MPLX LP (MPLX) Corporate Subsidiaries
MPLX LP (MPLX) is a publicly traded company on the NYSE, categorized under SIC 4610 (Pipe Lines (No Natural Gas)). Access real-time SEC filings, 10-K annual reports, 10-Q quarterlies, 8-K current reports, PCAOB auditor history, and executive compensation disclosures.
Ticker: MPLX
CIK: 1552000
Exchange: NYSE
SIC 4610: Pipe Lines (No Natural Gas)
Fiscal Year End: 12/31
Independent PCAOB Auditor
Explore PCAOB Audit Intelligence →
Audit Firm
PricewaterhouseCoopers LLP
Auditor SinceSince 12/31/2016 12:00:00 AM
Lead Engagement PartnerCharles Munsell
Audit LocationToledo, Ohio, United States
Latest SEC EDGAR Filings
Showing 10-K, 10-Q, 8-K, Form 4, and other SEC submissions| Form | Filing Date | Reporting Period | Description | Accession Number | Actions |
|---|---|---|---|---|---|
| 8-K | 2026-08-24 | 2026-08-24 | 8-K | 0001193125-26-362680 | View SEC Doc Filr Page |
| 4 | 2026-08-18 | 2026-08-14 | 4 | 0001193125-26-355727 | View SEC Doc Filr Page |
| 4 | 2026-08-18 | 2026-08-14 | 4 | 0001193125-26-355640 | View SEC Doc Filr Page |
| 4 | 2026-08-18 | 2026-08-14 | 4 | 0001193125-26-355627 | View SEC Doc Filr Page |
| 4 | 2026-08-18 | 2026-08-14 | 4 | 0001193125-26-355617 | View SEC Doc Filr Page |
| 4 | 2026-08-18 | 2026-08-14 | 4 | 0001193125-26-355612 | View SEC Doc Filr Page |
| 4 | 2026-08-18 | 2026-08-14 | 4 | 0001193125-26-355604 | View SEC Doc Filr Page |
| 4 | 2026-08-18 | 2026-08-14 | 4 | 0001193125-26-355598 | View SEC Doc Filr Page |
| 424B5 | 2026-08-11 | — | 424B5 | 0001193125-26-345023 | View SEC Doc Filr Page |
| FWP | 2026-08-10 | — | FWP | 0001193125-26-342689 | View SEC Doc Filr Page |
| 424B5 | 2026-08-10 | — | 424B5 | 0001193125-26-341387 | View SEC Doc Filr Page |
| 4/A | 2026-08-05 | 2026-04-30 | 4/A | 0001193125-26-335219 | View SEC Doc Filr Page |
| 4/A | 2026-08-05 | 2026-04-30 | 4/A | 0001193125-26-335208 | View SEC Doc Filr Page |
| 4/A | 2026-08-05 | 2026-04-30 | 4/A | 0001193125-26-335197 | View SEC Doc Filr Page |
| 4/A | 2026-08-05 | 2026-04-30 | 4/A | 0001193125-26-335174 | View SEC Doc Filr Page |
| 4/A | 2026-08-05 | 2026-04-30 | 4/A | 0001193125-26-335159 | View SEC Doc Filr Page |
| 4/A | 2026-08-05 | 2026-04-30 | 4/A | 0001193125-26-335130 | View SEC Doc Filr Page |
| 4/A | 2026-08-05 | 2026-04-30 | 4/A | 0001193125-26-335070 | View SEC Doc Filr Page |
| 10-Q | 2026-08-04 | 2026-06-30 | 10-Q | 0001552000-26-000038 | View SEC Doc Filr Page |
| 8-K | 2026-08-04 | 2026-08-04 | 8-K | 0001552000-26-000035 | View SEC Doc Filr Page |
| 4 | 2026-05-19 | 2026-05-15 | 4 | 0001193125-26-230803 | View SEC Doc Filr Page |
| 4 | 2026-05-19 | 2026-05-15 | 4 | 0001193125-26-230796 | View SEC Doc Filr Page |
| 4 | 2026-05-19 | 2026-05-15 | 4 | 0001193125-26-230788 | View SEC Doc Filr Page |
| 4 | 2026-05-19 | 2026-05-15 | 4 | 0001193125-26-230777 | View SEC Doc Filr Page |
| 4 | 2026-05-19 | 2026-05-15 | 4 | 0001193125-26-230771 | View SEC Doc Filr Page |