LYON SHAWN M

PrivateCIK: 1948454
Location

FINDLAY, OH

Senior insider sale

SVP Log & Storage, MPLX GP LLC at MARATHON PETROLEUM CORP — senior position signals high conviction

$1.03M

2.92K shares

What this filing means

LYON SHAWN M plans to sell 2.92K shares of MARATHON PETROLEUM CORP valued at approximately $1.03M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderLYON SHAWN MCIK 1948454
IssuerMARATHON PETROLEUM CORPCIK 1510295
Officer· SVP Log & Storage, MPLX GP LLC
Since Mar 2026
2.92K
Shares to sell
$1.03M
Approx. market value
425.00
Acquired (3 months)
1
Planned
1 completed
Securities Acquired — Last 3 Months1
Sort

Compensation

n/a

3/1/2025
425.00
Total acquired425.00
Planned & Completed Dispositions2
Sort

Completed

Completed

Units to sell

2.50K

Market value

$875.0K

8/13/2026

Planned — Approximate Date

NYSEPlanned

Units to sell

425.00

Market value

$156.6K

8/28/2026
Total

Units

2.92K

Value

$1.03M