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DK vs PSX
Which Stock Would AI Choose? Delek US Holdings (DK) vs. Phillips 66 (PSX) Stock Comparison
Key Takeaways
- Both DK and PSX are downstream energy companies whose recent stock performance has been driven by sharply higher refining margins and wider industry crack spreads.
- DK is a smaller-cap, refining-focused operator with logistics exposure, while PSX is a diversified integrated major spanning midstream, chemicals, refining, and renewables.
- DK has posted strong relative momentum, with improved refining "capture rates" and a structural cost-savings program supporting earnings.
- PSX offers broader, more diversified cash flows and greater scale, but trades at a valuation that leaves less margin for error.
- The two names carry different risk profiles: DK is more sensitive to margin cycles and leverage, while PSX is more exposed to volume, chemical, and renewable-policy variables.
Introduction
Investors evaluating the energy sector often compare refiners of different sizes to understand how scale, diversification, and operational execution influence market positioning. This stock comparison examines DK (Delek US Holdings) and PSX (Phillips 66), two downstream energy companies benefiting from the same favorable margin environment yet structured very differently. The comparison is relevant for traders seeking relative-performance opportunities, as well as longer-term investors weighing a focused, higher-beta refining name against a diversified integrated energy company. Both have rallied over the past year on improving refining economics, making a side-by-side review of their recent performance, growth drivers, and risk factors timely.
DK Overview and Recent Performance
DK, Delek US Holdings, is a Brentwood, Tennessee-based downstream energy company that operates petroleum refineries and holds a majority interest in Delek Logistics Partners, a midstream master limited partnership (a pass-through structure that distributes most of its cash flow to unit holders). This combination gives DK both refining exposure and a recurring logistics income stream.
In recent weeks, DK has been one of the stronger performers in the refining group, with shares gaining substantially over the past three to six months and roughly doubling over the past year. The advance has been supported by a meaningful rebound in refining profitability: recent quarterly results showed a sharp year-over-year increase in adjusted net income and adjusted EBITDA (earnings before interest, taxes, depreciation, and amortization). Management has emphasized an improving refining "capture rate," or the share of available market margin the company retains, driven by peer-leading diesel and jet-fuel yields and advantaged crude sourcing. The company's Enterprise Optimization Plan, targeting at least $220 million of annual free-cash-flow improvement, adds a structural catalyst beyond the cyclical margin recovery.
PSX Overview and Recent Performance
PSX, Phillips 66, is a Houston, Texas-based integrated downstream energy provider with a diversified portfolio spanning Midstream, Chemicals, Refining, Marketing and Specialties, and Renewable Fuels. Its scale and breadth distinguish it from more narrowly focused refiners, providing multiple earnings streams and a larger balance sheet.
Over recent months, PSX has delivered strong relative performance, with shares climbing meaningfully and reaching new 52-week highs. Recent results showed a substantial year-over-year increase in adjusted earnings per share (EPS), driven primarily by a surge in realized refining margins alongside record natural gas liquids (NGL) fractionation and export volumes. Crude capacity utilization has run at elevated levels, and the company has continued returning capital to shareholders through dividends and share repurchases while reducing debt. Unlike a pure refiner, PSX also benefits from midstream, chemicals, and marketing segments that can cushion earnings when refining margins fluctuate.
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Head-to-Head Comparison
The clearest contrast between these two stocks is scale and diversification. PSX operates a much larger, multi-segment business, giving it steadier aggregate cash flow but diluting the direct leverage to any single margin cycle. DK is far more concentrated, so its earnings are more sensitive to changes in crack spreads and refinery reliability.
On growth drivers, DK is emphasizing operational improvement and its Enterprise Optimization Plan, while PSX is advancing midstream projects, such as new gas plants and fractionators, alongside disciplined capital returns. In terms of risk, DK carries a smaller market capitalization and a relatively higher sensitivity to debt and margin volatility. PSX faces cyclical refining and chemicals exposure plus renewable-credit policy uncertainty, but its diversification and balance sheet provide a wider buffer.
Valuation reflects these trade-offs. Both names have re-rated higher after strong runs, but PSX trades with less valuation cushion relative to its own history and peers, whereas DK still screens as comparatively inexpensive on forward earnings despite its rally.
Tickeron AI Verdict
Based on observable factors such as trend consistency, relative momentum, and the pace of upward earnings-estimate revisions, Tickeron's AI would likely tilt toward DK in the current environment. The stock has exhibited strong relative performance, improving refining capture rates, and a structural self-help catalyst, which together suggest favorable trend continuity. That said, PSX offers greater stability and diversification, which may appeal to strategies prioritizing lower volatility. This assessment is probabilistic and based on current positioning rather than a guaranteed outcome; the appropriate choice depends on an investor's risk tolerance and time horizon.
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 DK is a Buy and PSX is a Buy.
DK | PSX | ||
|---|---|---|---|
OUTLOOK RATING 1..100 | 11 | 76 | |
VALUATION overvalued / fair valued / undervalued 1..100 | 71 Overvalued | 48 Fair valued | |
PROFIT vs RISK RATING 1..100 | 7 | 7 | |
SMR RATING 1..100 | 10 | 40 | |
PRICE GROWTH RATING 1..100 | 35 | 13 | |
P/E GROWTH RATING 1..100 | 29 | 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 DK (71). This means that PSX’s stock grew similarly to DK’s over the last 12 months.
PSX's Profit vs Risk Rating (7) in the Oil Refining Or Marketing industry is in the same range as DK (7). This means that PSX’s stock grew similarly to DK’s over the last 12 months.
DK's SMR Rating (10) in the Oil Refining Or Marketing industry is in the same range as PSX (40). This means that DK’s stock grew similarly to PSX’s over the last 12 months.
PSX's Price Growth Rating (13) in the Oil Refining Or Marketing industry is in the same range as DK (35). This means that PSX’s stock grew similarly to DK’s over the last 12 months.
DK's P/E Growth Rating (29) in the Oil Refining Or Marketing industry is somewhat better than the same rating for PSX (94). This means that DK’s stock grew somewhat faster than PSX’s over the last 12 months.
| DK | PSX | |
|---|---|---|
| RSI ODDS (%) | 2 days ago 85% | 2 days ago 56% |
| Stochastic ODDS (%) | 2 days ago 80% | 2 days ago 67% |
| Momentum ODDS (%) | 2 days ago 75% | 2 days ago 81% |
| MACD ODDS (%) | 2 days ago 77% | 2 days ago 75% |
| TrendWeek ODDS (%) | 2 days ago 79% | 2 days ago 77% |
| TrendMonth ODDS (%) | 2 days ago 80% | 2 days ago 74% |
| Advances ODDS (%) | 4 days ago 81% | 2 days ago 76% |
| Declines ODDS (%) | 16 days ago 80% | 11 days ago 57% |
| BollingerBands ODDS (%) | 2 days ago 90% | 2 days ago 60% |
| Aroon ODDS (%) | 2 days ago 80% | 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).
DK’s FA Score shows that 3 FA rating(s) are green while PSX’s FA Score has 2 green FA rating(s).
- DK’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.
DK’s TA Score shows that 6 TA indicator(s) are bullish while PSX’s TA Score has 4 bullish TA indicator(s).
- DK’s TA Score: 6 bullish, 3 bearish.
- PSX’s TA Score: 4 bullish, 4 bearish.
Price Growth
DK (@Oil Refining/Marketing) experienced а +0.43% price change this week, while PSX (@Oil Refining/Marketing) price change was +5.14% for the same time period.
The average weekly price growth across all stocks in the @Oil Refining/Marketing industry was +2.79%. For the same industry, the average monthly price growth was +2.36%, and the average quarterly price growth was +42.70%.
Reported Earning Dates
DK is expected to report earnings on Nov 11, 2026.
PSX is expected to report earnings on Oct 28, 2026.
Industries' Descriptions
@Oil Refining/Marketing (+2.79% 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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DK and
Correlation & Price change
A.I.dvisor indicates that over the last year, DK has been closely correlated with PARR. These tickers have moved in lockstep 77% of the time. This A.I.-generated data suggests there is a high statistical probability that if DK jumps, then PARR 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.