MPC stock forecast, quote, news & analysis

Key Takeaways

• MPC shares climbed roughly 16.6% over the last 30 days, rising from $309.24 on July 24, 2026, to $360.72 as of the August 21, 2026 close.
• The rally followed blockbuster second-quarter 2026 results: adjusted earnings of $17.73 per share, up 347.7% from $3.96 a year earlier, and adjusted EBITDA of $8.5 billion versus $3.3 billion.
• Sharply higher refining "crack spreads," driven by geopolitical supply disruptions and unusually high global refinery downtime, powered the earnings beat.
• Aggressive shareholder returns—$2.8 billion in the quarter, including $2.5 billion in buybacks—reinforced investor confidence.
• Over the last quarter, MPC has gained roughly 45%, reflecting a broader re-rating across the refining sector.

Marathon Petroleum (MPC) Company Overview and Market Position

Marathon Petroleum Corporation, headquartered in Findlay, Ohio, is one of the largest independent refining and marketing companies in the United States. The company operates an integrated downstream business spanning crude oil refining, refined product marketing and logistics, and renewable diesel production. Through its majority ownership of midstream operator MPLX, Marathon also holds fee-based pipeline and processing assets that diversify its exposure to cyclical refining margins.

Investors follow MPC closely because its earnings are highly sensitive to crack spreads—the difference between refined product prices and crude costs. The company's scale, integrated logistics network, and disciplined capital-return program make it a benchmark name for gauging conditions across the broader refining industry, alongside peers such as VLO and PSX.

Marathon Petroleum (MPC) Stock Price Performance: Last 30 Days vs. Quarter

Over the last 30 days, MPC advanced approximately 16.6%, climbing from a closing price of $309.24 on July 24, 2026, to $360.72 on August 21, 2026. The move was not linear: the stock initially dipped in early August before staging a sustained multi-week rally that pushed it to multi-year highs.

The quarterly picture is even stronger. Measured against its closing level of $248.43 roughly three months earlier, MPC has risen approximately 45%. This longer-term advance reflects both improving industry fundamentals and a pronounced upward revision in earnings expectations following the second-quarter report.

What Drove MPC Stock Price in the Last 30 Days

The primary catalyst was the company's second-quarter 2026 earnings report, released on August 4. Marathon posted adjusted earnings of $17.73 per share, well above the Zacks Consensus Estimate of $14.52 and up from $3.96 in the prior-year period. Net income attributable to MPC jumped to roughly $5.1 billion from $1.2 billion a year earlier, and adjusted EBITDA surged to $8.5 billion from $3.3 billion.

The Refining & Marketing segment was the key driver. Its adjusted EBITDA climbed to $6.66 billion from $1.89 billion, while the segment's margin more than doubled to $36.33 per barrel from $17.58. Marathon achieved a 112% margin capture rate in the quarter, supported by crude sourcing optimization, inventory discipline, higher jet fuel production, and 94% system-wide utilization, including 100% utilization across its Gulf Coast refineries.

Macro conditions amplified the results. Restricted crude flows through the Strait of Hormuz and disruptions tied to regional conflicts reduced global refining capacity, with management citing more than 9 million barrels per day of planned and unplanned downtime—roughly 4 million barrels per day above historical norms. Tight U.S. gasoline and distillate inventories further supported product margins. Aggressive capital returns, including $2.5 billion in share repurchases, also underpinned sentiment.

What Drove MPC Stock Performance Over the Last Quarter

The quarterly advance reflects a broader sector-wide re-rating. Refining margins strengthened throughout the period as global supply disruptions and elevated refinery downtime tightened refined product markets, benefiting large, flexible U.S. refiners disproportionately. Marathon compounded that tailwind with execution improvements: its lowest level of unplanned downtime in a decade, enhanced jet fuel yield, and completion of the Robinson and El Paso yield-improvement projects, both targeting returns above 25%.

The midstream business added through-cycle support, with MPLX posting midstream adjusted EBITDA of $1.78 billion, up 8.3% year over year, and raising its 2026 growth capital outlook to $2.9 billion. The renewable diesel segment also swung to positive adjusted EBITDA of $258 million from a $19 million loss a year earlier. These results lifted analyst earnings estimates materially, reinforcing the stock's upward momentum across the quarter.

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MPC Stock Forecast Drivers: What Investors Should Watch Next

Several factors will shape MPC's path going forward. Refining margins remain the dominant earnings variable, making crack spreads, crude differentials, and the pace at which disrupted global capacity returns to service critical to monitor. The company guided third-quarter crude throughput to roughly 2.8 million barrels per day at 94% utilization, with planned turnaround expense of about $290 million that could temper margin capture.

Investors should also track the trajectory of gasoline and distillate inventories, developments in the Persian Gulf and Russia-Ukraine conflict that affect supply, and the ongoing execution of the Robinson, El Paso, and MPLX growth projects. Share repurchases, with $6.1 billion remaining under authorization, and any shifts in analyst earnings estimates will likewise influence sentiment. As always, refining remains cyclical, and a normalization of product markets could pressure results from current elevated levels.

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