Andrew H Ognall Columbia Banking System, Inc. (COLB) insider trading activity

Andrew H Ognall is EVP Chief Risk Officer of COLUMBIA BANKING SYSTEM, INC.. Currently has a direct ownership of 72,356 shares of COLB, which is worth approximately $1.95 Million. The most recent transaction as insider was on Jan 20, 2026, when has been sold 1,353 shares (Common Stock) at a price of $28.35 per share, resulting in proceeds of $38,357. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 72.4K

2.57% 3M change

8.44% 12M change

Total Value Held $1.95 Million

ANDREW H OGNALL Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Jan 20 2026	SELL Payment of exercise price or tax liability	$38,357 $28.35 p/Share	1,353 Reduced 1.84%	72,356 Common Stock
Jan 20 2026	SELL Sale (or disposition) back to the issuer	-	559 Reduced 0.75%	73,709 Common Stock
Feb 28 2025	SELL Payment of exercise price or tax liability	$91,416 $26.73 p/Share	3,420 Reduced 4.4%	74,268 Common Stock
Feb 14 2025	SELL Payment of exercise price or tax liability	$36,647 $27.41 p/Share	1,337 Reduced 1.69%	77,688 Common Stock
Mar 08 2024	SELL Payment of exercise price or tax liability	$52,774 $19.51 p/Share	2,705 Reduced 3.31%	79,025 Common Stock
Mar 01 2024	BUY Grant, award, or other acquisition	$174,983 $17.87 p/Share	9,792 Added 10.7%	81,730 Common Stock
Feb 28 2024	SELL Payment of exercise price or tax liability	$29,623 $17.76 p/Share	1,668 Reduced 2.27%	71,938 Common Stock

Feb 15 2024	SELL Payment of exercise price or tax liability	$24,218 $19.01 p/Share	1,274 Reduced 1.7%	73,606 Common Stock
Jan 01 2024	SELL Payment of exercise price or tax liability	$44,128 $26.68 p/Share	1,654 Reduced 2.1%	76,930 Common Stock
Mar 08 2023	SELL Payment of exercise price or tax liability	$27,059 $27.36 p/Share	989 Reduced 1.29%	75,703 Common Stock
Mar 02 2023	SELL Payment of exercise price or tax liability	$124,594 $29.07 p/Share	4,286 Reduced 5.29%	76,692 Common Stock
Mar 02 2023	BUY Grant, award, or other acquisition	-	3,247 Added 3.86%	80,978 Common Stock

Also insider at

UMPQ

UMPQUA HOLDINGS CORP Financial Services

EVP/General Counsel/Secretary

AHO

Andrew H Ognall

EVP Chief Risk Officer

Portland, OR

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