KT (BSP:K1TC34) Cyclically Adjusted PS Ratio: 0.43 (As of Aug. 04, 2026) — 39% Above Median

Author: Vera Yuan Vera Yuan
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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
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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.

BSP:K1TC34 KT Corp BSP:K1TC34
63 GF Score
Price R$93.50
GF Value R$83.73
Valuation Modestly Overvalued
! 2 Warning Signs
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What is KT Cyclically Adjusted PS Ratio?

KT BSP:K1TC34 +1.51% 63 Cyclically Adjusted PS Ratio is 0.43 as of Aug. 04, 2026, which is 39% above its 10-year median of 0.31. GuruFocus rates BSP:K1TC34 with a GF Score™ of 63/100 and a GF Value™ of R$83.73 (Modestly Overvalued). The stock has 2 warning signs investors should review. Among 301 Telecommunication Services companies, KT ranks better than 80.07% on this metric.

As of today (2026-08-04), KT's current share price is R$93.50. KT's Cyclically Adjusted Revenue per Share for the quarter that ended in Mar. 2026 was R$215.81. KT's Cyclically Adjusted PS Ratio for today is 0.43.

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

BSP:K1TC34' s Cyclically Adjusted PS Ratio Range Over the Past 10 Years
Min: 0.19   Med: 0.31   Max: 0.6
Current: 0.45

During the past years, KT's highest Cyclically Adjusted PS Ratio was 0.60. The lowest was 0.19. And the median was 0.31.

BSP:K1TC34's Cyclically Adjusted PS Ratio is ranked better than
80.07% of 301 companies
in the Telecommunication Services industry
Industry Median: 1.18 vs BSP:K1TC34: 0.45

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 PS Ratio. The Cyclically Adjusted Revenue per Share is the average of the inflation adjusted revenue per share of a company over the past 10 years.

KT's adjusted revenue per share data for the three months ended in Mar. 2026 was R$49.297. Add all the adjusted revenue per share for the past 10 years together and divide 10 will get our Cyclically Adjusted Revenue per Share, which is R$215.81 for the trailing ten years ended in Mar. 2026.

Shiller PE for Stocks: The True Measure of Stock Valuation


KT  (BSP:K1TC34) Cyclically Adjusted PS Ratio Explanation

Compared with the regular PS Ratio, which works poorly for cyclical businesses, the Cyclically Adjusted PS Ratio smoothed out the fluctuations of revenue 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 PS Ratio should give similar results to regular PS Ratio.


KT Cyclically Adjusted PS Ratio Related Terms


KT Cyclically Adjusted PS Ratio Historical Data

* Premium members only.

The historical data trend for KT's Cyclically Adjusted PS 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 PS Ratio Chart

KT Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Cyclically Adjusted PS Ratio
Get a 7-Day Free Trial Premium Member Only Premium Member Only 0.30 0.31 0.31 0.39 0.46

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 PS 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 0.44 0.49 0.44 0.46 0.52

BSP:K1TC34 vs VZ, TMUS, T: Cyclically Adjusted PS Ratio Comparison

For the Telecom Services subindustry, KT's Cyclically Adjusted PS Ratio, along with its competitors' market caps and Cyclically Adjusted PS 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 PS Ratio vs Telecommunication Services Industry

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

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


BSP:K1TC34
63GF Score
KT Corp BSP:K1TC34
Cyclically Adjusted PS Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

KT Cyclically Adjusted PS Ratio Calculation

Like the Shiller PE Ratio, the Cyclically Adjusted PS Ratio takes the Revenue per Share from the past 10 years, adjusts it for inflation, and then calculates the average. This average is then used for the P/S calculation. Because it considers this 10-year average, it's often referred to as the CAPS 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 PS Ratio.

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

Cyclically Adjusted PS Ratio=Share Price/ Cyclically Adjusted Revenue per Share
=93.50/215.81
=0.43

* 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 Revenue per Share for the quarter that ended in Mar. 2026 is calculated as:

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

Adj_RevenuePerShare=Revenue per Share/CPI of Mar. 2026 (Change)*Current CPI (Mar. 2026)
=49.297/125.2360*125.2360
=49.297

Current CPI (Mar. 2026) = 125.2360.

KT Quarterly Data

Revenue per Share CPI Adj_RevenuePerShare
201509 36.963 100.111 46.240
201512 40.364 100.220 50.439
201603 35.247 100.561 43.896
201606 34.065 100.791 42.327
201609 33.128 101.461 40.891
201612 35.157 101.561 43.352
201706 34.750 102.611 42.412
201712 0.000 102.991 0.000
201806 40.820 104.130 49.094
201809 44.567 105.651 52.829
201812 40.607 104.351 48.734
201903 40.389 104.491 48.408
201906 40.858 104.881 48.788
201909 43.704 105.200 52.028
201912 46.255 105.121 55.106
202003 47.690 105.354 56.690
202006 51.477 105.112 61.333
202009 56.089 106.198 66.144
202012 61.345 105.765 72.638
202103 63.276 107.357 73.814
202106 57.575 107.579 67.025
202109 59.609 108.759 68.640
202112 67.020 109.676 76.528
202203 54.238 111.848 60.730
202206 52.853 114.072 58.025
202209 50.449 114.715 55.076
202212 51.989 115.179 56.528
202303 50.248 116.507 54.013
202306 49.049 117.182 52.420
202309 49.909 118.964 52.540
202312 50.656 118.837 53.384
202403 50.504 120.123 52.654
202406 52.013 120.007 54.279
202409 56.305 120.861 58.343
202412 56.188 121.135 58.090
202503 54.966 122.590 56.152
202506 61.892 122.611 63.217
202509 56.836 123.402 57.681
202512 52.871 123.939 53.424
202603 49.297 125.236 49.297

Add all the adjusted revenue per share together and divide 10 will get our Cyclically Adjusted Revenue 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 PS Ratio of 0.43 mean?
KT (BSP:K1TC34) has a Cyclically Adjusted PS Ratio of 0.43 as of Aug. 04, 2026. Cyclically Adjusted PS Ratio is the ratio of share price to a company's inflation-adjusted revenue per share over a 10-year period. View historical data on KT and its competitors. This is 39% above median its historical median of 0.31. Over the past decade, KT's Cyclically Adjusted PS Ratio has ranged from 0.19 to 0.60. According to the industry distribution chart, KT ranks #60 out of 301 companies in the Telecommunication Services industry, placing it in the top 19.9%.
Is KT's Cyclically Adjusted PS Ratio too high?
KT's current Cyclically Adjusted PS Ratio of 0.43 is 39% above median its 10-year median of 0.31. Over the past 10 years, this metric has ranged from a low of 0.19 to a high of 0.60. The Telecommunication Services industry median Cyclically Adjusted PS Ratio is 1.18. KT's value of 0.43 is 63.6% below this industry median. Based on the distribution chart, KT ranks #60 out of 301 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 63/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does KT's Cyclically Adjusted PS Ratio compare to VZ and TMUS?
According to the Telecommunication Services industry distribution chart, KT ranks #60 out of 301 companies for Cyclically Adjusted PS Ratio. This places KT in the top 20% of its industry — outperforming the majority of peers. The industry median Cyclically Adjusted PS Ratio is 1.18. KT's value of 0.43 is 63.6% below this benchmark. Historically, KT's own Cyclically Adjusted PS Ratio has ranged from 0.19 to 0.60 over the past decade. While the company's 10-year median is 0.31 vs. the industry median of 1.18, 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 PS Ratio for a Telecommunication Services company?
The median Cyclically Adjusted PS Ratio among Telecommunication Services companies is 1.18, based on 301 companies in the industry. Companies in the top quartile (top 25%) have a Cyclically Adjusted PS Ratio significantly above this median, while those in the bottom quartile fall well below. However, Cyclically Adjusted PS Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. KT's current Cyclically Adjusted PS Ratio of 0.43 is 63.6% 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 PS Ratio mean?
A high Cyclically Adjusted PS Ratio can signal that a stock is expensive relative to its fundamentals. Cyclically Adjusted PS Ratio is the ratio of share price to a company's inflation-adjusted revenue per share over a 10-year period. View historical data on KT and its competitors. For the Telecommunication Services industry, the median Cyclically Adjusted PS Ratio is 1.18 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. KT's current Cyclically Adjusted PS Ratio is 0.43, which is 39% above median its own 10-year median of 0.31. 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?
Based on GuruFocus' analysis, KT (BSP:K1TC34) is currently considered Modestly Overvalued. The stock's GF Value™ is R$83.73, compared to a current price of R$93.50 — trading 11.7% above its estimated fair value. The current Cyclically Adjusted PS Ratio is 0.43, which is 39% above median its 10-year median of 0.31 and 63.6% below the Telecommunication Services industry median of 1.18. KT's overall GF Score™ is 63/100 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 PS Ratio calculated?
Cyclically Adjusted PS Ratio is calculated from a company's financial statements. For KT (BSP:K1TC34), the current Cyclically Adjusted PS Ratio is 0.43 as of Aug. 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 KT (BSP:K1TC34) Overvalued in 2026?

Based on GuruFocus' analysis, KT stock appears to be overvalued. The current stock price of R$93.50 is trading 11.7% above its estimated GF Value™ of R$83.73. GuruFocus considers KT to be Modestly Overvalued.

Key valuation signals for BSP:K1TC34:

  • Cyclically Adjusted PS Ratio: 0.43 (39% above median its 10-year median of 0.31)
  • GF Value™: R$83.73 vs. price of R$93.50 (11.7% above fair value)
  • GF Score™: 63/100 with 2 warning signs
  • Industry Position: 63.6% below the Telecommunication Services median (#60 of 301)

No single metric tells the full story. See the BSP:K1TC34 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.
63GF Score

Get the complete analysis for BSP:K1TC34

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

R$93.50
Price
R$83.73
GF Value