Info
Insider Ownership

Insider Trading & Ownership of Clint Stein

Location: Tacoma, WA
Summary: The estimated net worth of Clint Stein is at least $15,671,437 dollars as of 20 Feb 2026. Clint Stein is the Chair, President, CEO, Director of COLUMBIA BANKING SYSTEM, INC. and owns shares of COLUMBIA BANKING SYSTEM, INC. (COLB) stock worth about $15.67M.
Signature: /s/ Andrea M. Newburn, Attorney-in-fact
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Ownership of Clint Stein

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
COLB	COLUMBIA BANKING SYSTEM, INC.	Chair, President, CEO, Director	$15,671,437			18 Feb 2026

Insider Transactions Reported by Clint Stein:

Sym	Company	Class	Transaction	%	Value $	* Price $	Shares	Shares After	Date	Ownership

* An asterisk sign (*) next to the price indicates that the price is likely invalid.