Michael Ranttila Middlefield Banc Corp (MBCN) insider trading activity

Michael Ranttila is EVP/CFO of MIDDLEFIELD BANC CORP. Currently has a direct ownership of 19,519 shares of MBCN, which is worth approximately $659,742. The most recent transaction as insider was on Jan 14, 2026, when has been sold 438 shares (Common Stock) at a price of $34.5 per share, resulting in proceeds of $15,111. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 19.5K

216.3% 3M change

383.74% 12M change

Total Value Held $659,742

MICHAEL RANTTILA Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Jan 14 2026	SELL Payment of exercise price or tax liability	$15,111 $34.5 p/Share	438 Reduced 2.19%	19,519 Common Stock
Jan 14 2026	BUY Grant, award, or other acquisition	$50,956 $34.5 p/Share	1,477 Added 6.89%	19,957 Common Stock
Dec 17 2025	SELL Payment of exercise price or tax liability	$146,594 $37.0 p/Share	3,962 Reduced 17.65%	18,480 Common Stock
Dec 17 2025	BUY Grant, award, or other acquisition	$602,027 $37.0 p/Share	16,271 Added 42.03%	22,442 Common Stock
Aug 06 2025	SELL Payment of exercise price or tax liability	$11,874 $27.11 p/Share	438 Reduced 6.63%	6,171 Common Stock
Aug 06 2025	BUY Grant, award, or other acquisition	$40,827 $27.11 p/Share	1,506 Added 18.56%	6,609 Common Stock
Feb 23 2025	SELL Payment of exercise price or tax liability	$13,759 $24.57 p/Share	560 Reduced 9.89%	5,103 Common Stock

Feb 23 2025	BUY Grant, award, or other acquisition	$39,999 $24.57 p/Share	1,628 Added 22.33%	5,663 Common Stock
Feb 23 2024	SELL Payment of exercise price or tax liability	$18,443 $24.3 p/Share	759 Reduced 15.83%	4,035 Common Stock
Feb 23 2024	BUY Grant, award, or other acquisition	$45,246 $24.3 p/Share	1,862 Added 27.97%	4,794 Common Stock
Feb 25 2023	SELL Payment of exercise price or tax liability	$6,699 $29.0 p/Share	231 Reduced 7.3%	2,932 Common Stock
Feb 25 2023	BUY Grant, award, or other acquisition	$13,398 $29.0 p/Share	462 Added 12.74%	3,163 Common Stock
Dec 05 2022	BUY Grant, award, or other acquisition	$35,435 $28.6 p/Share	1,239 Added 31.45%	2,701 Common Stock
Mar 01 2022	SELL Payment of exercise price or tax liability	$6,992 $25.52 p/Share	274 Reduced 15.78%	1,462 Common Stock
Mar 01 2022	BUY Grant, award, or other acquisition	$15,414 $25.52 p/Share	604 Added 25.81%	1,736 Common Stock
May 24 2021	BUY Grant, award, or other acquisition	$2,073 $23.83 p/Share	87 Added 7.15%	1,130 Common Stock

Michael Ranttila

EVP/CFO

Middlefield, OH

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