: $200M
• Largest raise: Beam Therapeutics — $1B
• Stage mix: Series B 9 · Series A 8 · Series C 4 · IPO 1
• Most recent dated round: 2026-06-01

Best funded ARCH Venture Partners — Biotech companies

1. Beam Therapeutics — $1B (latest: IPO)
2. Mirador Therapeutics — $650M (latest: Series B)
3. Vividion Therapeutics — $362M (latest: Series B)
4. Ollin Biosciences — $330M (latest: Series B)
5. Seaport Therapeutics — $330M (latest: Series A)
6. FogPharma — $323M (latest: Series D)
7. Kardigan — $300M (latest: Series B)
8. Dewpoint Therapeutics — $287M (latest: Series C)
9. Boundless Bio — $256M (latest: Series C)
10. Dispatch Bio — $216M (latest: Series A)
11. AIRNA — $215M (latest: Series B)
12. Tenvie Therapeutics — $200M (latest: Series A)
13. Soufflé Therapeutics — $200M (latest: Series A)
14. Arbor Biotechnologies — $200M (latest: Series C)
15. Pelage Pharmaceuticals — $154M (latest: Series B)

Arch Venture Partners — related firms and companies (56)

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