MPLX

Mplx LP

Company with tickers: MPLX, MPLXP

Market Cap

$56.90B

Shares Outstanding

1,014,733,719

CIK

1552000

CUSIP

55336V100

13F Activity (30d)

10 filings 7 filers

Website

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Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 3, 4 and 5. Form 4 must be filed within two business days of the trade.

Date	Insider	Role	Type	Shares	Price	Value	After
2026-05-15	HELMS CHRISTOPHER A	Director	Award	1,415	—	—	84,413
2026-05-15	SEMPLE FRANK M	Director	Award	1,194	—	—	61,945
2026-05-15	STICE J MICHAEL	Director	Award	1,098	—	—	56,972
2026-05-15	Breves Christine S	Director	Award	276	—	—	14,361
2026-05-15	SURMA JOHN P	Director	Award	1,656	—	—	93,426
2026-05-15	Peiffer Garry L.	Director	Award	1,303	—	—	67,622
2026-05-15	Walker Ray N JR	Director	Award	78	—	—	4,069
2026-04-30	STICE J MICHAEL	Director	Award	2,579	—	—	55,874
2026-04-30	HELMS CHRISTOPHER A	Director	Award	2,246	—	—	82,998
2026-04-30	SEMPLE FRANK M	Director	Award	2,579	—	—	60,751
2026-04-30	Breves Christine S	Director	Award	2,246	—	—	14,084
2026-04-30	Peiffer Garry L.	Director	Award	2,246	—	—	66,319
2026-04-30	SURMA JOHN P	Director	Award	2,579	—	—	91,769
2026-04-30	Walker Ray N JR	Director	Award	2,246	—	—	3,990
2026-03-02	HAGEDORN CARL KRISTOPHER	Senior VP and Controller	Tax	422	$59.22	$24,991	21,988
2026-03-02	Benson Molly R	Chief Legal Ofc & Corp Sec	Tax	998	$59.22	$59,102	46,114
2026-03-02	Benson Molly R	Chief Legal Ofc & Corp Sec	Tax	614	$59.22	$36,361	48,352
2026-03-02	Mannen Maryann T.	EVP & Chief Financial Officer	Tax	3,404	$59.22	$201,585	171,868
2026-03-02	Mannen Maryann T.	EVP & Chief Financial Officer	Tax	6,409	$59.22	$379,541	165,459
2026-03-02	Floerke Gregory Scott	Ex VP & COO, MPLX GP LLC	Tax	1,100	$59.22	$65,142	96,134
2026-03-02	Mannen Maryann T.	EVP & Chief Financial Officer	Tax	3,407	$59.22	$201,763	175,272
2026-03-02	HAGEDORN CARL KRISTOPHER	Senior VP and Controller	Tax	663	$59.22	$39,263	20,409
2026-03-02	Lyon Shawn M	SVP Log & Storage, MPLX GP LLC	Tax	920	$59.22	$54,482	30,120
2026-03-02	Benson Molly R	Chief Legal Ofc & Corp Sec	Tax	1,240	$59.22	$73,433	47,112
2026-03-02	Floerke Gregory Scott	Ex VP & COO, MPLX GP LLC	Tax	995	$59.22	$58,924	97,234
2026-03-02	Lyon Shawn M	SVP Log & Storage, MPLX GP LLC	Tax	798	$59.22	$47,258	28,289
2026-03-02	Lyon Shawn M	SVP Log & Storage, MPLX GP LLC	Tax	1,033	$59.22	$61,174	29,087
2026-03-02	Floerke Gregory Scott	Ex VP & COO, MPLX GP LLC	Tax	797	$59.22	$47,198	95,337
2026-03-02	HAGEDORN CARL KRISTOPHER	Senior VP and Controller	Tax	916	$59.22	$54,246	21,072
2026-03-01	Benson Molly R	Chief Legal Ofc & Corp Sec	Award	8,803	—	—	48,966
2026-03-01	Lyon Shawn M	SVP Log & Storage, MPLX GP LLC	Award	5,986	—	—	31,040
2026-03-01	HAGEDORN CARL KRISTOPHER	Senior VP and Controller	Award	4,930	—	—	22,410
2026-03-01	Floerke Gregory Scott	Ex VP & COO, MPLX GP LLC	Award	5,986	—	—	98,229
2026-03-01	Khoury Maria A	Exec VP & Chief Fin Ofc	Award	8,451	—	—	8,451
2026-03-01	Mannen Maryann T.	EVP & Chief Financial Officer	Award	52,817	—	—	178,679
2026-02-17	Breves Christine S	Director	Award	218	—	—	11,837
2026-02-17	HELMS CHRISTOPHER A	Director	Award	1,285	—	—	80,751
2026-02-17	SEMPLE FRANK M	Director	Award	1,071	—	—	58,172
2026-02-17	Walker Ray N JR	Director	Award	32	—	—	1,743
2026-02-17	SURMA JOHN P	Director	Award	1,505	—	—	89,190
2026-02-17	Peiffer Garry L.	Director	Award	1,180	—	—	64,072
2026-02-17	STICE J MICHAEL	Director	Award	981	—	—	53,295
2025-12-12	Floerke Gregory Scott	Ex VP & COO, MPLX GP LLC	Tax	242	$54.85	$13,274	92,243
2025-12-12	Benson Molly R	Chief Legal Ofc & Corp Sec	Tax	306	$54.85	$16,784	40,163
2025-12-12	Hennigan Michael J	Director	Tax	1,335	$54.85	$73,225	359,137
2025-12-12	Lyon Shawn M	SVP Log & Storage, MPLX GP LLC	Tax	245	$54.85	$13,438	25,054
2025-11-14	SEMPLE FRANK M	Director	Award	1,132	—	—	57,100
2025-11-14	STICE J MICHAEL	Director	Award	1,037	—	—	52,313
2025-11-14	Peiffer Garry L.	Director	Award	1,247	—	—	62,891
2025-11-14	Walker Ray N JR	Director	Award	33	—	—	1,711

Showing 1–50 of 584 transactions