Insider Holders & Insider Ownership - MPLX LP (MPLX)

List of insiders holdings for MPLX LP:
  1. Shares directly owned by the insider.
  2. Shares indirectly owned by the insider.
  3. Total shares owned by the insider (sum of shares directly and indirectly owned).
  4. Total market value if available.
  5. Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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#Insider Holder NameReport
Date Time		Shares Owned
Directly
Indirectly		Total
Shares Owned		Filing
1Marathon Petroleum Corp
MPC Investment LLC
MPLX Logistics Holdings LLC
MPLX GP LLC
ANDEAVOR LLC
Western Refining Inc.
TTC Holdings LLC
Giant Industries Inc.
Director
10% Owner		2024-05-10 16:59:28647,415,452
0		647,415,452Form 13D
2Marathon Petroleum Corp
MARKWEST HYDROCARBON L.L.C.
MPC Investment LLC
MPLX Holdings Inc.
MPLX Logistics Holdings LLC
MPLX GP LLC
Director
10% Owner		2024-05-10 16:59:28647,415,452
0		647,415,452Form 13D
3Marathon Petroleum Corp
MPC Investment LLC
MPLX GP LLC
MPLX Logistics Holdings LLC
Western Refining Southwest Inc.
Tesoro Logistics GP LLC
ANDEAVOR LLC
Western Refining Inc.
Giant Industries Inc.
TESORO REFINING & MARKETING Co LLC
Director
10% Owner		2024-05-10 16:59:28647,415,452
0		647,415,452Form 13D
4Marathon Petroleum Corp
Tesoro Alaska Co LLC
Director
10% Owner		2024-05-10 16:59:28647,415,452
0		647,415,452Form 13D
5Marathon Petroleum Corp
MPC Investment LLC
MPLX GP LLC
MPLX Logistics Holdings LLC
MPLX Holdings Inc.
Director
10% Owner		2024-05-10 16:59:28647,415,452
0		647,415,452Form 13D
6SEMPLE FRANK M
Director		2025-05-20 07:26:0054,918
493,294		548,212Form 4
7MOLLENKOPF JOHN C
Exec VP and COO		2015-12-22 20:37:52413,452
0		413,452Form 4
8Goff Gregory James
Director		2019-12-18 15:23:21385,168
0		385,168Form 4
9Hennigan Michael J
Executive Chairman		2025-03-04 18:54:39360,472
0		360,472Form 4
10Heminger Gary R.
Director		2020-03-04 16:56:29126,695
174,513		301,208Form 4
11Buese Nancy
Exec VP and CFO		2016-09-27 08:07:10182,779
0		182,779Form 4
12NICKERSON RANDY S
Exec VP and CCO		2017-03-16 15:52:59177,552
0		177,552Form 4
13Peiffer Garry L.
Director		2025-05-20 07:22:0860,488
68,497		128,985Form 4
14SANDMAN DAN D
Director		2023-04-05 11:14:03127,542
0		127,542Form 4
15Mannen Maryann T.
President & CEO		2025-03-04 19:00:11125,862
0		125,862Form 4
16Bromley C Corwin
Exec. VP and Gen Counsel		2017-09-15 16:26:33121,205
0		121,205Form 4
17Templin Donald C.
Director		2021-11-23 13:55:4681,538
18,000		99,538Form 4
18Floerke Gregory Scott
Exec. VP and COO		2025-03-04 18:50:0592,485
0		92,485Form 4
19SURMA JOHN P
Director		2025-05-20 07:32:0084,620
0		84,620Form 4
20HELMS CHRISTOPHER A
Director		2025-05-20 07:19:0776,849
0		76,849Form 4
21Gagle Suzanne
General Counsel		2023-12-05 07:11:0467,205
0		67,205Form 4
22Beall Pamela K.M.
Director		2021-12-13 06:52:2343,247
10,000		53,247Form 4
23Quaid John J
Director		2025-03-04 19:02:3752,393
0		52,393Form 4
24BEATTY MICHAEL L
Director		2021-04-05 06:34:5151,726
0		51,726Form 4
25STICE J MICHAEL
Director		2025-05-20 07:29:0450,313
700		51,013Form 4
26Rosson Paula L
Senior VP and CAO		2017-04-05 09:36:0545,480
0		45,480Form 4
27Benson Molly R
Chief Legal Ofc & Corp Sec		2025-03-04 18:47:1740,469
0		40,469Form 4
28Griffith Timothy T.
Director		2019-03-05 16:46:5536,846
0		36,846Form 4
29Aydt Timothy J
Exec. VP and Chief Comm Ofc.		2022-03-03 16:53:0434,371
0		34,371Form 4
30Swearingen John S
Exec VP, Logistics & Storage		2020-03-04 17:15:0026,738
0		26,738Form 4
31Wilder J. Michael
VP, General Counsel & Sec		2015-03-04 13:19:534,113
22,500		26,613Form 4
32Lyon Shawn M
Senior VP, Log. & Storage		2025-03-11 06:58:5825,299
0		25,299Form 4
33Daberko David A.
Director		2018-04-04 14:14:3423,872
0		23,872Form 4
34Wilson C. Richard
Director		2017-11-16 09:16:2420,616
0		20,616Form 4
35Kaczynski Thomas
Senior VP, Finance & Treasurer		2022-12-06 06:44:1318,091
0		18,091Form 4
36HAGEDORN CARL KRISTOPHER
Exec VP & Chief Fin Ofc		2025-03-04 18:52:2017,480
0		17,480Form 4
37Breves Christine S
Director		2025-05-20 07:14:2111,175
0		11,175Form 4
38Shaffner George P.
VP and Chief Operating Officer		2015-03-04 12:48:227,009
0		7,009Form 4
39Braddock Michael G.
VP and Chief Acct. Officer		2014-03-05 14:39:385,767
0		5,767Form 4
40Pierson Craig O.
Vice President, Operations		2016-04-05 15:46:484,981
0		4,981Form 4
41Iten Rebecca L
VP and Controller		2025-03-03 08:52:160
282.06		282.06Form 3
42Feldman Ian D
Controller		2015-04-02 15:49:2452
0		52Form 4
43Wright Kelly D
VP and Controller		2021-09-02 06:53:150
0		0Form 3