KT (FRA:KTC) Cyclically Adjusted PB Ratio: 0.76 (As of Jul. 23, 2026) — 25% 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.

FRA:KTC KT Corp FRA:KTC
75 GF Score
Price €15.50
GF Value €14.13
! 2 Warning Signs
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What is KT Cyclically Adjusted PB Ratio?

KT FRA:KTC -0.64% 75 Cyclically Adjusted PB Ratio is 0.76 as of Jul. 23, 2026, which is 25% above its 10-year median of 0.61. GuruFocus rates FRA:KTC with a GF Score™ of 75/100 and a GF Value™ of €14.13. The stock has 2 warning signs investors should review. Among 288 Telecommunication Services companies, KT ranks better than 76.74% on this metric.

As of today (2026-07-23), KT's current share price is €15.50. KT's Cyclically Adjusted Book per Share for the quarter that ended in Mar. 2026 was €20.46. KT's Cyclically Adjusted PB Ratio for today is 0.76.

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

FRA:KTC' s Cyclically Adjusted PB Ratio Range Over the Past 10 Years
Min: 0.38   Med: 0.61   Max: 1.05
Current: 0.78

During the past years, KT's highest Cyclically Adjusted PB Ratio was 1.05. The lowest was 0.38. And the median was 0.61.

FRA:KTC's Cyclically Adjusted PB Ratio is ranked better than
76.74% of 288 companies
in the Telecommunication Services industry
Industry Median: 1.785 vs FRA:KTC: 0.78

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.

KT's adjusted book value per share data for the three months ended in Mar. 2026 was €21.886. 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 €20.46 for the trailing ten years ended in Mar. 2026.

Shiller PE for Stocks: The True Measure of Stock Valuation


KT  (FRA:KTC) 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.


KT Cyclically Adjusted PB Ratio Related Terms


KT Cyclically Adjusted PB Ratio Historical Data

* Premium members only.

The historical data trend for KT'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.

KT Cyclically Adjusted PB Ratio Chart

KT 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 0.57 0.59 0.58 0.70 0.80

KT Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
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 0.78 0.87 0.78 0.80 0.90

FRA:KTC vs TMUS, VZ, T: Cyclically Adjusted PB Ratio Comparison

For the Telecom Services subindustry, KT'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.


KT Cyclically Adjusted PB Ratio vs Telecommunication Services Industry

For the Telecommunication Services industry and Communication Services sector, KT's Cyclically Adjusted PB Ratio distribution charts can be found below:

* The bar in red indicates where KT's Cyclically Adjusted PB Ratio falls into.


FRA:KTC
75GF Score
KT Corp FRA:KTC
Cyclically Adjusted PB Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
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KT 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.

KT's Cyclically Adjusted PB Ratio for today is calculated as

Cyclically Adjusted PB Ratio=Share Price/ Cyclically Adjusted Book per Share
=15.50/20.46
=0.76

* 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.

KT's Cyclically Adjusted Book per Share for the quarter that ended in Mar. 2026 is calculated as:

For example, KT's adjusted Book Value per Share data for the three months ended in Mar. 2026 was:

Adj_Book=Book Value per Share/CPI of Mar. 2026 (Change)*Current CPI (Mar. 2026)
=21.886/125.2360*125.2360
=21.886

Current CPI (Mar. 2026) = 125.2360.

KT Quarterly Data

Book Value per Share CPI Adj_Book
201509 16.959 100.111 21.215
201512 17.362 100.220 21.696
201603 18.922 100.561 23.565
201606 17.348 100.791 21.556
201609 18.639 101.461 23.007
201612 18.913 101.561 23.322
201706 18.765 102.611 22.902
201712 18.770 102.991 22.824
201806 20.438 104.130 24.580
201809 0.000 105.651 0.000
201812 20.972 104.351 25.169
201903 0.000 104.491 0.000
201906 20.641 104.881 24.647
201909 21.112 105.200 25.133
201912 21.276 105.121 25.347
202003 20.551 105.354 24.429
202006 20.734 105.112 24.704
202009 20.683 106.198 24.391
202012 21.770 105.765 25.778
202103 21.888 107.357 25.533
202106 22.329 107.579 25.994
202109 22.421 108.759 25.818
202112 23.739 109.676 27.107
202203 23.536 111.848 26.353
202206 23.861 114.072 26.196
202209 22.771 114.715 24.859
202212 23.671 115.179 25.738
202303 22.844 116.507 24.555
202306 23.987 117.182 25.636
202309 23.628 118.964 24.874
202312 23.866 118.837 25.151
202403 23.549 120.123 24.551
202406 23.450 120.007 24.472
202409 23.831 120.861 24.694
202412 21.827 121.135 22.566
202503 21.505 122.590 21.969
202506 22.480 122.611 22.961
202509 22.137 123.402 22.466
202512 21.290 123.939 21.513
202603 21.886 125.236 21.886

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 0.76 mean?
KT (FRA:KTC) has a Cyclically Adjusted PB Ratio of 0.76 as of Jul. 23, 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 KT and its competitors. This is 25% above median its historical median of 0.61. Over the past decade, KT's Cyclically Adjusted PB Ratio has ranged from 0.38 to 1.05. According to the industry distribution chart, KT ranks #67 out of 288 companies in the Telecommunication Services industry, placing it in the top 23.3%.
Is KT's Cyclically Adjusted PB Ratio too high?
KT's current Cyclically Adjusted PB Ratio of 0.76 is 25% above median its 10-year median of 0.61. Over the past 10 years, this metric has ranged from a low of 0.38 to a high of 1.05. The Telecommunication Services industry median Cyclically Adjusted PB Ratio is 1.79. KT's value of 0.76 is 57.4% below this industry median. Based on the distribution chart, KT ranks #67 out of 288 companies in the Telecommunication Services industry, which is in the top quartile — a strong position relative to peers. Overall, KT has a GF Score™ of 75/100, reflecting its overall financial health beyond just this single metric.
How does KT's Cyclically Adjusted PB Ratio compare to TMUS and VZ?
According to the Telecommunication Services industry distribution chart, KT ranks #67 out of 288 companies for Cyclically Adjusted PB Ratio. This places KT in the top 23% of its industry — outperforming the majority of peers. The industry median Cyclically Adjusted PB Ratio is 1.79. KT's value of 0.76 is 57.4% below this benchmark. Historically, KT's own Cyclically Adjusted PB Ratio has ranged from 0.38 to 1.05 over the past decade. While the company's 10-year median is 0.61 vs. the industry median of 1.79, KT 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 Cyclically Adjusted PB Ratio for a Telecommunication Services company?
The median Cyclically Adjusted PB Ratio among Telecommunication Services companies is 1.79, based on 288 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. KT's current Cyclically Adjusted PB Ratio of 0.76 is 57.4% 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 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 KT and its competitors. For the Telecommunication Services industry, the median Cyclically Adjusted PB Ratio is 1.79 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. KT's current Cyclically Adjusted PB Ratio is 0.76, which is 25% above median its own 10-year median of 0.61. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is KT stock overvalued right now?
KT (FRA:KTC) has a current Cyclically Adjusted PB Ratio of 0.76. The stock's GF Value™ is €14.13, compared to a current price of €15.50 — trading 9.7% above its estimated fair value. The current Cyclically Adjusted PB Ratio is 0.76, which is 25% above median its 10-year median of 0.61 and 57.4% below the Telecommunication Services industry median of 1.79. KT's overall GF Score™ is 75/100 with 2 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 KT (FRA:KTC), the current Cyclically Adjusted PB Ratio is 0.76 as of Jul. 23, 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 KT (FRA:KTC) Overvalued in 2026?

Based on GuruFocus' analysis, KT stock appears to be overvalued. The current stock price of €15.50 is trading 9.7% above its estimated GF Value™ of €14.13.

Key valuation signals for FRA:KTC:

  • Cyclically Adjusted PB Ratio: 0.76 (25% above median its 10-year median of 0.61)
  • GF Value™: €14.13 vs. price of €15.50 (9.7% above fair value)
  • GF Score™: 75/100 with 2 warning signs
  • Industry Position: 57.4% below the Telecommunication Services median (#67 of 288)

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


KT Business Description

Address 33, Jong-ro 3-Gil, Jongno-gu, KT Gwanghwamun Building East, Gyeonggi-do, Seoul, KOR, 03155
KT is South Korea's largest fixed-line telecom operator, with around 11.5 million fixed-line broadband customers and 9.5 million IPTV customers, and is the second-largest wireless operator with 28 million subscribers. Additionally, it has a number of nontelecom businesses, including real estate, payment processing, artificial intelligence, and IDC/cloud services, many of which are the focus of its growth strategy. The company was formed from the previously government-owned, monopoly telecom business and was listed in 1998. After selling its mobile business in 1994 (forming its mobile competitor, SK Telecom), KT created its own mobile operator in 1997.
75GF Score

Get the complete analysis for FRA:KTC

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

€15.50
Price
€14.13
GF Value