Marathon Petroleum Stock Climbs 9.1% On A 6-Day Winning Streak
A six-day run in Marathon Petroleum (MPC) stock has added about $9.3 billion to its market value. The company has now seen its shares move higher for 6 consecutive trading days, a streak that produced a cumulative gain of 9.1%. That move brings its total market capitalization to about $112 billion.
The Streak Next To The S&P 500
Here is how MPC stock stacks up against the S&P 500 over the streak and the periods around it:
| Return Period | MPC | S&P 500 |
|---|---|---|
| 1D | 1.0% | 0.5% |
| 6D (Current Streak) | 9.1% | -0.1% |
| 1M (21D) | 24.1% | -0.9% |
| 3M (63D) | 45.2% | 1.5% |
| YTD 2026 | 140.7% | 12.0% |
| 2025 | 19.2% | 16.4% |
| 2024 | -4.1% | 23.3% |
| 2023 | 30.5% | 24.2% |
Is This Rally Running On Strong Fundamentals?
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The evidence is mixed. The market may be weighing recent top-line growth, with revenue over the last twelve months up 15.0%, ahead of the S&P 500 median of 8.3%. The stock also trades at a price-to-earnings multiple of 13.1, below the S&P 500 median of 23.2.
However, other metrics are less favorable. The company’s operating margin over the last twelve months is 7.5%, which trails the S&P 500 median of 18.6%. Its 3-year average annual revenue growth is -0.1%. This streak is the stock’s own move; the S&P 500 returned -0.1% over the same 6 trading days. It is not an unusually crowded event, with 2 OTHER S&P 500 stocks on similar or longer winning streaks.
So How Should An Investor Treat This Streak?
A streak is information, not an instruction. It tells you where momentum and market attention are focused, but it doesn’t tell you if a stock is a good or bad investment at its new price. The disciplined response is to check the business against that price.
Shares now trade at about $387.0, which is also a new 52-week high. That price reflects a one-month return of +24.1% and a twelve-month return of +118.4%. The numbers here provide a starting point to ask whether the company’s fundamentals justify the stock’s recent run.
If you are hunting for strength that has more behind it than a hot tape, our Guidance Momentum screen surfaces the names where management raised its own outlook, which is the kind of momentum that tends to persist.
Those drawn to the strength but not the single-name risk have another route: an energy ETF like XLE holds the sector rather than this one name. It is still a concentrated bet on that one theme, though, which is exactly the gap the portfolio below closes.
One Hot Stock Is A Story. Thirty Sound Ones Are A Strategy
A streak like this earns a place on your watchlist, and it also earns a question: how much of your outcome do you want depending on one company keeping this up?
The Trefis High Quality (HQ) Portfolio answers it with breadth: roughly 30 businesses picked for consistent cash generation, strong margins, and balance-sheet strength, sized and rebalanced by rules. It has a track record of outpacing a benchmark that combines the three major indices – the S&P 500, S&P Mid-cap, and Russell 2000. Follow the story; invest in the strategy.