Dividend on the way · $0.37
COLB · NASDAQ · Banks - Regional

Columbia Banking System

Operates a unified western-US bank forged from three major bank mergers.

$30.07
After-hours close0.00 (0.00%)
At close$30.07(−2.02%)

Breakdown13F · Form 4

Institutions 102.81%Insiders 0.65%

A 13F quarter can total more than the shares outstanding — sub-advisers file the same block twice, and a filer's own share count can be a quarter stale. No split is drawn from it.

Shares outstanding 282.82M · Float 280.61M · 99.2% free float

Top shareholders13F · 13D/G · Form 4

HolderShares% outstandingFormFiled
BlackRock, Inc.27.47M9.71%13FAug 7, 2026
T. Rowe Price Investment Management, Inc.15.63M5.53%13FAug 14, 2026
Dimensional Fund Advisors LP13.91M4.92%13FAug 11, 2026
Vanguard Portfolio Management LLC13.68M4.84%13FAug 13, 2026
Vanguard Capital Management LLC13.07M4.62%13FAug 13, 2026

Institutions13F, as of Jun 30, 2026

559 holders · 290.78M shares · 86 new positions · 266 increased · 202 reduced · 60 closed

HolderShares% outstandingChg q/qFiled
BlackRock, Inc.27.47M9.71%+405.9KAug 7, 2026
T. Rowe Price Investment Management, Inc.15.63M5.53%−281.6KAug 14, 2026
Dimensional Fund Advisors LP13.91M4.92%+356.7KAug 11, 2026
Vanguard Portfolio Management LLC13.68M4.84%−661.5KAug 13, 2026
Vanguard Capital Management LLC13.07M4.62%−152.1KAug 13, 2026
State Street Corp12.69M4.49%+217.9KAug 7, 2026
Wellington Management Group LLP11.69M4.13%−3.26MAug 14, 2026
Charles Schwab Investment Management Inc11.03M3.90%+585.6KAug 14, 2026

Beneficial owners13D/G · 5% or more, as filed

Holder% of classSharesFormFiled
Wellington Management Group LLP6.10%18.11M13GFeb 10, 2026
T. Rowe Price Investment Management, Inc.6.00%12.59M13GNov 14, 2024
Vanguard Capital Management5.24%15.49M13GApr 29, 2026

InsidersForm 4

InsiderRoleShares% outstandingFiled
Cort L. O'Haverdirector, officer: Executive Chairman390.8K0.14%Mar 4, 2025
Steven R. Gardnerdirector245.9K0.09%Feb 3, 2026
Clint Steindirector, officer: Chair, CEO, President151.6K0.05%Mar 17, 2026
Ron L. Farnsworthofficer: Chief Financial Officer142.5K0.05%Mar 4, 2025
Torran B. Nixonofficer: Senior Executive VP101.2K0.04%Mar 17, 2026
Andrew H. Ognallofficer: EVP Chief Risk Officer74.1K0.03%Mar 17, 2026
Hilliard C. III Terrydirector55.5K0.02%May 18, 2026
Kumi Yamamoto Baruffiofficer: EVP General Counsel, Corp Sec53.7K0.02%Mar 20, 2026
John F. Schultzdirector50.4K0.02%May 18, 2026
Maria M. Popedirector47.6K0.02%May 16, 2025

24 people have not refiled in the last 18 months (722.8K shares), so they are not in the figure above

Latest trades

DateInsiderTypeSharesAvg priceOwned after
Jun 30, 2026
Aaron James Deerofficer: EVP Chief Strategy/Innov Offcr
Purchase886$25.3742,761
Jun 8, 2026
Devine David Mooreofficer: EVP Chief Marketing Officer
Sale · 2 lots3,872$29.7718,636
Mar 13, 2026
Kumi Yamamoto Baruffiofficer: EVP General Counsel, Corp Sec
Sale937$26.2353,715
Mar 13, 2026
Brock Lakelyofficer: EVP, Chief Accounting Officer
Sale211$26.2311,104
Mar 4, 2026
Torran B. Nixonofficer: Senior Executive VP
Sale2,240$28.8598,229
Mar 3, 2026
Torran B. Nixonofficer: Senior Executive VP
Sale2,241$28.25100,469
Jan 30, 2026
Steven R. Gardnerdirector
Sale13,725$29.430

CongressHouse and Senate disclosures

MemberTypeAmountOwnerTradedDisclosed
Rep. Josh Gottheimer · NJ05Sale$1,001 – $15,000JointMar 5, 2026Apr 9, 2026