Columbia Banking System, Inc. · NASDAQ:COLB
Columbia Banking System, Inc. shareholders
As of Jun 30, 2026, 538 institutions reported holding Columbia Banking System, Inc., 95.3% of its shares. Largest: Vanguard, BlackRock and T. Rowe Price. New holders, exits, insiders and big stakes, each with its filing.
| Holder | Shares | % of Columbia Banking System, Inc. | Change | Filed |
|---|---|---|---|---|
| Vanguard | 29.2M | 10.3% | −816K | Aug 13, 2026 |
| BlackRock | 27.5M | 9.7% | +406K | Aug 7, 2026 |
| T. Rowe Price | 25.5M | 9.0% | +624K | Aug 14, 2026 |
| Dimensional | 13.9M | 4.9% | +357K | Aug 11, 2026 |
| State Street | 12.7M | 4.5% | +218K | Aug 7, 2026 |
| Wellington | 11.7M | 4.1% | −3.26M | Aug 14, 2026 |
| Schwab | 11M | 3.9% | +586K | Aug 14, 2026 |
| American Century | 7.9M | 2.8% | −1.83M | Aug 12, 2026 |
| Franklin Templeton | 6.53M | 2.3% | −84,714 | Aug 13, 2026 |
| Sun Life | 5.96M | 2.1% | −65,934 | Aug 3, 2026 |