Shawn M Lyon Marathon Petroleum Corp (MPC) insider trading activity

Shawn M Lyon is SVP Log & Storage, MPLX GP LLC of Marathon Petroleum Corp. Currently has a direct ownership of 15,348 shares of MPC, which is worth approximately $3.07 Million. The most recent transaction as insider was on Dec 12, 2025, when has been sold 86 shares (Common Stock) at a price of $185.77 per share, resulting in proceeds of $15,976. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 15.3K

0.56% 3M change

7.74% 12M change

Total Value Held $3.07 Million

Shawn M Lyon Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Dec 12 2025	SELL Payment of exercise price or tax liability	$15,976 $185.77 p/Share	86 Reduced 0.56%	15,348 Common Stock
Mar 03 2025	SELL Payment of exercise price or tax liability	$135,122 $148.65 p/Share	909 Reduced 5.56%	15,434 Common Stock
Mar 01 2025	BUY Grant, award, or other acquisition	-	2,098 Added 11.38%	16,343 Common Stock
Dec 13 2024	SELL Payment of exercise price or tax liability	$10,625 $145.56 p/Share	73 Reduced 0.51%	14,245 Common Stock
Mar 01 2024	SELL Payment of exercise price or tax liability	$190,435 $172.34 p/Share	1,105 Reduced 8.1%	12,540 Common Stock
Mar 01 2024	BUY Grant, award, or other acquisition	-	1,778 Added 11.05%	14,318 Common Stock
Dec 01 2023	SELL Payment of exercise price or tax liability	$11,962 $151.42 p/Share	79 Reduced 0.58%	13,645 Common Stock

Sep 08 2023	SELL Bona fide gift	-	1,312 Reduced 8.73%	13,724 Common Stock
Aug 10 2023	SELL Open market or private sale	$1,189,854 $147.15 p/Share	8,086 Reduced 34.97%	15,036 Common Stock
Aug 10 2023	BUY Exercise of conversion of derivative security	$168,754 $20.87 p/Share	8,086 Added 25.91%	23,122 Common Stock
Apr 03 2023	SELL Payment of exercise price or tax liability	$123,514 $135.88 p/Share	909 Reduced 5.7%	15,036 Common Stock
Mar 01 2023	SELL Payment of exercise price or tax liability	$82,111 $126.52 p/Share	649 Reduced 4.43%	14,011 Common Stock
Mar 01 2023	BUY Grant, award, or other acquisition	-	1,934 Added 10.82%	15,945 Common Stock
Nov 18 2022	SELL Open market or private sale	$1,466,247 $121.65 p/Share	12,053 Reduced 45.12%	14,660 Common Stock
Nov 18 2022	BUY Exercise of conversion of derivative security	$735,835 $61.05 p/Share	12,053 Added 31.09%	26,713 Common Stock

Also insider at

MPLX

MPLX LP Energy

Senior VP, Log. & Storage

SML

Shawn M Lyon

SVP Log & Storage, MPLX GP LLC

Findlay, OH

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