Arkolith/Insider Trading/MPC/Form 4

Lyon Shawn M

SVP Log & Storage, MPLX GP LLCMarathon Petroleum Corp (MPC) · full profile →Form 4 · filed Mar 3, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
4
4 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Mar 2, 2026Tax withholding(F)279$206.30$58K16K
Mar 2, 2026Tax withholding(F)237$206.30$49K17K
Mar 2, 2026Tax withholding(F)257$206.30$53K17K
Mar 1, 2026Grant(A)2K—$017K

Transaction Codes

F
Shares withheld for taxes
A
Grant / award

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001948454-26-000003) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML