John J. Quaid

Companies

• MPLXBoard member Jan 27, 2022 to now¹
• Marathon PetroleumVice President and Controller Jun 27, 2014 to now²
• MPLXChief financial officer Sep 2, 2021 to Mar 3, 2023³

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 MPC35,457 shares⁴$17.0M at $478.25Mar 3, 2025
• MMPLX MPLX52,393 shares⁵$3.0M at $58.19Mar 3, 2025

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

Recent filings

• Mar 3, 2025Shares withheld for tax 543 shares at $148.65 of Marathon Petroleum⁴
• Mar 3, 2025Shares withheld for tax 2,379 shares at $54.34 of MPLX⁵
• Mar 3, 2025Shares withheld for tax 358 shares at $148.65 of Marathon Petroleum⁴
• Mar 3, 2025Shares withheld for tax 1,280 shares at $54.34 of MPLX⁵
• Mar 3, 2025Shares withheld for tax 535 shares at $148.65 of Marathon Petroleum⁴
• Mar 3, 2025Shares withheld for tax 1,267 shares at $54.34 of MPLX⁵
• Mar 1, 2025Granted 4,459 shares of Marathon Petroleum⁴
• Mar 1, 2025Granted 12,780 shares of MPLX⁵
• Mar 1, 2024Granted 3,674 shares of Marathon Petroleum⁶
• Mar 1, 2024Granted 16,087 shares of MPLX⁷
• Mar 1, 2024Shares withheld for tax 358 shares at $172.34 of Marathon Petroleum⁶
• Mar 1, 2024Shares withheld for tax 1,280 shares at $38.87 of MPLX⁷
• Mar 1, 2024Shares withheld for tax 535 shares at $172.34 of Marathon Petroleum⁶
• Mar 1, 2024Shares withheld for tax 1,266 shares at $38.87 of MPLX⁷
• Mar 1, 2024Shares withheld for tax 467 shares at $172.34 of Marathon Petroleum⁶
• Mar 1, 2024Shares withheld for tax 980 shares at $38.87 of MPLX⁷
• Mar 1, 2023Granted 8,658 shares of MPLX⁸
• Mar 1, 2023Shares withheld for tax 1,266 shares at $34.54 of MPLX⁸
• Mar 1, 2023Shares withheld for tax 980 shares at $34.54 of MPLX⁸
• Mar 1, 2023Shares withheld for tax 590 shares at $34.54 of MPLX⁸
• Jan 25, 2023Granted 628 shares of MPLX⁹
• Mar 1, 2022Granted 8,563 shares of MPLX¹⁰
• Mar 1, 2022Shares withheld for tax 969 shares at $32.63 of MPLX¹⁰
• Mar 1, 2022Shares withheld for tax 583 shares at $32.63 of MPLX¹⁰
• Mar 1, 2022Shares withheld for tax 321 shares at $32.63 of MPLX¹⁰