MPLX Lp

MPLXNYSEEnergy● Active

$56.48

+$0.16(+0.28%)

Market Cap$57.3B

P/E Ratio—

52W High$59.98

52W Low$47.8

Avg Volume2.0M

Open$56.13

Beta0.46

Employees Ownership Insider Trades

MPLX Lp (MPLX) Number of Employees – History & Annual Headcount

Annual SEC headcount, year-over-year change, and per-employee efficiency — chart and full history below.

SEC EDGAR · FMP · MPLX · as of Feb 26, 2026

Latest filing snapshot

5,762

+202+3.63%vs prior year

MPLX Lp (MPLX) employee data is sourced from the annual SEC 10-K filing. As of 2025, full-time employees only. Global consolidated headcount. View SEC filing ↗

SEC 10-K·Period end: 2025-12-31·Full-time · Global

Total Employees

5,762

Change (1Y)

+202

Growth % (1Y)

+3.63%

Revenue / Employee

$2.05M

Net Income / Employee

$852.5K

Market Cap

$57.3B

MPLX Employee Count

2012 – 2025 · Annual · SEC filing

Source: SEC annual filings · Hover bar to view year data · Click to view original filing

Employees History

Filing Date	Period End	Employees	Change (1Y)	Growth (1Y)
2026-02-26	2025-12-31	5,762	+202	+3.63%
2025-02-27	2024-12-31	5,560	-250	-4.30%
2024-02-28	2023-12-31	5,810	-1	-0.02%
2023-02-23	2022-12-31	5,811	-25	-0.43%
2022-02-24	2021-12-31	5,836	-12,764	-68.62%
2021-02-26	2020-12-31	18,600	+12,400	+200.00%
2020-02-28	2019-12-31	6,200	+1,700	+37.78%
2019-02-28	2018-12-31	4,500	+200	+4.65%
2018-02-28	2017-12-31	4,300	+1,500	+53.57%
2017-02-24	2016-12-31	2,800	+600	+27.27%

▸ Source: SEC Annual Reports (Form 10-K / 20-F). Employee counts as of fiscal year end. Click the ↗ icon at the end of a row to open the original SEC filing in a new tab.

Related Companies — Employee Count

Oil & Gas Midstream

#SymbolCompanyEmployeesMkt Cap

Enterprise Products Partners L.P.

Cheniere Energy, Inc.

1,714$50.0B

Source: /stock-peers + /profile.fullTimeEmployees · Click row → /employees · Sorted by headcount · MPLX peer comparison

About MPLX employees

MPLX Employees · Headcount

MPLX Lp (MPLX) employee data is sourced from the annual SEC 10-K filing. As of 2025, MPLX Lp had 5,762 full-time employees globally. Full-time employees only. Global consolidated headcount.

MPLX Lp employs 5,762 full-time employees as of the latest filing within the Oil & Gas Midstream industry. Revenue per employee stands at $2.05M, reflecting the company's operational efficiency.

MPLX Lp's workforce increased by 202 (3.63%) in 2025 compared to the prior fiscal year. The historical trend reflects the company's expansion and contraction cycles.

MPLX Lp's revenue per employee of $2.05M positions it among the notable performers in the Oil & Gas Midstream sector for operational efficiency.

Revenue Financial statements Net income SEC filings Price history Forecast & ratings Ownership Earnings

Frequently Asked Questions

MPLX Employees · 5 questions

As of the latest SEC 10-K filing (2025), MPLX Lp had 5,762 full-time employees globally. This figure is sourced from the company's mandatory annual disclosure to the SEC.

MPLX Lp employee counthow many employees does MPLX Lp haveMPLX total employees 2025

▸ Data source: FMP /historical-employee-count · SEC EDGAR annual filings · As reported · Global consolidated headcount · As of 2026-02-26