Arkolith/Insider Trading/COLB/Form 4

Deer Aaron James

EVP Chief Strategy/Innov OffcrCOLUMBIA BANKING SYSTEM, INC. (COLB) · full profile →Form 4 · filed Feb 20, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
1
0 non-derivative · 1 derivative

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Feb 18, 2026Grant(A)4K$31.24$125K9K

Transaction Codes

A
Grant / award

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0000887343-26-000069) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML