Portfolio Companies 2026 for Amplitude Ventures: investors, rounds, and co-investor patterns from StartupFundraising.com research, updated for 2026.
Amplitude Ventures accounts for 9 tracked companies with verified cap-table data, 9 of which disclose round sizes totalling $1.1B. The median disclosed raise is $132M, and the largest is Mediar Therapeutics at $181M, ahead of Deep Genomics ($180M) and Celsius Therapeutics ($148M).
The names that recur most often on these portfolio cap tables are Amplitude Ventures (9 companies), Longwood Fund (2 companies), Alexandria Venture Investments (2 companies), Casdin Capital (2 companies), Lumira Ventures (2 companies), Samsara BioCapital (2 companies). By latest disclosed round, the market skews Series B (4), Series A (3), Series C (2).