Portfolio Co Investors 2026 for Antler: investors, rounds, and co-investor patterns from StartupFundraising.com research, updated for 2026.
Antler accounts for 13 tracked companies with verified cap-table data, 13 of which disclose round sizes totalling $3B. The median disclosed raise is $51M, and the largest is Aurora at $1.7B, ahead of Dream Security ($450M) and NSO Group ($260M).
The names that recur most often on these co-invested cap tables are Antler (13 companies), Y Combinator (2 companies), Group 11 (2 companies), Bain Capital Ventures (2 companies), Bicycle Capital (2 companies), Tru Arrow Partners (2 companies). By latest disclosed round, the market skews Series A (4), Seed (3), Series B (3), Growth (1).
Companies tracked: 13
Disclosed funding total: $3B across 13 companies
Median disclosed raise: $51M
Largest raise: Aurora — $1.7B
Stage mix: Series A 4 · Seed 3 · Series B 3 · Growth 1
