Shawn M. Lyon

Companies

• Marathon PetroleumSVP Log & Storage, MPLX GP LLC Sep 30, 2022 to now¹
• MPLXSenior VP, Log. & Storage Sep 30, 2022 to now²

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• Marathon Petroleum MPC14,133 shares³$6.8M at $478.25Sep 1, 2026
• MMPLX MPLX28,289 shares⁴$1.6M at $58.19Mar 2, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Aug 31, 2026Sold 1,000 shares at $375.75 of Marathon Petroleum³
• Aug 28, 2026Sold 425 shares at $368.51 of Marathon Petroleum³
• Aug 13, 2026Sold 2,500 shares at $350.00 of Marathon Petroleum⁵
• Mar 11, 2026Gift 1,186 shares of Marathon Petroleum⁶
• Mar 2, 2026Shares withheld for tax 279 shares at $206.30 of Marathon Petroleum⁷
• Mar 2, 2026Shares withheld for tax 798 shares at $59.22 of MPLX⁴
• Mar 2, 2026Shares withheld for tax 237 shares at $206.30 of Marathon Petroleum⁷
• Mar 2, 2026Shares withheld for tax 1,033 shares at $59.22 of MPLX⁴
• Mar 2, 2026Shares withheld for tax 257 shares at $206.30 of Marathon Petroleum⁷
• Mar 2, 2026Shares withheld for tax 920 shares at $59.22 of MPLX⁴
• Mar 1, 2026Granted 1,730 shares of Marathon Petroleum⁷
• Mar 1, 2026Granted 5,986 shares of MPLX⁴
• Dec 12, 2025Shares withheld for tax 86 shares at $185.77 of Marathon Petroleum⁸
• Dec 12, 2025Shares withheld for tax 245 shares at $54.85 of MPLX⁹
• Mar 7, 2025Bought 4,000 shares at $52.75 of MPLX¹⁰
• Mar 3, 2025Shares withheld for tax 240 shares at $148.65 of Marathon Petroleum¹¹
• Mar 3, 2025Shares withheld for tax 189 shares at $148.65 of Marathon Petroleum¹¹
• Mar 3, 2025Shares withheld for tax 1,052 shares at $54.34 of MPLX¹²
• Mar 3, 2025Shares withheld for tax 480 shares at $148.65 of Marathon Petroleum¹¹
• Mar 3, 2025Shares withheld for tax 936 shares at $54.34 of MPLX¹²
• Mar 1, 2025Granted 2,098 shares of Marathon Petroleum¹¹
• Mar 1, 2025Granted 6,014 shares of MPLX¹²
• Dec 13, 2024Shares withheld for tax 73 shares at $145.56 of Marathon Petroleum¹³
• Dec 13, 2024Shares withheld for tax 317 shares at $48.86 of MPLX¹⁴
• Mar 1, 2024Granted 1,778 shares of Marathon Petroleum¹⁵