Arkolith/Insider Trading/COLB/Form 4

Gardner Steven R

DirectorCOLUMBIA BANKING SYSTEM, INC. (COLB) · full profile →Form 4 · filed Feb 3, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$404K
Net Open-Market Flow
-$404K
Transactions
1
1 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jan 30, 2026Sell(S)14K$29.43$404K0

Transaction Codes

S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0000887343-26-000024) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML