Turkiye Garanti Bankasi AS (STU:GBKB) Cyclically Adjusted PB Ratio: 2.69 (As of Sep. 04, 2026) — 42% Above Median

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
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.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
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.

STU:GBKB Turkiye Garanti Bankasi AS STU:GBKB
61 GF Score
Price €2.10
GF Value €3.01
! 3 Warning Signs
View Full Analysis

What is Turkiye Garanti Bankasi AS Cyclically Adjusted PB Ratio?

Turkiye Garanti Bankasi AS STU:GBKB -3.67% 61 Cyclically Adjusted PB Ratio is 2.69 as of Sep. 04, 2026, which is 42% above its 10-year median of 1.90. GuruFocus rates STU:GBKB with a GF Score™ of 61/100 and a GF Value™ of €3.01. The stock has 3 warning signs investors should review. Among 1,274 Banks companies, Turkiye Garanti Bankasi AS ranks worse than 93.88% on this metric.

As of today (2026-09-04), Turkiye Garanti Bankasi AS's current share price is €2.10. Turkiye Garanti Bankasi AS's Cyclically Adjusted Book per Share for the quarter that ended in Jun. 2026 was €0.78. Turkiye Garanti Bankasi AS's Cyclically Adjusted PB Ratio for today is 2.69.

The historical rank and industry rank for Turkiye Garanti Bankasi AS's Cyclically Adjusted PB Ratio or its related term are showing as below:

STU:GBKB' s Cyclically Adjusted PB Ratio Range Over the Past 10 Years
Min: 0.71   Med: 1.9   Max: 6.13
Current: 3.29

During the past years, Turkiye Garanti Bankasi AS's highest Cyclically Adjusted PB Ratio was 6.13. The lowest was 0.71. And the median was 1.90.

STU:GBKB's Cyclically Adjusted PB Ratio is ranked worse than
93.88% of 1274 companies
in the Banks industry
Industry Median: 1.29 vs STU:GBKB: 3.29

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.

Turkiye Garanti Bankasi AS's adjusted book value per share data for the three months ended in Jun. 2026 was €2.176. 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 €0.78 for the trailing ten years ended in Jun. 2026.

Shiller PE for Stocks: The True Measure of Stock Valuation


Turkiye Garanti Bankasi AS  (STU:GBKB) 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.


Turkiye Garanti Bankasi AS Cyclically Adjusted PB Ratio Related Terms


Turkiye Garanti Bankasi AS Cyclically Adjusted PB Ratio Historical Data

* Premium members only.

The historical data trend for Turkiye Garanti Bankasi AS's Cyclically Adjusted PB Ratio 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.

Turkiye Garanti Bankasi AS Cyclically Adjusted PB Ratio Chart

Turkiye Garanti Bankasi AS Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Cyclically Adjusted PB Ratio
Get a 7-Day Free Trial Premium Member Only Premium Member Only 1.07 2.19 3.19 4.95 4.16

Turkiye Garanti Bankasi AS Quarterly Data
Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26 Jun26
Cyclically Adjusted PB Ratio Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 4.56 4.36 4.16 3.36 3.39

Turkiye Garanti Bankasi AS Cyclically Adjusted PB Ratio Competitor Comparison

For the Banks - Regional subindustry, Turkiye Garanti Bankasi 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.


Turkiye Garanti Bankasi AS Cyclically Adjusted PB Ratio vs Banks Industry

For the Banks industry and Financial Services sector, Turkiye Garanti Bankasi AS's Cyclically Adjusted PB Ratio distribution charts can be found below:

* The bar in red indicates where Turkiye Garanti Bankasi AS's Cyclically Adjusted PB Ratio falls into.


STU:GBKB
61GF Score
Turkiye Garanti Bankasi AS STU:GBKB
Cyclically Adjusted PB Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Turkiye Garanti Bankasi 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.

Turkiye Garanti Bankasi AS's Cyclically Adjusted PB Ratio for today is calculated as

Cyclically Adjusted PB Ratio=Share Price/ Cyclically Adjusted Book per Share
=2.10/0.78
=2.69

* 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.

Turkiye Garanti Bankasi AS's Cyclically Adjusted Book per Share for the quarter that ended in Jun. 2026 is calculated as:

For example, Turkiye Garanti Bankasi AS's adjusted Book Value per Share data for the three months ended in Jun. 2026 was:

Adj_Book=Book Value per Share/CPI of Jun. 2026 (Change)*Current CPI (Jun. 2026)
=2.176/333.9520*333.9520
=2.176

Current CPI (Jun. 2026) = 333.9520.

Turkiye Garanti Bankasi AS Quarterly Data

Book Value per Share CPI Adj_Book
201609 2.539 241.428 3.512
201612 2.293 241.432 3.172
201703 2.244 243.801 3.074
201706 2.332 244.955 3.179
201709 2.272 246.819 3.074
201712 2.161 246.524 2.927
201803 0.000 249.554 0.000
201806 1.944 251.989 2.576
201809 1.494 252.439 1.976
201812 1.838 251.233 2.443
201903 1.860 254.202 2.444
201906 1.822 256.143 2.375
201909 1.951 256.759 2.538
201912 1.969 256.974 2.559
202003 1.864 258.115 2.412
202006 1.801 257.797 2.333
202009 1.623 260.280 2.082
202012 1.578 260.474 2.023
202103 1.662 264.877 2.095
202106 1.545 271.696 1.899
202109 1.678 274.310 2.043
202112 1.243 278.802 1.489
202203 1.430 287.504 1.661
202206 1.481 296.311 1.669
202209 1.723 296.808 1.939
202212 1.839 296.797 2.069
202303 2.036 301.836 2.253
202306 1.743 305.109 1.908
202309 1.774 307.789 1.925
202312 1.837 306.746 2.000
202403 1.746 312.332 1.867
202406 1.899 314.175 2.019
202409 1.909 315.301 2.022
202412 2.145 315.605 2.270
202503 2.014 319.799 2.103
202506 1.978 322.561 2.048
202509 2.016 324.800 2.073
202512 2.117 324.054 2.182
202603 2.103 330.213 2.127
202606 2.176 333.952 2.176

Add all the adjusted book value per share together and divide the count will get our Cyclically Adjusted Book per Share.

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 2.69 mean?
Turkiye Garanti Bankasi AS (STU:GBKB) has a Cyclically Adjusted PB Ratio of 2.69 as of Sep. 04, 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 Turkiye Garanti Bankasi AS and its competitors. This is 42% above median its historical median of 1.90. Over the past decade, Turkiye Garanti Bankasi AS's Cyclically Adjusted PB Ratio has ranged from 0.71 to 6.13. According to the industry distribution chart, Turkiye Garanti Bankasi AS ranks #1196 out of 1274 companies in the Banks industry, placing it in the top 93.9%.
Is Turkiye Garanti Bankasi AS's Cyclically Adjusted PB Ratio too high?
Turkiye Garanti Bankasi AS's current Cyclically Adjusted PB Ratio of 2.69 is 42% above median its 10-year median of 1.90. Over the past 10 years, this metric has ranged from a low of 0.71 to a high of 6.13. The Banks industry median Cyclically Adjusted PB Ratio is 1.29. Turkiye Garanti Bankasi AS's value of 2.69 is 108.5% above this industry median. Based on the distribution chart, Turkiye Garanti Bankasi AS ranks #1196 out of 1274 companies in the Banks industry, which is in the bottom quartile relative to peers. Overall, Turkiye Garanti Bankasi AS has a GF Score™ of 61/100, reflecting its overall financial health beyond just this single metric.
How does Turkiye Garanti Bankasi AS's Cyclically Adjusted PB Ratio compare to competitors?
According to the Banks industry distribution chart, Turkiye Garanti Bankasi AS ranks #1196 out of 1274 companies for Cyclically Adjusted PB Ratio. This places Turkiye Garanti Bankasi AS in the lower half of its industry. The industry median Cyclically Adjusted PB Ratio is 1.29. Turkiye Garanti Bankasi AS's value of 2.69 is 108.5% above this benchmark. Historically, Turkiye Garanti Bankasi AS's own Cyclically Adjusted PB Ratio has ranged from 0.71 to 6.13 over the past decade. While the company's 10-year median is 1.90 vs. the industry median of 1.29, Turkiye Garanti Bankasi 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 Banks company?
The median Cyclically Adjusted PB Ratio among Banks companies is 1.29, based on 1,274 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. Turkiye Garanti Bankasi AS's current Cyclically Adjusted PB Ratio of 2.69 is 108.5% 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 Turkiye Garanti Bankasi AS and its competitors. For the Banks industry, the median Cyclically Adjusted PB Ratio is 1.29 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Turkiye Garanti Bankasi AS's current Cyclically Adjusted PB Ratio is 2.69, which is 42% above median its own 10-year median of 1.90. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Turkiye Garanti Bankasi AS stock overvalued right now?
Turkiye Garanti Bankasi AS (STU:GBKB) has a current Cyclically Adjusted PB Ratio of 2.69. The stock's GF Value™ is €3.01, compared to a current price of €2.10 — trading 30.2% below its estimated fair value. The current Cyclically Adjusted PB Ratio is 2.69, which is 42% above median its 10-year median of 1.90 and 108.5% above the Banks industry median of 1.29. Turkiye Garanti Bankasi AS's overall GF Score™ is 61/100 with 3 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 Turkiye Garanti Bankasi AS (STU:GBKB), the current Cyclically Adjusted PB Ratio is 2.69 as of Sep. 04, 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 Garanti Bankasi AS (STU:GBKB) Overvalued in 2026?

Based on GuruFocus' analysis, Turkiye Garanti Bankasi AS stock appears to be undervalued. The current stock price of €2.10 is trading 30.2% below its estimated GF Value™ of €3.01.

Key valuation signals for STU:GBKB:

  • Cyclically Adjusted PB Ratio: 2.69 (42% above median its 10-year median of 1.90)
  • GF Value™: €3.01 vs. price of €2.10 (30.2% below fair value)
  • GF Score™: 61/100 with 3 warning signs
  • Industry Position: 108.5% above the Banks median (#1196 of 1274)

No single metric tells the full story. See the STU:GBKB stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Turkiye Garanti Bankasi AS Business Description

Other Exchanges TKGBY:USAGARAN:Turkey
Address Levent Nispetiye Mah. Aytar Cad. No: 2, Besiktas, Istanbul, TUR, 34340
Turkiye Garanti Bankasi AS is an integrated financial services group operating predominantly in Turkey but with subsidiaries in the Netherlands, Russia, and Romania. It is a full-service bank offering corporate, commercial, retail, private, small to midsize enterprise, and investment banking services. Other financial services include insurance, leasing, brokerage, and asset management services. The bank's plan emphasizes customer service. The vast majority of its earning assets consist of loans, with a dominant positioning in consumer loans, mortgages, and auto loans. The company's business segments include: Retail Banking, Corporate Banking, Investment Banking and Others.
61GF Score

Get the complete analysis for STU:GBKB

Cyclically Adjusted PB Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

€2.10
Price
€3.01
GF Value