IST:SISE's PB Ratio is ranked better than 75.55% of 544
companies
in the Conglomerates industry
Industry Median: 1.035
vs IST:SISE: 0.53
During the past 12 months, Turkiye Sise ve Cam Fabrikalari AS's average Book Value Per Share Growth Rate was 29.20% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 19.30% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 66.10% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was 45.30% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of Turkiye Sise ve Cam Fabrikalari AS was 109.80% per year. The lowest was -89.20% per year. And the median was 18.30% per year.
Back to Basics: PB Ratio
Turkiye Sise ve Cam Fabrikalari AS (IST:SISE) PB Ratio Explanation
The PB Ratio works the best for the businesses that earn most of their profit from their assets, e.g. banks and insurance companies.
Be Aware
Some businesses have very light assets, such as software companies or insurance agencies. The PB Ratio does not work well for these companies. Some companies even have negative equity, so the PB Ratio cannot be applied to them.
Turkiye Sise ve Cam Fabrikalari AS PB Ratio Related Terms
Turkiye Sise ve Cam Fabrikalari AS PB Ratio Historical Data
* 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.
For the Conglomerates subindustry, Turkiye Sise ve Cam Fabrikalari AS's PB Ratio, along with its competitors' market caps and PB Ratio 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.
Turkiye Sise ve Cam Fabrikalari AS PB Ratio vs Conglomerates Industry
For the Conglomerates industry and Industrials sector, Turkiye Sise ve Cam Fabrikalari AS's PB Ratio distribution charts can be found below:
* The bar in red indicates where Turkiye Sise ve Cam Fabrikalari AS's PB Ratio falls into.
Turkiye Sise ve Cam Fabrikalari AS PB Ratio Calculation
The PB Ratio, or Price-to-Book ratio, or Price/Book, is a financial ratio used to compare a company's market price to its Book Value per Share. It is a ratio widely used to value stocks.
* 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.
It can also be calculated from the numbers for the whole company:
A closely related ratio is called Price-to-Tangible-Book. The difference between Price-to-Tangible-Book and PB Ratio is that book value other than intangibles are used in the calculation.
Turkiye Sise ve Cam Fabrikalari AS (IST:SISE) has a PB Ratio of 0.53 as of Jun. 27, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Turkiye Sise ve Cam Fabrikalari AS and its competitors. This is 45% below median its historical median of 0.96. Over the past decade, Turkiye Sise ve Cam Fabrikalari AS's PB Ratio has ranged from 0.44 to 2.22. According to the industry distribution chart, Turkiye Sise ve Cam Fabrikalari AS ranks #133 out of 544 companies in the Conglomerates industry, placing it in the top 24.4%.
Is Turkiye Sise ve Cam Fabrikalari AS's PB Ratio too high?
Turkiye Sise ve Cam Fabrikalari AS's current PB Ratio of 0.53 is 45% below median its 10-year median of 0.96. Over the past 10 years, this metric has ranged from a low of 0.44 to a high of 2.22. The Conglomerates industry median PB Ratio is 1.04. Turkiye Sise ve Cam Fabrikalari AS's value of 0.53 is 48.8% below this industry median. Based on the distribution chart, Turkiye Sise ve Cam Fabrikalari AS ranks #133 out of 544 companies in the Conglomerates industry, which is in the top quartile — a strong position relative to peers. Overall, Turkiye Sise ve Cam Fabrikalari AS has a GF Score™ of 90/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Turkiye Sise ve Cam Fabrikalari AS's PB Ratio compare to HON and MMM?
According to the Conglomerates industry distribution chart, Turkiye Sise ve Cam Fabrikalari AS ranks #133 out of 544 companies for PB Ratio. This places Turkiye Sise ve Cam Fabrikalari AS in the top 24% of its industry — outperforming the majority of peers. The industry median PB Ratio is 1.04. Turkiye Sise ve Cam Fabrikalari AS's value of 0.53 is 48.8% below this benchmark. Historically, Turkiye Sise ve Cam Fabrikalari AS's own PB Ratio has ranged from 0.44 to 2.22 over the past decade. While the company's 10-year median is 0.96 vs. the industry median of 1.04, Turkiye Sise ve Cam Fabrikalari AS has consistently been below 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 PB Ratio for a Conglomerates company?
The median PB Ratio among Conglomerates companies is 1.04, based on 544 companies in the industry. Companies in the top quartile (top 25%) have a PB Ratio significantly above this median, while those in the bottom quartile fall well below. However, PB Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Turkiye Sise ve Cam Fabrikalari AS's current PB Ratio of 0.53 is 48.8% below 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 PB Ratio mean?
A high PB Ratio can signal that a stock is expensive relative to its fundamentals. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Turkiye Sise ve Cam Fabrikalari AS and its competitors. For the Conglomerates industry, the median PB Ratio is 1.04 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Turkiye Sise ve Cam Fabrikalari AS's current PB Ratio is 0.53, which is 45% below median its own 10-year median of 0.96. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Turkiye Sise ve Cam Fabrikalari AS stock overvalued right now?
Based on GuruFocus' analysis, Turkiye Sise ve Cam Fabrikalari AS (IST:SISE) is currently considered Modestly Undervalued. The stock's GF Value™ is ₺58.41, compared to a current price of ₺45.32 — trading 22.4% below its estimated fair value. The current PB Ratio is 0.53, which is 45% below median its 10-year median of 0.96 and 48.8% below the Conglomerates industry median of 1.04. Turkiye Sise ve Cam Fabrikalari AS's overall GF Score™ is 90/100 with 8 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is PB Ratio calculated?
PB Ratio is calculated from a company's financial statements. For Turkiye Sise ve Cam Fabrikalari AS (IST:SISE), the current PB Ratio is 0.53 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 Turkiye Sise ve Cam Fabrikalari AS (IST:SISE) Overvalued in 2026?
Based on GuruFocus' analysis, Turkiye Sise ve Cam Fabrikalari AS stock appears to be undervalued.
The current stock price of ₺45.32 is trading 22.4% below its estimated GF Value™ of ₺58.41.
GuruFocus considers Turkiye Sise ve Cam Fabrikalari AS to be Modestly Undervalued.
Key valuation signals for IST:SISE:
PB Ratio: 0.53 (45% below median its 10-year median of 0.96)
GF Value™: ₺58.41 vs. price of ₺45.32 (22.4% below fair value)
Industry Position: 48.8% below the Conglomerates median (#133 of 544)
No single metric tells the full story. See the IST:SISE stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Turkiye Sise ve Cam Fabrikalari AS Business Description
Turkiye Sise ve Cam Fabrikalari AS is a holding company that, through its subsidiaries, manufactures and sells glass products, chemicals, and glass packaging. The firm's five segments are based on product type. The flat glass segment, which generates more revenue than any other segment, sells glass panes used in windows and automobile windshields. The glassware segment sells glass beverage bottles and crystal products. The other three segments are glass packaging, chemicals, and other, which consists primarily of services including insurance and the export and import of goods. The majority of revenue comes from Turkey.
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