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$COLB All transactions

COLUMBIA BANKING SYSTEM, INC.

F

$ Value

$47K

Shares

1,652

Price

$28

Filed

Jan 22

Insider

Name

Namdar Frank

Title

EVP Chief Credit Officer

CIK

0001759802

Roles

Officer

Transaction Details

Transaction Date

2026-01-20

Code

F

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

31,163

Footnotes

Shares forfeited pursuant to the terms of the performance restricted stock units granted on February 21, 2023 and reported on the reporting person's Form 4 filed on February 21, 2023 (in accordance with Rule 16b-3(e)) due to the issuer's total shareholder return performance target not being met at target. | Represents withholding of shares of common stock to satisfy the reporting person's tax withholding obligations in connection with the vesting of previously issued restricted stock units.

Filing Info

Accession No.

0000887343-26-000020

Form Type

4

Issuer CIK

0000887343

Namdar Frank's History

Date Ticker Type Value
2026-02-18 COLB A $250K
2026-02-15 COLB F $37K
2026-02-02 COLB A $139K
2026-02-02 COLB F $71K
2026-01-20 COLB D $0
2026-01-20 COLB F $47K

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