MPLX LP — Insider Transactions
Form 4 filings by directors, officers, and 10%+ shareholders
SEC rules require corporate insiders — including directors, executive officers, and any shareholder owning more than 10% of a company's shares — to report changes in their ownership within two business days of a transaction. These disclosures are filed as Form 4. Open-market purchases (code P) are generally considered the most meaningful signal, as insiders are spending their own money.
| Insider | Title | Type | Shares | Price | Value | Owns After | Date |
|---|---|---|---|---|---|---|---|
| SURMA JOHN P | — | Award / Grant | 916 | — | — | 63,235 | Apr 3, 2023 |
| STICE J MICHAEL | — | Award / Grant | 916 | — | — | 33,492 | Apr 3, 2023 |
| SEMPLE FRANK M | — | Award / Grant | 916 | — | — | 37,312 | Apr 3, 2023 |
| SANDMAN DAN D | — | Award / Grant | 269 | — | — | 127,542 | Apr 3, 2023 |
| Peiffer Garry L. | — | Award / Grant | 791 | — | — | 42,985 | Apr 3, 2023 |
| HELMS CHRISTOPHER A | — | Award / Grant | 791 | — | — | 58,434 | Apr 3, 2023 |
| Breves Christine S | — | Award / Grant | 791 | — | — | 2,067 | Apr 3, 2023 |
| Quaid John J | Exec VP and CFO | Award / Grant | 8,658 | — | — | 31,978 | Mar 1, 2023 |
| Mannen Maryann T. | — | Tax Withholding | 4,346 | $34.54 | $150,111 | 49,512 | Mar 1, 2023 |
| Lyon Shawn M | Senior VP, Log. & Storage | Award / Grant | 6,926 | — | — | 11,024 | Mar 1, 2023 |
| Hennigan Michael J | President & CEO | Award / Grant | 77,345 | — | — | 319,215 | Mar 1, 2023 |
| Gagle Suzanne | General Counsel | Tax Withholding | 1,507 | $34.54 | $52,052 | 58,504 | Mar 1, 2023 |
| Floerke Gregory Scott | Exec. VP and COO | Tax Withholding | 1,207 | $34.54 | $41,690 | 78,756 | Mar 1, 2023 |
| SURMA JOHN P | — | Award / Grant | 1,200 | — | — | 62,319 | Feb 14, 2023 |
| STICE J MICHAEL | — | Award / Grant | 713 | — | — | 32,575 | Feb 14, 2023 |
| SEMPLE FRANK M | — | Award / Grant | 796 | — | — | 36,396 | Feb 14, 2023 |
| SANDMAN DAN D | — | Award / Grant | 1,021 | — | — | 127,273 | Feb 14, 2023 |
| Peiffer Garry L. | — | Award / Grant | 923 | — | — | 42,195 | Feb 14, 2023 |
| HELMS CHRISTOPHER A | — | Award / Grant | 1,021 | — | — | 57,643 | Feb 14, 2023 |
| Breves Christine S | — | Award / Grant | 28 | — | — | 1,277 | Feb 14, 2023 |
| Quaid John J | Exec VP and CFO | Award / Grant | 628 | — | — | 26,156 | Jan 25, 2023 |
| Hennigan Michael J | President & CEO | Award / Grant | 3,843 | — | — | 267,233 | Jan 25, 2023 |
| Gagle Suzanne | General Counsel | Award / Grant | 1,605 | — | — | 60,011 | Jan 25, 2023 |
| Floerke Gregory Scott | Exec. VP and COO | Award / Grant | 798 | — | — | 80,690 | Jan 25, 2023 |
| SURMA JOHN P | — | Award / Grant | 978 | — | — | 61,119 | Jan 3, 2023 |
| STICE J MICHAEL | — | Award / Grant | 978 | — | — | 31,862 | Jan 3, 2023 |
| SEMPLE FRANK M | — | Award / Grant | 978 | — | — | 35,599 | Jan 3, 2023 |
| SANDMAN DAN D | — | Award / Grant | 844 | — | — | 126,252 | Jan 3, 2023 |
| Peiffer Garry L. | — | Award / Grant | 844 | — | — | 41,271 | Jan 3, 2023 |
| HELMS CHRISTOPHER A | — | Award / Grant | 844 | — | — | 56,622 | Jan 3, 2023 |
| Breves Christine S | — | Award / Grant | 844 | — | — | 1,249 | Jan 3, 2023 |
| Kaczynski Thomas | Senior VP, Finance & Treasurer | Tax Withholding | 173 | $33.82 | $5,851 | 18,091 | Dec 2, 2022 |
| Hennigan Michael J | President & CEO | Tax Withholding | 5,813 | $33.82 | $196,596 | 263,390 | Dec 2, 2022 |
| Gagle Suzanne | General Counsel | Tax Withholding | 606 | $33.82 | $20,495 | 58,406 | Dec 2, 2022 |
| Floerke Gregory Scott | Exec. VP and COO | Tax Withholding | 320 | $33.82 | $10,822 | 79,892 | Dec 2, 2022 |
| Breves Christine S | — | Award / Grant | 405 | — | — | 405 | Nov 30, 2022 |
| SURMA JOHN P | — | Award / Grant | 1,175 | — | — | 60,141 | Nov 22, 2022 |
| STICE J MICHAEL | — | Award / Grant | 689 | — | — | 30,884 | Nov 22, 2022 |
| SEMPLE FRANK M | — | Award / Grant | 773 | — | — | 34,621 | Nov 22, 2022 |
| SANDMAN DAN D | — | Award / Grant | 1,000 | — | — | 125,408 | Nov 22, 2022 |
| Peiffer Garry L. | — | Award / Grant | 903 | — | — | 40,427 | Nov 22, 2022 |
| HELMS CHRISTOPHER A | — | Award / Grant | 1,000 | — | — | 55,778 | Nov 22, 2022 |
| SURMA JOHN P | — | Award / Grant | 1,050 | — | — | 58,965 | Oct 3, 2022 |
| STICE J MICHAEL | — | Award / Grant | 1,050 | — | — | 30,195 | Oct 3, 2022 |
| SEMPLE FRANK M | — | Award / Grant | 1,050 | — | — | 33,848 | Oct 3, 2022 |
| SANDMAN DAN D | — | Award / Grant | 906 | — | — | 124,409 | Oct 3, 2022 |
| Peiffer Garry L. | — | Award / Grant | 906 | — | — | 39,525 | Oct 3, 2022 |
| HELMS CHRISTOPHER A | — | Award / Grant | 906 | — | — | 54,779 | Oct 3, 2022 |
| SURMA JOHN P | — | Award / Grant | 1,073 | — | — | 57,916 | Aug 12, 2022 |
| STICE J MICHAEL | — | Award / Grant | 620 | — | — | 29,145 | Aug 12, 2022 |