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.
The historical rank and industry rank for TSKB Gayrimenkul Yatirim Ortakligi AS's Cyclically Adjusted PB Ratio or its related term are showing as below:
IST:TSGYO'
s Cyclically Adjusted PB Ratio Range Over the Past 10 Years
Min: 0.38 Med: 3.51 Max: 10.95
Current: 1.65
During the past years, TSKB Gayrimenkul Yatirim Ortakligi AS's highest Cyclically Adjusted PB Ratio was 10.95. The lowest was 0.38. And the median was 3.51.
IST:TSGYO's Cyclically Adjusted PB Ratio is ranked worse than 84.48% of 554
companies
in the REITs industry
Industry Median: 0.805
vs IST:TSGYO: 1.65
The Shiller PE Ratio was first used by professor Robert Shiller. He uses E10 for his Shiller PE Ratio calculation. E10 is the average of the inflation adjusted earnings per share of a company over the past 10 years. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted PB Ratio. The Cyclically Adjusted Book per Share is the average of the inflation adjusted book value per share of a company over the past 10 years.
TSKB Gayrimenkul Yatirim Ortakligi AS's adjusted book value per share data for the three months ended in Jun. 2026 was ₺11.334. Add all the adjusted book value per share for the past 10 years together and divide the count will get our Cyclically Adjusted Book per Share, which is ₺3.40 for the trailing ten years ended in Jun. 2026.
Shiller PE for Stocks: The True Measure of Stock Valuation
TSKB Gayrimenkul Yatirim Ortakligi AS (IST:TSGYO) Cyclically Adjusted PB Ratio Explanation
Compared with the regular PB Ratio, which works poorly for cyclical businesses, the Cyclically Adjusted PB Ratio smoothed out the fluctuations of book value during business cycles. Therefore it is more accurate in reflecting the valuation of the company.
If a company has consistent business performance, the Cyclically Adjusted PB Ratio should give similar results to regular PB Ratio.
TSKB Gayrimenkul Yatirim Ortakligi AS Cyclically Adjusted PB Ratio Related Terms
TSKB Gayrimenkul Yatirim Ortakligi AS Cyclically Adjusted 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.
TSKB Gayrimenkul Yatirim Ortakligi AS Cyclically Adjusted PB Ratio Chart
IST:TSGYO vs BXP, ARE, VNO: Cyclically Adjusted PB Ratio Comparison
For the REIT - Office subindustry, TSKB Gayrimenkul Yatirim Ortakligi AS's Cyclically Adjusted PB Ratio, along with its competitors' market caps and Cyclically Adjusted 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.
TSKB Gayrimenkul Yatirim Ortakligi AS Cyclically Adjusted PB Ratio vs REITs Industry
For the REITs industry and Real Estate sector, TSKB Gayrimenkul Yatirim Ortakligi AS's Cyclically Adjusted PB Ratio distribution charts can be found below:
* The bar in red indicates where TSKB Gayrimenkul Yatirim Ortakligi AS's Cyclically Adjusted PB Ratio falls into.
TSKB Gayrimenkul Yatirim Ortakligi AS Cyclically Adjusted PB Ratio Calculation
Like the Shiller PE Ratio, the Cyclically Adjusted PB Ratio takes the Book Value per Share from the past 10 years, adjusts it for inflation, and then calculates the average. This average is then used for the P/B calculation. Because it considers this 10-year average, it's often referred to as the CAPB Ratio.
The Shiller PE Ratio was first used by professor Robert Shiller to measure the valuation of the overall market. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted PB Ratio.
* 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.
Please note that we use the CPI data of the country/region where the company is headquartered. If the CPI data for that country/region is not available, then we will use the CPI data of the United States as default.
What does a Cyclically Adjusted PB Ratio of 1.66 mean?
TSKB Gayrimenkul Yatirim Ortakligi AS (IST:TSGYO) has a Cyclically Adjusted PB Ratio of 1.66 as of Aug. 06, 2026. Cyclically Adjusted PB Ratio is the ratio of share price to a company's inflation-adjusted book value per share over a 10-year period. View historical data on TSKB Gayrimenkul Yatirim Ortakligi AS and its competitors. This is 53% below median its historical median of 3.51. Over the past decade, TSKB Gayrimenkul Yatirim Ortakligi AS's Cyclically Adjusted PB Ratio has ranged from 0.38 to 10.95. According to the industry distribution chart, TSKB Gayrimenkul Yatirim Ortakligi AS ranks #468 out of 554 companies in the REITs industry, placing it in the top 84.5%.
Is TSKB Gayrimenkul Yatirim Ortakligi AS's Cyclically Adjusted PB Ratio too high?
TSKB Gayrimenkul Yatirim Ortakligi AS's current Cyclically Adjusted PB Ratio of 1.66 is 53% below median its 10-year median of 3.51. Over the past 10 years, this metric has ranged from a low of 0.38 to a high of 10.95. The REITs industry median Cyclically Adjusted PB Ratio is 0.81. TSKB Gayrimenkul Yatirim Ortakligi AS's value of 1.66 is 106.2% above this industry median. Based on the distribution chart, TSKB Gayrimenkul Yatirim Ortakligi AS ranks #468 out of 554 companies in the REITs industry, which is in the bottom quartile relative to peers. Overall, TSKB Gayrimenkul Yatirim Ortakligi AS has a GF Score™ of 63/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does TSKB Gayrimenkul Yatirim Ortakligi AS's Cyclically Adjusted PB Ratio compare to BXP and ARE?
According to the REITs industry distribution chart, TSKB Gayrimenkul Yatirim Ortakligi AS ranks #468 out of 554 companies for Cyclically Adjusted PB Ratio. This places TSKB Gayrimenkul Yatirim Ortakligi AS in the lower half of its industry. The industry median Cyclically Adjusted PB Ratio is 0.81. TSKB Gayrimenkul Yatirim Ortakligi AS's value of 1.66 is 106.2% above this benchmark. Historically, TSKB Gayrimenkul Yatirim Ortakligi AS's own Cyclically Adjusted PB Ratio has ranged from 0.38 to 10.95 over the past decade. While the company's 10-year median is 3.51 vs. the industry median of 0.81, TSKB Gayrimenkul Yatirim Ortakligi AS 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 Cyclically Adjusted PB Ratio for a REITs company?
The median Cyclically Adjusted PB Ratio among REITs companies is 0.81, based on 554 companies in the industry. Companies in the top quartile (top 25%) have a Cyclically Adjusted PB Ratio significantly above this median, while those in the bottom quartile fall well below. However, Cyclically Adjusted PB Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. TSKB Gayrimenkul Yatirim Ortakligi AS's current Cyclically Adjusted PB Ratio of 1.66 is 106.2% 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 Cyclically Adjusted PB Ratio mean?
A high Cyclically Adjusted PB Ratio can signal that a stock is expensive relative to its fundamentals. Cyclically Adjusted PB Ratio is the ratio of share price to a company's inflation-adjusted book value per share over a 10-year period. View historical data on TSKB Gayrimenkul Yatirim Ortakligi AS and its competitors. For the REITs industry, the median Cyclically Adjusted PB Ratio is 0.81 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. TSKB Gayrimenkul Yatirim Ortakligi AS's current Cyclically Adjusted PB Ratio is 1.66, which is 53% below median its own 10-year median of 3.51. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is TSKB Gayrimenkul Yatirim Ortakligi AS stock overvalued right now?
Based on GuruFocus' analysis, TSKB Gayrimenkul Yatirim Ortakligi AS (IST:TSGYO) is currently considered Significantly Undervalued. The stock's GF Value™ is ₺9.19, compared to a current price of ₺5.63 — trading 38.7% below its estimated fair value. The current Cyclically Adjusted PB Ratio is 1.66, which is 53% below median its 10-year median of 3.51 and 106.2% above the REITs industry median of 0.81. TSKB Gayrimenkul Yatirim Ortakligi AS's overall GF Score™ is 63/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Cyclically Adjusted PB Ratio calculated?
Cyclically Adjusted PB Ratio is calculated from a company's financial statements. For TSKB Gayrimenkul Yatirim Ortakligi AS (IST:TSGYO), the current Cyclically Adjusted PB Ratio is 1.66 as of Aug. 06, 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 TSKB Gayrimenkul Yatirim Ortakligi AS (IST:TSGYO) Overvalued in 2026?
Based on GuruFocus' analysis, TSKB Gayrimenkul Yatirim Ortakligi AS stock appears to be undervalued.
The current stock price of ₺5.63 is trading 38.7% below its estimated GF Value™ of ₺9.19.
GuruFocus considers TSKB Gayrimenkul Yatirim Ortakligi AS to be Significantly Undervalued.
Key valuation signals for IST:TSGYO:
Cyclically Adjusted PB Ratio: 1.66 (53% below median its 10-year median of 3.51)
GF Value™: ₺9.19 vs. price of ₺5.63 (38.7% below fair value)
Industry Position: 106.2% above the REITs median (#468 of 554)
No single metric tells the full story. See the IST:TSGYO stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
TSKB Gayrimenkul Yatirim Ortakligi AS is a portfolio management company that invests in real estate and real estate projects. The company focuses to create and develop a profitable real estate portfolio in order to provide high returns to its shareholders. It invests in real estate properties, real estate-based capital market instruments, real estate projects, real estate-based rights and capital market instruments. Geographically the business activities are carried out through the region of Turkey.
63GF Score
Get the complete analysis for IST:TSGYO
Cyclically Adjusted PB Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
IST:TSGYO has been successfully added to your 
