Arkolith/Insider Trading/COLB/Form 4

Stein Clint

Chair, President, CEO, DirectorCOLUMBIA BANKING SYSTEM, INC. (COLB) · full profile →Form 4 · filed Feb 4, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
4
4 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Feb 2, 2026Grant(A)29K$29.69$859K152K
Feb 2, 2026Tax withholding(F)9K$29.69$257K154K
Feb 2, 2026Tax withholding(F)11K$29.69$338K141K
Feb 2, 2026Grant(A)22K$29.69$653K163K

Transaction Codes

A
Grant / award
F
Shares withheld for taxes

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0000887343-26-000036) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML