Latest filings (excl ownership)
8-K
Departure of Directors or Certain Officers
13 May 24
10-Q
2024 Q1
Quarterly report
30 Apr 24
8-K
MPLX LP Reports First-Quarter 2024 Financial Results
30 Apr 24
10-K
2023 FY
Annual report
28 Feb 24
8-K
MPLX LP Reports Fourth-Quarter and Full-Year 2023 Financial Results
30 Jan 24
8-K
MPLX LP announces C. Kristopher Hagedorn as Chief Financial Officer
21 Dec 23
10-Q
2023 Q3
Quarterly report
31 Oct 23
8-K
MPLX LP Reports Third-Quarter 2023 Financial Results
31 Oct 23
8-K
Departure of Directors or Certain Officers
30 Oct 23
10-Q
2023 Q2
Quarterly report
1 Aug 23
8-K
MPLX LP Reports Second-Quarter 2023 Financial Results
1 Aug 23
S-3ASR
Automatic shelf registration
15 May 23
8-K
Departure of Directors or Certain Officers
3 May 23
10-Q
2023 Q1
Quarterly report
2 May 23
8-K
MPLX LP Reports First-Quarter 2023 Financial Results
2 May 23
10-K
2022 FY
Annual report
23 Feb 23
8-K
Other Events
9 Feb 23
424B5
Prospectus supplement for primary offering
3 Feb 23
FWP
Free writing prospectus
2 Feb 23
424B5
Prospectus supplement for primary offering
2 Feb 23
8-K
MPLX LP Reports Fourth-Quarter and Full-Year 2022 Financial Results
31 Jan 23
8-K
Departure of Directors or Certain Officers
16 Nov 22
10-Q
2022 Q3
Quarterly report
1 Nov 22
8-K
MPLX LP Reports Third-Quarter 2022 Financial Results
1 Nov 22
8-K
Other Events
11 Oct 22
8-K
Departure of Directors or Certain Officers
22 Aug 22
8-K
Other Events
11 Aug 22
424B5
Prospectus supplement for primary offering
10 Aug 22
FWP
Free writing prospectus
8 Aug 22
424B5
Prospectus supplement for primary offering
8 Aug 22
10-Q
2022 Q2
Quarterly report
2 Aug 22
8-K
MPLX LP Reports Second-Quarter 2022 Financial Results
2 Aug 22
8-K
Entry into a Material Definitive Agreement
12 Jul 22
8-K
Entry into a Material Definitive Agreement
7 Jul 22
10-Q
2022 Q1
Quarterly report
3 May 22
8-K
MPLX LP Reports First-Quarter 2022 Financial Results
3 May 22
8-K
Other Events
21 Apr 22
8-K
Other Events
14 Mar 22
424B5
Prospectus supplement for primary offering
14 Mar 22
FWP
Free writing prospectus
10 Mar 22
Latest ownership filings
SC 13D/A
Marathon Petroleum Corp
10 May 24
4
JOHN P SURMA
3 Apr 24
4
J MICHAEL STICE
3 Apr 24
4
FRANK M SEMPLE
3 Apr 24
4
Garry L. Peiffer
3 Apr 24
4
CHRISTOPHER A HELMS
3 Apr 24
4
Christine S Breves
3 Apr 24
4
Shawn M Lyon
5 Mar 24
4
John J Quaid
5 Mar 24
4
Maryann T. Mannen
5 Mar 24
4
Michael J Hennigan
5 Mar 24
4
CARL KRISTOPHER HAGEDORN
5 Mar 24
4
Gregory Scott Floerke
5 Mar 24
4
Molly R Benson
5 Mar 24
4
JOHN P SURMA
16 Feb 24
4
J MICHAEL STICE
16 Feb 24
4
FRANK M SEMPLE
16 Feb 24
4
Garry L. Peiffer
16 Feb 24
4
CHRISTOPHER A HELMS
16 Feb 24
4
Christine S Breves
16 Feb 24
SC 13G/A
Blackstone Group Management L.L.C.
9 Feb 24
3
Molly R Benson
8 Jan 24
3
CARL KRISTOPHER HAGEDORN
8 Jan 24
4
JOHN P SURMA
4 Jan 24
4
J MICHAEL STICE
4 Jan 24
4
FRANK M SEMPLE
4 Jan 24
4
Garry L. Peiffer
4 Jan 24
4
CHRISTOPHER A HELMS
4 Jan 24
4
Christine S Breves
4 Jan 24
4
Shawn M Lyon
5 Dec 23
4
Michael J Hennigan
5 Dec 23
4
Suzanne Gagle
5 Dec 23
4
Gregory Scott Floerke
5 Dec 23
4
JOHN P SURMA
15 Nov 23
4
J MICHAEL STICE
15 Nov 23
4
FRANK M SEMPLE
15 Nov 23
4
Garry L. Peiffer
15 Nov 23
4
CHRISTOPHER A HELMS
15 Nov 23
4
Christine S Breves
15 Nov 23
4
JOHN P SURMA
4 Oct 23