Phillips 66 has the GF Score of 68, which implies that the company
might have
Poor future performance potential.
The GF Score is a stock performance ranking system developed by GuruFocus using five aspects of valuation, which has been found to be closely correlated to the long-term performances of stocks by backtesting from 2006 to 2021. The stocks with a higher GF Score generally generate higher returns than those with lower GF Scores. Therefore, when picking stocks, investors should invest in companies with high GF Scores. The GF Score ranges from 0 to 100, with 100 as the highest rank.
GF Score takes following five key aspects into consideration:
Each one of these components is ranked and the ranks also have positive correlation with the long term performances of stocks. The GF score is calculated using the five key aspects of analysis. Through backtesting, we know that each of these key aspects has a different impact on the stock price performance. Thus, they are weighted differently when calculating the total score. The Profitability Rank and the Growth Rank are weighted fully, while other parameters have less weight.
Based on research and backtesting result, GuruFocus believes Phillips 66
might have
Poor future performance potential.
Please click GF Score to see more details on the GF Score's 5 Key Aspects of Analysis.
Phillips 66 (XSWX:PSX) GF Score Explanation
Based on the historical long-term performances among five valuation aspects, the GF Score is found to be closely correlated to the long-term performances of stocks. It ranges from 0 to 100, with 100 as the highest. GuruFocus divided GF Score into following 5 categories:
GF Score
Performance Potential and All-in-One Screener Examples (1)
(1) These are some simple examples. You can access our GF Score filter under All-in-One Screener’s Fundamental tab.
Phillips 66 GF Score Related Terms
XSWX:PSX vs MPC, VLO, DINO: GF Score Comparison
For the Oil & Gas Refining & Marketing subindustry, Phillips 66's GF Score, along with its competitors' market caps and GF Score 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.
Phillips 66 GF Score vs Oil & Gas Industry
For the Oil & Gas industry and Energy sector, Phillips 66's GF Score distribution charts can be found below:
* The bar in red indicates where Phillips 66's GF Score falls into.
Phillips 66 (XSWX:PSX) has a GF Score of 68 as of Jun. 27, 2026. GF Score is a stock performance ranking system developed by GuruFocus using five aspects of valuation. View historical data on Phillips 66 and its competitors. This is near median its historical median of 71.00. Over the past decade, Phillips 66's GF Score has ranged from 68.00 to 78.00.
Is Phillips 66's GF Score too high?
Phillips 66's current GF Score of 68 is near median its 10-year median of 71.00. Over the past 10 years, this metric has ranged from a low of 68.00 to a high of 78.00. Overall, Phillips 66 has a GF Score™ of 68/100, reflecting its overall financial health beyond just this single metric.
How does Phillips 66's GF Score compare to MPC and VLO?
Phillips 66's GF Score of 68 can be compared against companies in the Oil & Gas industry. Historically, Phillips 66's own GF Score has ranged from 68.00 to 78.00 over the past decade. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good GF Score for an Oil & Gas company?
A good GF Score depends on the Oil & Gas industry context. However, GF Score should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high GF Score mean?
A high GF Score can signal that a stock is expensive relative to its fundamentals. GF Score is a stock performance ranking system developed by GuruFocus using five aspects of valuation. View historical data on Phillips 66 and its competitors. Phillips 66's current GF Score is 68, which is near median its own 10-year median of 71.00. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Phillips 66 stock overvalued right now?
Phillips 66 (XSWX:PSX) has a current GF Score of 68. The stock's GF Value™ is CHF109.85, compared to a current price of CHF138.77 — trading 26.3% above its estimated fair value. The current GF Score is 68, which is near median its 10-year median of 71.00. Phillips 66's overall GF Score™ is 68/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is GF Score calculated?
GF Score is calculated from a company's financial statements. For Phillips 66 (XSWX:PSX), the current GF Score is 68 as of Jun. 27, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is Phillips 66 (XSWX:PSX) Overvalued in 2026?
Based on GuruFocus' analysis, Phillips 66 stock appears to be overvalued.
The current stock price of CHF138.77 is trading 26.3% above its estimated GF Value™ of CHF109.85.
Key valuation signals for XSWX:PSX:
GF Score: 68 (near median its 10-year median of 71.00)
GF Value™: CHF109.85 vs. price of CHF138.77 (26.3% above fair value)
No single metric tells the full story. See the XSWX:PSX stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Phillips 66 is an independent refiner that owns or holds interest in 10 refineries with a total crude throughput capacity of 2.0 million barrels per day, or mmb/d, at the end of 2025. The midstream segment comprises extensive transportation and NGL processing assets. It includes 70,000 miles of crude oil, refined petroleum product, NGL and natural gas pipeline systems, and a comprehensive set of refined petroleum product, NGL and crude oil terminals, gathering and processing plants and fractionation facilities and various other storage and loading facilities. Its CPChem chemical joint venture operates facilities primarily in the United States and the Middle East and produces olefins and polyolefins.
68GF Score
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