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MPC vs PSX
Which Stock Would AI Choose? Marathon Petroleum (MPC) vs. Phillips 66 (PSX) Stock Comparison
Key Takeaways
- Marathon Petroleum (MPC) is the largest U.S. refiner by volume, giving it direct operating leverage to the recent surge in refining margins.
- Phillips 66 (PSX) is a more diversified integrated downstream operator spanning refining, midstream, chemicals, marketing, and renewable fuels.
- Both stocks have rallied sharply on geopolitical supply disruptions, but MPC has posted stronger refining-margin capture and a larger share-price advance in recent months.
- PSX offers broader cash-flow diversification and a growing midstream backlog, partially offsetting refining cyclicality.
- Risk profiles differ: MPC carries concentrated refining exposure, while PSX faces chemicals, renewables, and labor-related variables.
- Valuation has reset higher for both, leaving less margin for error if crack spreads normalize.
Introduction
Investors tracking the energy sector have watched refining-focused equities outperform in recent months as geopolitical disruptions tightened global fuel supplies and lifted margins. This stock comparison examines two of the largest U.S. downstream energy names: Marathon Petroleum and Phillips 66. While both companies have benefited from the same broad macro backdrop, they differ meaningfully in business mix, growth drivers, and risk exposure. Traders seeking direct leverage to refining margins and long-term investors evaluating diversified energy cash flows may each find this relative performance analysis useful when assessing market positioning between these two closely followed stocks.
MPC Overview and Recent Performance
Marathon Petroleum is the largest U.S. refiner by volume and also holds a majority stake in MPLX, a midstream partnership that owns pipelines, processing, and logistics assets. This structure blends a cyclical refining business with steadier, fee-based midstream income. In recent weeks, MPC has been among the strongest performers in the sector, advancing significantly year to date and trading near record highs. The rally has been driven by a sharp rise in refining margins tied to Middle East supply disruptions that have curtailed global refined-product capacity.
Fundamentals have supported the move. Recent quarterly results showed refining and marketing margin climbing sharply versus the prior year, with margin capture exceeding 100%, reflecting strong crude sourcing, inventory discipline, and higher jet-fuel production. Management has also expanded its share repurchase authorization, adding an incremental $5 billion program, and continues investing in high-return projects at key Gulf Coast refineries. However, the concentrated refining exposure means earnings remain sensitive to any normalization in crack spreads (the difference between refined-product prices and crude oil costs).
PSX Overview and Recent Performance
Phillips 66 operates an integrated downstream portfolio spanning refining, midstream, chemicals through its CPChem joint venture, marketing and specialties, and renewable fuels. This diversification distinguishes it from a pure refiner and provides multiple earnings streams beyond fuel margins. In recent market activity, PSX shares have also rallied strongly, supported by a sharp improvement in quarterly earnings driven by wider realized refining margins and record midstream volumes, including record NGL (natural gas liquids) fractionation and LPG (liquefied petroleum gas) export volumes.
The company has advanced several growth projects, including new gas plants and fractionation capacity, and announced a major Western Gateway pipeline joint venture. It has also expanded its share repurchase authorization and continues working toward its debt-reduction target. At the same time, PSX carries distinct variables, including chemicals margin cyclicality, renewable-fuels policy uncertainty, and operational factors such as labor negotiations at certain facilities. These elements create a broader, but more complex, risk profile than a refining-only peer.
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Head-to-Head Comparison
The core contrast between these two stocks is concentration versus diversification. MPC offers greater direct exposure to refining economics, which translated into a higher realized refining margin and stronger margin capture in recent quarters, amplifying upside during the margin boom. PSX spreads earnings across refining, midstream, chemicals, and renewables, which can temper volatility across the cycle but also dilutes the impact of any single segment.
On growth drivers, MPC emphasizes refinery optimization and jet-fuel capacity alongside MPLX midstream expansion in the Permian and Marcellus. PSX is building out its NGL and fractionation value chain and advancing major pipeline projects. On risk factors, MPC is more exposed to refining-margin normalization and elevated utilization levels, while PSX faces chemicals cyclicality, renewables policy risk, and higher net debt. Both have seen valuations reset higher after strong rallies, reducing the cushion against softer conditions. Overall market sentiment has favored the name with the most direct refining leverage, though that same leverage cuts both ways.
Tickeron AI Verdict
Based on observable trend consistency, relative momentum, and the strength of recent refining-margin capture, Tickeron's AI would likely lean toward MPC in the current environment. The stock has demonstrated a steadier upward trend and more pronounced earnings leverage to the prevailing refining upcycle, with stronger realized margins supporting near-term positioning. That said, the view remains probabilistic rather than definitive: PSX holds appeal for its diversification and midstream growth, and either name could see sentiment shift if refining conditions normalize or segment-specific catalysts emerge. The AI's preference reflects current relative positioning rather than a fixed or permanent conclusion.
Disclaimer
The information on this webpage is provided for general informational and educational purposes only and is not intended as investment advice, a recommendation to purchase or sell any security, or an offer or solicitation related to investments. It does not consider your personal financial situation, goals, or risk profile, and all investing carries inherent risks, including the possibility of losing your entire investment. For more details, please review our full disclaimer.
To compare these two companies we present long-term analysis, their fundamental ratings and make comparative short-term technical analysis which are presented below. The conclusion is MPC is a StrongBuy and PSX is a Buy.
MPC | PSX | ||
|---|---|---|---|
OUTLOOK RATING 1..100 | 94 | 70 | |
VALUATION overvalued / fair valued / undervalued 1..100 | 66 Overvalued | 48 Fair valued | |
PROFIT vs RISK RATING 1..100 | 4 | 9 | |
SMR RATING 1..100 | 21 | 40 | |
PRICE GROWTH RATING 1..100 | 12 | 16 | |
P/E GROWTH RATING 1..100 | 92 | 94 | |
SEASONALITY SCORE 1..100 | 50 | 50 |
Tickeron ratings are formulated such that a rating of 1 designates the most successful stocks in a given industry, while a rating of 100 points to the least successful stocks for that industry.
PSX's Valuation (48) in the Oil Refining Or Marketing industry is in the same range as MPC (66). This means that PSX’s stock grew similarly to MPC’s over the last 12 months.
MPC's Profit vs Risk Rating (4) in the Oil Refining Or Marketing industry is in the same range as PSX (9). This means that MPC’s stock grew similarly to PSX’s over the last 12 months.
MPC's SMR Rating (21) in the Oil Refining Or Marketing industry is in the same range as PSX (40). This means that MPC’s stock grew similarly to PSX’s over the last 12 months.
MPC's Price Growth Rating (12) in the Oil Refining Or Marketing industry is in the same range as PSX (16). This means that MPC’s stock grew similarly to PSX’s over the last 12 months.
MPC's P/E Growth Rating (92) in the Oil Refining Or Marketing industry is in the same range as PSX (94). This means that MPC’s stock grew similarly to PSX’s over the last 12 months.
| MPC | PSX | |
|---|---|---|
| RSI ODDS (%) | 2 days ago 58% | 2 days ago 59% |
| Stochastic ODDS (%) | 2 days ago 66% | 2 days ago 81% |
| Momentum ODDS (%) | 2 days ago 59% | 2 days ago 64% |
| MACD ODDS (%) | 2 days ago 73% | 2 days ago 67% |
| TrendWeek ODDS (%) | 2 days ago 78% | 2 days ago 76% |
| TrendMonth ODDS (%) | 2 days ago 76% | 2 days ago 73% |
| Advances ODDS (%) | 2 days ago 76% | 2 days ago 76% |
| Declines ODDS (%) | 10 days ago 59% | 4 days ago 57% |
| BollingerBands ODDS (%) | 2 days ago 69% | 2 days ago 55% |
| Aroon ODDS (%) | 2 days ago 76% | 2 days ago 69% |
Long-Term Analysis
It is best to consider a long-term outlook for a ticker by using Fundamental Analysis (FA) ratings. The rating of 1 to 100, where 1 is best and 100 is worst, is divided into thirds. The first third (a green rating of 1-33) indicates that the ticker is undervalued; the second third (a grey number between 34 and 66) means that the ticker is valued fairly; and the last third (red number of 67 to 100) reflects that the ticker is overvalued. We use an FA Score to show how many ratings show the ticker to be undervalued (green) or overvalued (red).
MPC’s FA Score shows that 3 FA rating(s) are green while PSX’s FA Score has 2 green FA rating(s).
- MPC’s FA Score: 3 green, 2 red.
- PSX’s FA Score: 2 green, 3 red.
Short-Term Analysis
It is best to consider a short-term outlook for a ticker by using Technical Analysis (TA) indicators. We use Odds of Success as the percentage of outcomes which confirm successful trade signals in the past.
If the Odds of Success (the likelihood of the continuation of a trend) for each indicator are greater than 50%, then the generated signal is confirmed. A green percentage from 90% to 51% indicates that the ticker is in a bullish trend. A red percentage from 90% - 51% indicates that the ticker is in a bearish trend. All grey percentages are below 50% and are considered not to confirm the trend signal.
MPC’s TA Score shows that 3 TA indicator(s) are bullish while PSX’s TA Score has 3 bullish TA indicator(s).
- MPC’s TA Score: 3 bullish, 5 bearish.
- PSX’s TA Score: 3 bullish, 5 bearish.
Price Growth
MPC (@Oil Refining/Marketing) experienced а +7.47% price change this week, while PSX (@Oil Refining/Marketing) price change was +3.27% for the same time period.
The average weekly price growth across all stocks in the @Oil Refining/Marketing industry was +2.03%. For the same industry, the average monthly price growth was +2.16%, and the average quarterly price growth was +32.99%.
Reported Earning Dates
MPC is expected to report earnings on Nov 03, 2026.
PSX is expected to report earnings on Oct 28, 2026.
Industries' Descriptions
@Oil Refining/Marketing (+2.03% weekly)The Oil Refining/Marketing segment includes companies that refine crude oil into a number of petroleum products, including gasoline, jet fuel and diesel, and then sell the usable products to the end users. These companies are involved in what’s called downstream operations in the oil business. They also engage in the marketing and distribution of crude oil and natural gas products. In other words, the downstream oil and gas business is focused on post-production processes of crude oil and natural gas. When oil prices slump, downstream businesses are hurt less or in some cases even benefit, since their purchase cost of crude oil goes down. Some of the biggest U.S. oil refining/marketing companies include Phillips 66, Marathon Petroleum Corporation and Valero Energy Corp.
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MPC and
Correlation & Price change
A.I.dvisor indicates that over the last year, MPC has been closely correlated with VLO. These tickers have moved in lockstep 90% of the time. This A.I.-generated data suggests there is a high statistical probability that if MPC jumps, then VLO could also see price increases.
PSX and
Correlation & Price change
A.I.dvisor indicates that over the last year, PSX has been closely correlated with MPC. These tickers have moved in lockstep 86% of the time. This A.I.-generated data suggests there is a high statistical probability that if PSX jumps, then MPC could also see price increases.