MPLX

MPLX P/B

The P/B (Price-to-Book Ratio) of MPLX (MPLX) as of Sep 27, 2026 is 4.04. In the previous year, P/B (Price-to-Book Ratio) was 4.19 — a change of -3.65% (lower).

P/B

4.04

YoY

-3.65%

Last updated:

P/B (Price-to-Book Ratio) of MPLX is 2026 4.04 . P/B (Price-to-Book Ratio) of MPLX was 2025 4.19 . It decreases by -3.65% lower compared to the previous year.

The MPLX P/B history

  • 3 Years

  • 10 Years

  • 25 Years

  • Max

P/B
Date
P/B
Jan 1, 2018
8.42 USD
Jan 1, 2019
3.33 USD
Jan 1, 2020
4.21 USD
Jan 1, 2021
4.52 USD
Jan 1, 2022
4.29 USD
Jan 1, 2023
4.33 USD
Jan 1, 2024
4.19 USD
Jan 1, 2025
4.04 USD
The MPLX P/B history
YEARP/BYoY
4.04-3.65%
4.19-3.12%
4.33+0.98%
4.29-5.22%
4.52+7.55%
4.21+26.14%
3.33-60.40%
8.42+45.29%
5.80+3.47%
5.60-10.18%
6.24-87.95%
51.75—
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MPLX Stock analysis

What does MPLX do? MPLX LP is a US energy company that was founded in 2012. It is a subsidiary of Marathon Petroleum Corporation, one of the largest independent refinery operators in the US. The company focuses on the production and processing of crude oil and natural gas, including storage, transportation, and distribution of petroleum products. MPLX operates one of the largest natural gas pipeline networks in the US and also has refining and processing facilities. The company is divided into three main segments: natural gas, crude oil, and pipelines. It offers various products and services including gas processing, transportation, and refinery operations. MPLX has also taken steps to improve its environmental performance and has invested in renewable energy and energy efficiency. Overall, the company is well-positioned for future success with its diverse range of products and a focus on sustainability. MPLX is one of the most popular companies on Eulerpool.

Frequently Asked Questions about MPLX stock

P/B (Price-to-Book Ratio) of MPLX is 4.04 in 2026.

P/B (Price-to-Book Ratio) of MPLX changed from 4.19 to 4.04, representing a -3.65% change. The value is lower than the previous year.

On Eulerpool you can find the complete historical development of P/B (Price-to-Book Ratio) MPLX since 2006 – with annual values, charts, and detailed analysis.

The Price-to-Book ratio compares a company's market price to its book value. A low P/B may indicate an undervalued stock, while a high P/B could suggest overvaluation or strong growth expectations.

P/B = Stock Price / Book Value per Share

To evaluate P/B (Price-to-Book Ratio)'s, it is essential to compare it with peers in the same industry and sector. On Eulerpool, you can find direct industry comparisons for P/B (Price-to-Book Ratio).

A 'good' varies by industry and company stage. On Eulerpool, you can compare P/B (Price-to-Book Ratio)'s MPLX with sector peers and the industry average to assess whether it is attractive.

Access this data via the Eulerpool API

Valuation — MPLX

All Key Metrics — MPLX