Octave Specialty Group, Inc. · NYSE:OSG
Octave Specialty Group, Inc. shareholders
As of Jun 30, 2026, 145 institutions reported holding Octave Specialty Group, Inc., 66.7% of its shares. Largest: BlackRock, Vanguard and Western Standard LLC. New holders, exits, insiders and big stakes, each with its filing.
| Holder | Shares | % of Octave Specialty Group, Inc. | Change | Filed |
|---|---|---|---|---|
| BlackRock | 4.57M | 10.1% | +655K | Aug 7, 2026 |
| Vanguard | 2.72M | 6.0% | +190K | Aug 13, 2026 |
| Western Standard LLC | 2.25M | 5.0% | no change | Aug 10, 2026 |
| Prescott Group Capital Management, L.L.C. | 1.65M | 3.7% | +55,206 | Aug 7, 2026 |
| Third Avenue Management LLC | 1.34M | 3.0% | +668 | Aug 12, 2026 |
| Bain Capital Credit, LP | 1.11M | 2.5% | no change | Aug 14, 2026 |
| Geode Capital | 1.11M | 2.5% | +83,897 | Aug 12, 2026 |
| State Street | 899K | 2.0% | −42,731 | Aug 7, 2026 |
| Dimensional | 717K | 1.6% | −593K | Aug 11, 2026 |
| Jacobs Levy Equity Management, Inc | 650K | 1.4% | −235K | Aug 14, 2026 |