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MPLX (MPLX) Slips Before Earnings, Is The 5% Undervalued View Still Intact?

Simply Wall St·09/15/2026 09:25:37
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MPLX (MPLX) slipped 1.59% in the latest session, lagging broader indexes as traders positioned ahead of an earnings report that analysts expect will show year over year declines in both EPS and revenue.

That single session move sits within a mixed stretch for MPLX, with the share price down over the past week and month but still showing a positive 90 day share price return of 5.01% from a recent base.

Scan beyond MPLX and see how it stacks up against a hand picked 35 high quality undervalued stocks that investors are watching ahead of earnings season.

MPLX trades below both analyst targets and one estimate of fair value, yet the stock just slipped ahead of an expected earnings dip. Is this caution a margin of safety or a warning sign for valuation work next?

Most Popular Narrative: 5% Undervalued

On the most followed view, MPLX carries an estimated fair value of $62.23 against a last close of $58.89. The pullback comes with a modest valuation gap that is linked to long term infrastructure build out and disciplined payouts.

The recent acquisition of Northwind Midstream and full ownership of BANGL NGL pipeline, both adjacent and complementary to MPLX's existing Permian infrastructure, are set to drive higher throughput, expand access to dedicated acreage, and unlock additional volumes, supporting both revenue growth and improved operating margins over the next several years.

See why 81 investors see MPLX as 5% undervalued.

Result: Fair Value of $62.23 (UNDERVALUED)

Still, MPLX’s heavy concentration in U.S. oil and gas cycles and reliance on acquisitions means that weaker fossil fuel demand or underperforming deals could quickly challenge that undervalued narrative.

Find out about the key risks to this MPLX narrative.

Next Steps

Mixed views on MPLX so far. If you want to move quickly and build your own take, start with the 4 key rewards and 2 important warning signs.

Looking for more MPLX investment ideas?

Do not stop your research with MPLX alone. Use Simply Wall Street's screener to quickly spot fresh opportunities that fit your style before others move first.

This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.