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$COLB All transactions

COLUMBIA BANKING SYSTEM, INC.

A

$ Value

$93K

Shares

3,146

Price

$30

Filed

Feb 4

Insider

Name

Anderson Drew K

Title

EVP Chief Admin Officer

CIK

0001955918

Roles

Officer

Transaction Details

Transaction Date

2026-02-02

Code

A

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

24,984

Footnotes

Shares granted pursuant to the terms of the performance restricted stock units granted on February 21, 2023, which vested on February 2, 2026 based on to the issuer's relative return on tangible common equity for fiscal years 2023-2025 compared to a Compensation Committee approved group of peers. | Represents withholding of shares of common stock to satisfy the reporting person's tax withholding obligations in connection with the shares granted pursuant to the terms of the performance restricted stock units vesting.

Filing Info

Accession No.

0000887343-26-000026

Form Type

4

Issuer CIK

0000887343

Anderson Drew K's History

Date Ticker Type Value
2026-02-18 COLB A $250K
2026-02-15 COLB F $25K
2026-02-02 COLB A $93K
2026-02-02 COLB F $51K
2026-01-20 COLB D $0
2026-01-20 COLB F $32K

Other Insiders at COLB (90d)

Insider Bought Sold Last
MACHUCA LUIS 2026-02-04
GARDNER STEVEN R $404K 2026-01-30
Stein Clint
Chair, President, CEO
2026-02-18
OGNALL ANDREW H
EVP Chief Risk Officer
2026-02-18
BARUFFI KUMI YAMAMOTO
EVP General Counsel, Corp Sec
2026-02-18
Nixon Torran B
Senior Executive VP
2026-02-18
Lakely Brock
EVP, Chief Accounting Officer
2026-04-15
Namdar Frank
EVP Chief Credit Officer
2026-02-18
Merrywell Christopher
Senior Executive VP
2026-02-18
Moore Devine David
EVP Chief Marketing Officer
2026-02-18
Deer Aaron James
EVP Chief Strategy/Innov Offcr
2026-02-18
Giem Judi
EVP CHRO
2026-02-18
Anderson Drew K
EVP Chief Admin Officer
2026-02-18
Seda Ivan A
EVP, Chief Financial Officer
2026-02-18