Portfolio Co Investors 2026 for Fortress Investment Group: investors, rounds, and co-investor patterns from StartupFundraising.com research, updated for 2026.
Fortress Investment Group accounts for 16 tracked companies with verified cap-table data, 16 of which disclose round sizes totalling $5.4B. The median disclosed raise is $120M, and the largest is Vivint at $1.3B, ahead of Ripple ($994M) and Tabeo ($960M).
The names that recur most often on these co-invested cap tables are Fortress Investment Group (16 companies), Blackstone Group (1 company), Citadel Securities (1 company), Pantera Capital (1 company), Galaxy Digital (1 company), Brevan Howard (1 company). By latest disclosed round, the market skews Growth (5), Series C (2), Series B (2), Series A (1).
Companies tracked: 16
Disclosed funding total: $5.4B across 16 companies
Median disclosed raise: $120M
Largest raise: Vivint — $1.3B
Stage mix: Growth 5 · Series C 2 · Series B 2 · Series A 1
