Formosa Petrochemical has the GF Score of 84, which implies that the company
might have
Good outperformance 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 Formosa Petrochemical
might have
Good outperformance potential.
Please click GF Score to see more details on the GF Score's 5 Key Aspects of Analysis.
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.
Formosa Petrochemical GF Score Related Terms
TPE:6505 vs VLO, MPC, PSX: GF Score Comparison
For the Oil & Gas Refining & Marketing subindustry, Formosa Petrochemical'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.
Formosa Petrochemical GF Score vs Oil & Gas Industry
For the Oil & Gas industry and Energy sector, Formosa Petrochemical's GF Score distribution charts can be found below:
* The bar in red indicates where Formosa Petrochemical's GF Score falls into.
Formosa Petrochemical (TPE:6505) has a GF Score of 84 as of Jul. 08, 2026. GF Score is a stock performance ranking system developed by GuruFocus using five aspects of valuation. View historical data on Formosa Petrochemical and its competitors. This is 17% above median its historical median of 72.00. Over the past decade, Formosa Petrochemical's GF Score has ranged from 50.00 to 90.00.
Is Formosa Petrochemical's GF Score too high?
Formosa Petrochemical's current GF Score of 84 is 17% above median its 10-year median of 72.00. Over the past 10 years, this metric has ranged from a low of 50.00 to a high of 90.00. Overall, Formosa Petrochemical has a GF Score™ of 84/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Formosa Petrochemical's GF Score compare to VLO and MPC?
Formosa Petrochemical's GF Score of 84 can be compared against companies in the Oil & Gas industry. Historically, Formosa Petrochemical's own GF Score has ranged from 50.00 to 90.00 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 Formosa Petrochemical and its competitors. Formosa Petrochemical's current GF Score is 84, which is 17% above median its own 10-year median of 72.00. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Formosa Petrochemical stock overvalued right now?
Based on GuruFocus' analysis, Formosa Petrochemical (TPE:6505) is currently considered Fairly Valued. The stock's GF Value™ is NT$57.73, compared to a current price of NT$59.40 — trading 2.9% above its estimated fair value. The current GF Score is 84, which is 17% above median its 10-year median of 72.00. Formosa Petrochemical's overall GF Score™ is 84/100 with 7 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 Formosa Petrochemical (TPE:6505), the current GF Score is 84 as of Jul. 08, 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 Formosa Petrochemical (TPE:6505) Overvalued in 2026?
Based on GuruFocus' analysis, Formosa Petrochemical stock appears to be overvalued.
The current stock price of NT$59.40 is trading 2.9% above its estimated GF Value™ of NT$57.73.
GuruFocus considers Formosa Petrochemical to be Fairly Valued.
Key valuation signals for TPE:6505:
GF Score: 84 (17% above median its 10-year median of 72.00)
GF Value™: NT$57.73 vs. price of NT$59.40 (2.9% above fair value)
No single metric tells the full story. See the TPE:6505 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Formosa Petrochemical Corp engages in the Operation of refinery of petroleum and integrated manufacture of hydrocarbon. The firm operates in two segments. The Petrochemical segment that derives majority revenue engages in producing and selling petroleum, and petrochemical products. The Public utility segment engages in producing and selling water, electricity, and steam. Its product offerings comprise gasoline, jet fuel, kerosene, fuel oil, asphalt, sulfur, lubricant, diesel, naphtha, and liquid petroleum gas.
84GF Score
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