Stocks · Financials · State Commercial Banks

COLUMBIA BANKING SYSTEM, INC.

COLB Clue Score53

United States Fiscal year ends December CIK 0000887343 Results filed 22 Oct 2026

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What the insiders did Net buying

Bought (120 mo)

$2.18M

out of their own pocket, the only kind of buying there is

Sold (120 mo)

$2.10M

$244.39K on a plan · $30.11K straight out of an exercise

Sold at will

$1.83M

31 of 36 sales

Net

+$82.02K

+$356.53K against sales at will