Person

Shawn M. Lyon

SVP Log & Storage, MPLX GP LLC, Marathon Petroleum

Current S&P 500 boards
0
Current roles
1
Open-market buys
$0
Open-market sales
$4.1M

Current roles

From Section 16 filings (Forms 3, 4 and 5) in the last 13 months.

Past roles

“Last filing” is the latest Form 3/4/5 for that company, an upper bound on the end date.

None on record since 2016.

Sits alongside

People who currently share a board or management team with this person.

Open-market trades

Purchases and sales reported on Form 4 at S&P 500 companies.

DateCompanyTypeSharesPriceValue
Aug 31, 2026MPCSale1,000$375.75$376K
Aug 28, 2026MPCSale425$368.51$157K
Aug 13, 2026MPCSale2,500$350.00$875K
Aug 10, 2023MPCSale8,086$147.15$1.2M
Nov 18, 2022MPCSale12,053$121.65$1.5M

SEC reporting-owner ID (CIK) 1948454 · all filings on EDGAR

Shawn M. Lyon (MPC) | USBoard