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Mplx LP

MPLX · NYSE · Pipe Lines (No Natural Gas)
Insider buys (12 months)
0
Insider sales (12 months)
0
8-K reports (12 months)
11
Tracked investors holding
1

At a glance

Mplx LP reported 2025 revenue of $9.73B, up 5.8% from $9.19B in 2024. Over 4 years since 2021 ($8.02B), that is growth of about 4.9% a year. Operating margin was 61.1%, up from 49.8% in 2021. 2025 was the highest revenue year in this period.

Mplx LP filed 11 current reports (Form 8-K) in the last 12 months, most often for results of operations (5), officer or director change (4), other events (2) and material agreement (1). The latest officer or director change was reported on Oct 29, 2026. It reported a material agreement or a completed acquisition or disposal 1 time.

1 of the 20 investors tracked here held Mplx LP at the last quarter end, worth $28.3M combined. It is the largest weight for Appaloosa (0.4% of its portfolio).

Annual results

2021
Revenue $8.02B
Op. $3.99B
2022
Revenue $8.92B
Op. $4.91B
2023
Revenue $8.73B
Op. $4.9B
2024
Revenue $9.19B
Op. $5.29B
2025
Revenue $9.73B
Op. $5.94B
RevenueOperating income (or net income)SEC XBRL annual filings, fiscal years mapped to calendar years

Fiscal year ends Dec 31

Tracked investors holding (13F)

AppaloosaUnchanged$28.3M · 0.4% · held 8 quarters

Weight is the share of each investor's portfolio, as of the quarter end.

Current reports (8-K, last 12 months)

10/29Officer or director change2026
08/24Other events2026
08/04Results of operations2026
05/05Results of operations2026
04/13Material agreement · Agreement terminated · Results of operations · New financial obligation2026
03/18Officer or director change2026
02/12Other events2026
02/03Results of operations2026
12/18Officer or director change2025
11/04Officer or director change2025
11/04Results of operations2025

Insider open-market trades (last 12 months)

No open-market trades in the last 12 months.

Source: SEC EDGAR. How figures are combined