Columbia Banking System, Inc. Common Stock — Institutional Ownership
Which tracked institutions hold COLB, and how they changed the position last quarter. Latest holdings as of Jun 30, 2026. Source: SEC 13-F filings.
4
Funds holding
$153250656
Total value held
Buying
3 added/new · 1 reduced
| # | Institution | Value | Shares | Δ Shares | Change (QoQ) |
|---|---|---|---|---|---|
| 1 | Bank Of New York Mellon Corp | $120867350 | 3771212 | -3640551 | -49.12% |
| 2 | Ameriprise Financial Inc | $26564436 | 828827 | +828827 | NEW BUY |
| 3 | Hennessy Advisors Inc | $3076800 | 96000 | +96000 | NEW BUY |
| 4 | General American Investors Co Inc | $2742070 | 85556 | +85556 | NEW BUY |
Aggregated across tracked institutional filers. Reported quarterly on SEC Form 13-F and may lag. For research only — not investment advice.