Insider transactions MPLX LP

Stocks

MPLX

US55336V1008

Oil & Gas Transportation Services

Real-time Estimate Cboe BZX Other stock markets 01:22:43 23/07/2026 am IST			5-day change	1st Jan Change
56.80 ^USD	+0.56%		+0.66%	+6.40%

16/06	US natgas prices at Waha turn positive for first time since February as pipeline constraints ease	RE
28/05	US natgas prices at Waha remain negative but rise to 16-week high as pipeline constraints ease	RE

Insider Transaction History

Latest insider transactions for MPLX LP

Date	Insider	Type	Main position	Quantity	Price	Amount	% Market Cap.
15/05/26	Garry Peiffer	Free	Director	1,304	-	-	0.0001%
15/05/26	John Surma	Free	Director	1,656	-	-	0.0002%
15/05/26	Christine Breves	Free	Director	277	-	-	0.0000%
15/05/26	Ray Walker	Free	Director	78	-	-	0.0000%
15/05/26	John Stice	Free	Director	1,098	-	-	0.0001%
15/05/26	Frank Semple	Free	Director	1,194	-	-	0.0001%
15/05/26	Christopher Helms	Free	Director	1,415	-	-	0.0001%
30/04/26	Ray Walker	Free	Director	2,247	-	-	0.0002%
30/04/26	Frank Semple	Free	Director	2,580	-	-	0.0003%
01/04/26	Erin Brzezinski	Other	VP and Controller	4,733	-	-	0.0005%
01/03/26	Maria Khoury	Free	Director	8,451	-	-	0.0008%
01/03/26	Molly Benson	Free	General Counsel	11,655	14.49	2L	0.0011%
01/03/26	Gregory Floerke	Free	Chief Operating Officer	8,878	19.29	2L	0.0009%
01/03/26	Maryann Mannen	Free	Chief Executive Officer	66,037	11.86	8L	0.0065%
01/03/26	Shawn Lyons	Free	Executive/Senior Manager	8,737	18.65	2L	0.0009%
01/03/26	C. Hagedorn	Free	Chief Financial Officer	6,931	17.10	1L	0.0007%
17/02/26	Ray Walker	Free	Director	32	-	-	0.0000%
17/02/26	Frank Semple	Free	Director	1,072	-	-	0.0001%
17/02/26	Garry Peiffer	Free	Director	1,181	-	-	0.0001%
17/02/26	Christine Breves	Free	Director	218	-	-	0.0000%
17/02/26	Christopher Helms	Free	Director	1,285	-	-	0.0001%
17/02/26	John Stice	Free	Director	982	-	-	0.0001%
17/02/26	John Surma	Free	Director	1,505	-	-	0.0001%
19/01/26	Maria Khoury	Other	Director	0	-	-	0%
12/12/25	Gregory Floerke	Tax	Chief Operating Officer	242	54.85	13.27T	0.0000%
12/12/25	Michael Hennigan	Tax	Chief Executive Officer	1,335	54.85	73.22T	0.0001%
12/12/25	Shawn Lyons	Tax	Executive/Senior Manager	245	54.85	13.44T	0.0000%
12/12/25	Molly Benson	Tax	General Counsel	306	54.85	16.78T	0.0000%
14/11/25	John Stice	Free	Director	1,037	-	-	0.0001%
14/11/25	Christopher Helms	Free	Director	1,358	-	-	0.0001%
14/11/25	John Surma	Free	Director	1,590	-	-	0.0002%
14/11/25	Christine Breves	Free	Director	230	-	-	0.0000%
14/11/25	Garry Peiffer	Free	Director	1,247	-	-	0.0001%
14/11/25	Ray Walker	Free	Director	34	-	-	0.0000%
14/11/25	Frank Semple	Free	Director	1,132	-	-	0.0001%
25/08/25	Ray Walker	Other	Director	0	-	-	0%
25/08/25	Ray Walker	Free	Director	1,678	-	-	0.0002%
15/08/25	Christine Breves	Free	Director	214	-	-	0.0000%
15/08/25	Frank Semple	Free	Director	1,051	-	-	0.0001%
15/08/25	Christopher Helms	Free	Director	1,260	-	-	0.0001%
15/08/25	John Surma	Free	Director	1,475	-	-	0.0001%
15/08/25	John Stice	Free	Director	962	-	-	0.0001%
15/08/25	Garry Peiffer	Free	Director	1,157	-	-	0.0001%
16/05/25	Garry Peiffer	Free	Director	1,090	-	-	0.0001%
16/05/25	Christine Breves	Free	Director	201	-	-	0.0000%
16/05/25	Christopher Helms	Free	Director	1,187	-	-	0.0001%
16/05/25	John Surma	Free	Director	1,390	-	-	0.0001%
16/05/25	John Stice	Free	Director	907	-	-	0.0001%
16/05/25	Frank Semple	Free	Director	990	-	-	0.0001%
01/05/25	John Surma	Free	Director	2,848	-	-	0.0003%