Marathon Petroleum (MIL:1MPC) 3-Year Sortino Ratio: N/A (As of Sep. 06, 2026)

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Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
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Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

MIL:1MPC Marathon Petroleum Corp MIL:1MPC
48 GF Score
Price €333.90
GF Value €210.49
Valuation Significantly Overvalued
! 5 Warning Signs
View Full Analysis

What is Marathon Petroleum 3-Year Sortino Ratio?

The 3-Year Sortino Ratio measures the additional return that an investor receives per unit of the downside risk over the past three years. As of today (2026-09-06), Marathon Petroleum's 3-Year Sortino Ratio is Not available.


Marathon Petroleum  (MIL:1MPC) 3-Year Sortino Ratio Explanation

The 3-Year Sortino Ratio inidicates the risk-adjusted return of an investment over the past three year. It is calculated as the annualized result of the average three-year monthly excess returns divided by the standard deviation of negative returns in the three-year period. The monthly excess return is the monthly investment return minus the monthly risk-free rate (typically the 10-year Treasury Constant Maturity Rate). If the risk-free rate for a specific region is not available, U.S. data is used by default.

Differnt from the Sharpe Ratio that penalizes both upside and downside volatility equally, the Sortino Ratio penalizes only those returns falling below a user-specified target or required rate of return. The expected returns here is set to the risk-free rate as well.


Marathon Petroleum 3-Year Sortino Ratio Related Terms


MIL:1MPC vs VLO, PSX, DINO: 3-Year Sortino Ratio Comparison

For the Oil & Gas Refining & Marketing subindustry, Marathon Petroleum's 3-Year Sortino Ratio, along with its competitors' market caps and 3-Year Sortino Ratio data, can be viewed below:

* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.


Marathon Petroleum 3-Year Sortino Ratio vs Oil & Gas Industry

For the Oil & Gas industry and Energy sector, Marathon Petroleum's 3-Year Sortino Ratio distribution charts can be found below:

* The bar in red indicates where Marathon Petroleum's 3-Year Sortino Ratio falls into.


MIL:1MPC
48GF Score
Marathon Petroleum Corp MIL:1MPC
3-Year Sortino Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Marathon Petroleum 3-Year Sortino Ratio Calculation

The 3-Year Sortino Ratio measures the risk-adjusted return of an investment asset or portfolio in the last three year, focusing specifically on downside risk rather than total risk. A stock / portfolio's 3-Year Sortino Ratio can be calculated by dividing the difference between the three-year average monthly returns of the investment and the risk-free rate, by the standard deviation of the downside risks over the past three year.

A downside risk is a potential loss from the asset or investment. The Downside risk here is measured by the downside deviation, which is the standard deviation of negative returns.

Is Marathon Petroleum (MIL:1MPC) Overvalued in 2026?

Based on GuruFocus' analysis, Marathon Petroleum stock appears to be overvalued. The current stock price of €333.90 is trading 58.6% above its estimated GF Value™ of €210.49. GuruFocus considers Marathon Petroleum to be Significantly Overvalued.

Key valuation signals for MIL:1MPC:

  • 3-Year Sortino Ratio: N/A
  • GF Value™: €210.49 vs. price of €333.90 (58.6% above fair value)
  • GF Score™: 48/100 with 5 warning signs

No single metric tells the full story. See the MIL:1MPC stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Marathon Petroleum Business Description

Industry EnergyOil & Gas
Address 539 South Main Street, Findlay, OH, USA, 45840-3229
Marathon Petroleum is a leading integrated downstream and midstream energy company that operates 13 refineries in the Gulf Coast, Mid-Continent, and West Coast regions of the United States with an aggregate crude oil refining capacity of 3.0 million barrels per day. The company is one of the largest producers of renewable diesel in the US; its Dickinson, North Dakota facility has the capacity to produce 184 million gallons per year, and its Martinez, California, joint venture facility (a 50/50 partnership with Neste) reached its full capacity of 730 million gallons per year in late 2024. Marathon also owns the general partner and approximately 64% of MPLX LP, a large-cap master limited partnership that owns and operates midstream energy infrastructure and logistics assets.
48GF Score

Get the complete analysis for MIL:1MPC

3-Year Sortino Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

€333.90
Price
€210.49
GF Value