Lyon Shawn M

SEC Form 4 insider
SVP Log & Storage, MPLX GP LLC · Marathon Petroleum Corp ($MPC)
1 thesis · first seen Aug 17, 2026
WindowThesesResolvedWinsWin rateAvg returnMedian return
1d1100%+2.2%+2.2%
3d1100%+0.0%+0.0%
1w1100%+1.2%+1.2%
1m1100%+15.6%+15.6%
3m000———
6m000———
1y000———

Past performance does not predict future results. Informational only, not investment advice.

Thesis history

$MPCSEC Form 4bearish
Sold 2,500 @ $350.00 avg · $875,000 · 2026-08-13

Form 4: Lyon Shawn M sold MPC

Lyon Shawn M (SVP Log & Storage, MPLX GP LLC at Marathon Petroleum Corp) reported an open-market sale of 2,500 shares of MPC at an average $350.00, roughly $875,000, in a Form 4 filed 2026-08-17.

At post $358.18Now $358.95+0.2% since postedas of Aug 24, 1:28 PM ET
1d+2.2%
3d+0.0%
1w+1.2%
1m+15.6%
3m—
6m—
1y—
View filing on SEC.gov →

End of results.