Maryann T. Mannen Marathon Petroleum Corp (MPC) insider trading activity

Maryann T. Mannen is President & CEO of Marathon Petroleum Corp. Currently has a direct ownership of 100,547 shares of MPC, which is worth approximately $18.1 Million. The most recent transaction as insider was on Aug 01, 2025, when has been sold 908 shares (Common Stock) at a price of $166.39 per share, resulting in proceeds of $151,082. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 101K

0.89% 3M change

14.88% 12M change

Total Value Held $18.1 Million

Maryann T. Mannen Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Aug 01 2025	SELL Payment of exercise price or tax liability	$151,082 $166.39 p/Share	908 Reduced 0.89%	100,547 Common Stock
Mar 03 2025	SELL Payment of exercise price or tax liability	$463,639 $148.65 p/Share	3,119 Reduced 2.98%	101,455 Common Stock
Mar 01 2025	BUY Grant, award, or other acquisition	-	17,048 Added 14.02%	104,574 Common Stock
Aug 01 2024	BUY Grant, award, or other acquisition	-	6,921 Added 7.33%	87,526 Common Stock
Mar 01 2024	SELL Payment of exercise price or tax liability	$760,019 $172.34 p/Share	4,410 Reduced 5.58%	74,679 Common Stock
Mar 01 2024	BUY Grant, award, or other acquisition	-	5,926 Added 6.85%	80,605 Common Stock
Feb 01 2024	SELL Payment of exercise price or tax liability	$1,721,929 $166.37 p/Share	10,350 Reduced 11.57%	79,089 Common Stock
Mar 01 2023	SELL Payment of exercise price or tax liability	$437,506 $126.52 p/Share	3,458 Reduced 4.04%	82,185 Common Stock
Mar 01 2023	BUY Grant, award, or other acquisition	-	7,254 Added 7.5%	89,439 Common Stock
Feb 01 2023	SELL Payment of exercise price or tax liability	$1,154,257 $125.49 p/Share	9,198 Reduced 9.7%	85,643 Common Stock
Mar 01 2022	SELL Payment of exercise price or tax liability	$158,982 $76.84 p/Share	2,069 Reduced 2.4%	84,254 Common Stock
Mar 01 2022	BUY Grant, award, or other acquisition	-	10,587 Added 10.04%	94,841 Common Stock
Feb 01 2022	SELL Payment of exercise price or tax liability	$605,074 $72.49 p/Share	8,347 Reduced 8.82%	86,323 Common Stock
Mar 01 2021	BUY Grant, award, or other acquisition	-	15,770 Added 14.28%	94,670 Common Stock
Feb 01 2021	BUY Grant, award, or other acquisition	-	78,900 Added 50.0%	78,900 Common Stock

Also insider at

Owens Corning Industrials

Director

MPLX

MPLX LP Energy

President & CEO

MTM

Maryann T. Mannen

President & CEO

Toledo, OH

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