Current Price
$56.87
PE Ratio (TTM)
12.3x
Intrinsic Value
$62.55
+9.1% margin of safety
COMPETITIVE MOAT
↑Integrated Midstream Infrastructure
MPLX owns a vast network of pipelines and processing facilities, creating significant barriers to entry for competitors. This integrated system allows for efficient transportation and processing of crude oil and natural gas.
↑Long-Term Contracts
The company benefits from stable, long-term contracts with producers and customers. These agreements provide predictable revenue streams and reduce exposure to volatile commodity prices.
↑Strategic Asset Locations
MPLX's assets are strategically located in key production basins and near major demand centers. This geographic advantage ensures consistent throughput and operational efficiency.
INVESTMENT RISKS
↓Regulatory and Environmental Scrutiny
The midstream sector faces increasing regulatory oversight and environmental concerns. Potential changes in regulations or environmental incidents could lead to increased costs and operational disruptions.
↓Commodity Price Volatility
While contracts mitigate some risk, significant downturns in oil and gas prices can still impact volumes and producer activity. This could indirectly affect MPLX's business.
↓Competition and Capacity
While infrastructure is a barrier, new projects and expansions by competitors could increase competition for volumes. Overcapacity in certain regions could pressure rates.
Base case
MPLX base case PE valuation
A base case PE valuation for MPLX estimates a fair value of about $62.55 per share, against a current price of $56.87. The model assumes 4.4% annual earnings growth, a 12x target PE multiple, and a 10% discount rate.
Intrinsic Value
$62.55
Margin of safety
+9.1%
Expected annual return
+1.9%
Base case assumptions: 4.4% annual earnings growth, 12x target PE, 10% discount rate, 5 year projection. Data as of 2026-06-12.
This base case uses default assumptions and is not financial advice. The fair value changes significantly when the target PE or earnings growth rate changes. Open the calculator to set your own assumptions and see the full sensitivity range.
Customize the MPLX PE valuation
Adjust the target PE, earnings growth, and discount rate to see how the fair value and margin of safety for MPLX Lp respond.
Open PE Calculator for MPLXCompany Overview
MPLX LP, incorporated in 2012 and headquartered in Findlay, Ohio, operates as a subsidiary of Marathon Petroleum Corporation, with MPLX GP LLC serving as its general partner. The company is a prominent owner and operator of midstream energy infrastructure and logistics assets primarily across the United States. Its business is segmented into Logistics and Storage, and Gathering and Processing. MPLX's extensive operations involve the gathering, processing, and transportation of natural gas, alongside the gathering, transportation, fractionation, exchange, storage, and marketing of natural gas liquids. It also handles the collection, storage, transportation, and distribution of crude oil, refined products, and other hydrocarbon-based goods, including the sale of residue gas and condensate. Furthermore, the company manages inland marine businesses, focusing on the transportation of light products, heavy oils, crude oil, renewable fuels, chemicals, and feedstocks within the Mid-Continent and Gulf Coast regions, utilizing its owned and third-party chartered boats and barges, and maintaining a marine repair facility on the Ohio River. Complementing these activities, MPLX oversees fuel distribution, refining logistics, terminals, rail facilities, and storage caverns, and operates specialized terminal facilities for the receipt, storage, blending, additization, handling, and redelivery of refined petroleum products through various modes including pipeline, rail, marine, and over-the-road transport.
Financial Metrics — MPLX PE Stock Valuation Data
PE Ratio (TTM)
12.3x
PEG Ratio
1.78
Earnings Yield
8.12%
ROE (TTM)
33.3%
Revenue/Share (TTM)
$12.16
Dividend Yield
7.36%
Debt/Equity
1.86x
Frequently Asked Questions
What is the PE ratio of MPLX?
The trailing twelve-month PE ratio of MPLX reflects how much investors pay per dollar of MPLX Lp's earnings. This metric is most useful when compared to Oil & Gas Midstream peers and the company's own historical range.
Is MPLX overvalued based on PE ratio?
MPLX's PE of 12.3x combined with a PEG ratio of 1.78 provides a growth-adjusted perspective. A PEG near 1.0 suggests the PE ratio is reasonably justified by the earnings growth rate. Keep in mind that PE-based valuation works best for profitable, mature companies — for high-growth or cyclical Oil & Gas Midstream, a DCF analysis may be more appropriate.
How do I value MPLX stock using PE ratio?
To value MPLX Lp using PE: (1) Compare the current PE (12.3x) against the Oil & Gas Midstream median to assess relative pricing, (2) check the PEG ratio (1.78) to adjust for growth expectations, (3) review the 5-year PE range to identify where the stock sits historically, and (4) estimate fair value by multiplying a target PE by forward EPS estimates. This relative approach complements DCF's absolute valuation.
What is the PEG ratio of MPLX?
MPLX's PEG ratio is 1.78, calculated by dividing the PE ratio (12.3x) by the expected earnings growth rate. A PEG near 1.0 suggests the stock is fairly priced relative to growth. Note that PEG accuracy depends on the reliability of growth estimates.
Should I use PE ratio or DCF for MPLX stock valuation?
PE ratio gives a quick relative read — how MPLX is priced versus Oil & Gas Midstream peers. DCF provides an absolute value based on projected free cash flows. For MPLX, with a strong ROE of 33.3%, both methods are worth using — PE for a market-relative check, DCF to stress-test whether fundamentals justify the price. Each method has blind spots: PE ignores capital structure and cash flow quality, while DCF is sensitive to growth and discount rate assumptions.
Learn More
- See MPLX DCF Valuation → — Intrinsic value via Discounted Cash Flow analysis
- PE Methodology — Step-by-step guide to PE ratio stock valuation
- DCF Methodology — Guide to discounted cash flow analysis
- PE Ratio — Understanding the price-to-earnings ratio
- Intrinsic Value — How to evaluate stock fair value
Related PE Valuations
All Energy valuationsP/E and DCF value MPLX with different methods and assumptions, so the two conclusions can differ. Compare the DCF intrinsic value.
Price as of 2026-06-12. Financial data from Financial Modeling Prep (trailing twelve months) · Valuation methodology by Charlie Wang.
This is an estimate, not investment advice.