Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.
Flat Glass Group CoSTU:72T +3.29%82 Debt-to-EBITDA is 18.63 as of Mar. 2026, which is 542% above its 10-year median of 2.90. GuruFocus rates STU:72T with a GF Score™ of 82/100 and a GF Value™ of €1.19 (Possible Value Trap). The stock has 8 warning signs investors should review. Among 747 Semiconductors companies, Flat Glass Group Co ranks worse than 85.14% on this metric.
Debt-to-EBITDA measures a company's ability to pay off its debt.
A high Debt-to-EBITDA ratio generally means that a company may spend more time to paying off its debt. According to Joel Tillinghast's BIG MONEY THINKS SMALL: Biases, Blind Spots, and Smarter Investing, a ratio of Debt-to-EBITDA exceeding four is usually considered scary unless tangible assets cover the debt.
The historical rank and industry rank for Flat Glass Group Co's Debt-to-EBITDA or its related term are showing as below:
STU:72T'
s Debt-to-EBITDA Range Over the Past 10 Years
Min: 0.34 Med: 2.9 Max: 9.11
Current: 7.78
During the past 12 years, the highest Debt-to-EBITDA Ratio of Flat Glass Group Co was 9.11. The lowest was 0.34. And the median was 2.90.
STU:72T's Debt-to-EBITDA is ranked worse than 85.14% of 747
companies
in the Semiconductors industry
Industry Median: 1.34
vs STU:72T: 7.78
A high Debt-to-EBITDA ratio generally means that a company may spend more time to paying off its debt.
According to Joel Tillinghast's BIG MONEY THINKS SMALL: Biases, Blind Spots, and Smarter Investing, a ratio of Debt-to-EBITDA exceeding four is usually considered scary unless tangible assets cover the debt.
Flat Glass Group Co Debt-to-EBITDA Related Terms
Flat Glass Group Co Debt-to-EBITDA Historical Data
* Premium members only.
The historical data trend for Flat Glass Group Co's Debt-to-EBITDA can be seen below:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
STU:72T vs FSLR, NXT, ENPH: Debt-to-EBITDA Comparison
For the Solar subindustry, Flat Glass Group Co's Debt-to-EBITDA, along with its competitors' market caps and Debt-to-EBITDA 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.
Flat Glass Group Co Debt-to-EBITDA vs Semiconductors Industry
For the Semiconductors industry and Technology sector, Flat Glass Group Co's Debt-to-EBITDA distribution charts can be found below:
* The bar in red indicates where Flat Glass Group Co's Debt-to-EBITDA falls into.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
In the calculation of annual Debt-to-EBITDA, the EBITDA of the last fiscal year is used. In calculating the annualized quarterly data,
the EBITDA data used here is four times the quarterly (Mar. 2026) EBITDA data.
Flat Glass Group Co (STU:72T) has a Debt-to-EBITDA of 18.63 as of Mar. 2026. Debt-to-EBITDA ratio represents the ratio of total debt to total earnings before interest, taxes, depreciation and amortization. View historical data on Flat Glass Group Co. This is 542% above median its historical median of 2.90. Over the past decade, Flat Glass Group Co's Debt-to-EBITDA has ranged from 0.34 to 9.11. According to the industry distribution chart, Flat Glass Group Co ranks #636 out of 747 companies in the Semiconductors industry, placing it in the top 85.1%.
Is Flat Glass Group Co's Debt-to-EBITDA too high?
Flat Glass Group Co's current Debt-to-EBITDA of 18.63 is 542% above median its 10-year median of 2.90. Over the past 10 years, this metric has ranged from a low of 0.34 to a high of 9.11. The Semiconductors industry median Debt-to-EBITDA is 1.34. Flat Glass Group Co's value of 18.63 is 1290.3% above this industry median. Based on the distribution chart, Flat Glass Group Co ranks #636 out of 747 companies in the Semiconductors industry, which is in the bottom quartile relative to peers. Overall, Flat Glass Group Co has a GF Score™ of 82/100 and is considered Possible Value Trap, reflecting its overall financial health beyond just this single metric.
How does Flat Glass Group Co's Debt-to-EBITDA compare to FSLR and NXT?
According to the Semiconductors industry distribution chart, Flat Glass Group Co ranks #636 out of 747 companies for Debt-to-EBITDA. This places Flat Glass Group Co in the lower half of its industry. The industry median Debt-to-EBITDA is 1.34. Flat Glass Group Co's value of 18.63 is 1290.3% above this benchmark. Historically, Flat Glass Group Co's own Debt-to-EBITDA has ranged from 0.34 to 9.11 over the past decade. While the company's 10-year median is 2.90 vs. the industry median of 1.34, Flat Glass Group Co has consistently been above the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Debt-to-EBITDA for a Semiconductors company?
The median Debt-to-EBITDA among Semiconductors companies is 1.34, based on 747 companies in the industry. Companies in the top quartile (top 25%) have a Debt-to-EBITDA significantly above this median, while those in the bottom quartile fall well below. However, Debt-to-EBITDA should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Flat Glass Group Co's current Debt-to-EBITDA of 18.63 is 1290.3% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Debt-to-EBITDA mean?
A high Debt-to-EBITDA can signal that a stock is expensive relative to its fundamentals. Debt-to-EBITDA ratio represents the ratio of total debt to total earnings before interest, taxes, depreciation and amortization. View historical data on Flat Glass Group Co. For the Semiconductors industry, the median Debt-to-EBITDA is 1.34 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Flat Glass Group Co's current Debt-to-EBITDA is 18.63, which is 542% above median its own 10-year median of 2.90. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Flat Glass Group Co stock overvalued right now?
Based on GuruFocus' analysis, Flat Glass Group Co (STU:72T) is currently considered Possible Value Trap. The stock's GF Value™ is €1.19, compared to a current price of €0.79 — trading 34% below its estimated fair value. The current Debt-to-EBITDA is 18.63, which is 542% above median its 10-year median of 2.90 and 1290.3% above the Semiconductors industry median of 1.34. Flat Glass Group Co's overall GF Score™ is 82/100 with 8 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Debt-to-EBITDA calculated?
Debt-to-EBITDA is calculated from a company's financial statements. For Flat Glass Group Co (STU:72T), the current Debt-to-EBITDA is 18.63 as of Mar. 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 Flat Glass Group Co (STU:72T) Overvalued in 2026?
Based on GuruFocus' analysis, Flat Glass Group Co stock appears to be undervalued.
The current stock price of €0.79 is trading 34% below its estimated GF Value™ of €1.19.
GuruFocus considers Flat Glass Group Co to be Possible Value Trap.
Key valuation signals for STU:72T:
Debt-to-EBITDA: 18.63 (542% above median its 10-year median of 2.90)
GF Value™: €1.19 vs. price of €0.79 (34% below fair value)
Industry Position: 1290.3% above the Semiconductors median (#636 of 747)
No single metric tells the full story. See the STU:72T stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Flat Glass Group Co Ltd manufactures and sells glass and glass products. The company operates in six segments: PV glass, Household Glass, Architectural Glass, Float Glass, Mining products, Electricity generation, and Other businesses. The majority of revenue is derived from the PV glass segment. Its geographical segments are PRC, Asia (excluding the PRC), Europe, North America, and Others.
82GF Score
Get the complete analysis for STU:72T
Debt-to-EBITDA is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
STU:72T has been successfully added to your 
