Portfolio Co Investors 2026 for Casdin Capital: investors, rounds, and co-investor patterns from StartupFundraising.com research, updated for 2026.
Casdin Capital accounts for 54 tracked companies with verified cap-table data, 54 of which disclose round sizes totalling $10B. The median disclosed raise is $132M, and the largest is Treeline Biosciences at $1.1B, ahead of EQRx ($750M) and Sema4 ($621M).
The names that recur most often on these co-invested cap tables are Casdin Capital (55 companies), Andreessen Horowitz (8 companies), Third Rock Ventures (8 companies), Section 32 (7 companies), Nextech Invest (7 companies), GV (6 companies). By latest disclosed round, the market skews Series B (24), Series C (13), Series A (11), Series E (2).
Companies tracked: 54
Disclosed funding total: $10B across 54 companies
Median disclosed raise: $132M
Largest raise: Treeline Biosciences — $1.1B
Stage mix: Series B 24 · Series C 13 · Series A 11 · Series E 2
