Arkolith/Insider Trading/COLB/Form 4

Deer Aaron James

EVP Chief Strategy/Innov OffcrCOLUMBIA BANKING SYSTEM, INC. (COLB) · full profile →Form 4 · filed Jul 2, 2026
Net Buying
Open-Market Buys
$22K
Open-Market Sells
$0
Net Open-Market Flow
$22K
Transactions
1
1 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jun 30, 2026Buy(P)886$25.37$22K43K

Transaction Codes

P
Open-market purchase

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0000887343-26-000161) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML