Banpu PCL (BKK:BANPU-R) Cyclically Adjusted PB Ratio: 0.41 (As of Sep. 02, 2026) — 31% Below Median

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Director of Data and Quant Analytics at GuruFocus
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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.

BKK:BANPU-R Banpu PCL BKK:BANPU-R
74 GF Score
Price ฿5.96
GF Value ฿5.03
! 9 Warning Signs
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What is Banpu PCL Cyclically Adjusted PB Ratio?

Banpu PCL BKK:BANPU-R 74 Cyclically Adjusted PB Ratio is 0.41 as of Sep. 02, 2026, which is 31% below its 10-year median of 0.59. GuruFocus rates BKK:BANPU-R with a GF Score™ of 74/100 and a GF Value™ of ฿5.03. The stock has 9 warning signs investors should review. Among 131 Other Energy Sources companies, Banpu PCL ranks better than 83.97% on this metric.

As of today (2026-09-02), Banpu PCL's current share price is ฿5.95579. Banpu PCL's Cyclically Adjusted Book per Share for the quarter that ended in Mar. 2026 was ฿14.66. Banpu PCL's Cyclically Adjusted PB Ratio for today is 0.41.

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

BKK:BANPU-R' s Cyclically Adjusted PB Ratio Range Over the Past 10 Years
Min: 0.26   Med: 0.59   Max: 1.21
Current: 0.38

During the past years, Banpu PCL's highest Cyclically Adjusted PB Ratio was 1.21. The lowest was 0.26. And the median was 0.59.

BKK:BANPU-R's Cyclically Adjusted PB Ratio is ranked better than
83.97% of 131 companies
in the Other Energy Sources industry
Industry Median: 1.25 vs BKK:BANPU-R: 0.38

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.

Banpu PCL's adjusted book value per share data for the three months ended in Mar. 2026 was ฿30.873. 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 ฿14.66 for the trailing ten years ended in Mar. 2026.

Shiller PE for Stocks: The True Measure of Stock Valuation


Banpu PCL  (BKK:BANPU-R) 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.


Banpu PCL Cyclically Adjusted PB Ratio Related Terms


Banpu PCL Cyclically Adjusted PB Ratio Historical Data

* Premium members only.

The historical data trend for Banpu PCL'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.

Banpu PCL Cyclically Adjusted PB Ratio Chart

Banpu PCL 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 0.65 0.83 0.42 0.39 0.33

Banpu PCL 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 0.27 0.26 0.30 0.33 0.41

Banpu PCL Cyclically Adjusted PB Ratio Competitor Comparison

For the Thermal Coal subindustry, Banpu PCL'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.


Banpu PCL Cyclically Adjusted PB Ratio vs Other Energy Sources Industry

For the Other Energy Sources industry and Energy sector, Banpu PCL's Cyclically Adjusted PB Ratio distribution charts can be found below:

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


BKK:BANPU-R
74GF Score
Banpu PCL BKK:BANPU-R
Cyclically Adjusted PB Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
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Banpu PCL 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.

Banpu PCL's Cyclically Adjusted PB Ratio for today is calculated as

Cyclically Adjusted PB Ratio=Share Price/ Cyclically Adjusted Book per Share
=5.95579/14.66
=0.41

* 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.

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

For example, Banpu PCL'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)
=30.873/330.2130*330.2130
=30.873

Current CPI (Mar. 2026) = 330.2130.

Banpu PCL Quarterly Data

Book Value per Share CPI Adj_Book
201606 38.395 241.018 52.604
201609 32.212 241.428 44.058
201612 35.147 241.432 48.071
201703 35.630 243.801 48.259
201706 35.132 244.955 47.360
201709 35.397 246.819 47.357
201712 36.344 246.524 48.682
201803 35.156 249.554 46.519
201806 35.515 251.989 46.540
201809 35.380 252.439 46.280
201812 30.603 251.233 40.224
201903 35.356 254.202 45.928
201906 33.770 256.143 43.535
201909 31.482 256.759 40.488
201912 26.595 256.974 34.175
202003 24.531 258.115 31.383
202006 24.671 257.797 31.601
202009 25.825 260.280 32.764
202012 27.108 260.474 34.366
202103 28.050 264.877 34.969
202106 27.063 271.696 32.892
202109 26.112 274.310 31.433
202112 30.768 278.802 36.442
202203 33.046 287.504 37.955
202206 36.181 296.311 40.321
202209 42.088 296.808 46.825
202212 36.661 296.797 40.789
202303 39.078 301.836 42.752
202306 36.278 305.109 39.263
202309 36.962 307.789 39.655
202312 34.900 306.746 37.570
202403 35.040 312.332 37.046
202406 35.067 314.175 36.857
202409 32.037 315.301 33.552
202412 29.602 315.605 30.972
202503 28.737 319.799 29.673
202506 28.355 322.561 29.028
202509 28.625 324.800 29.102
202512 28.844 324.054 29.392
202603 30.873 330.213 30.873

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 0.41 mean?
Banpu PCL (BKK:BANPU-R) has a Cyclically Adjusted PB Ratio of 0.41 as of Sep. 02, 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 Banpu PCL and its competitors. This is 31% below median its historical median of 0.59. Over the past decade, Banpu PCL's Cyclically Adjusted PB Ratio has ranged from 0.26 to 1.21. According to the industry distribution chart, Banpu PCL ranks #21 out of 131 companies in the Other Energy Sources industry, placing it in the top 16%.
Is Banpu PCL's Cyclically Adjusted PB Ratio too high?
Banpu PCL's current Cyclically Adjusted PB Ratio of 0.41 is 31% below median its 10-year median of 0.59. Over the past 10 years, this metric has ranged from a low of 0.26 to a high of 1.21. The Other Energy Sources industry median Cyclically Adjusted PB Ratio is 1.25. Banpu PCL's value of 0.41 is 67.2% below this industry median. Based on the distribution chart, Banpu PCL ranks #21 out of 131 companies in the Other Energy Sources industry, which is in the top quartile — a strong position relative to peers. Overall, Banpu PCL has a GF Score™ of 74/100, reflecting its overall financial health beyond just this single metric.
How does Banpu PCL's Cyclically Adjusted PB Ratio compare to competitors?
According to the Other Energy Sources industry distribution chart, Banpu PCL ranks #21 out of 131 companies for Cyclically Adjusted PB Ratio. This places Banpu PCL in the top 16% of its industry — outperforming the majority of peers. The industry median Cyclically Adjusted PB Ratio is 1.25. Banpu PCL's value of 0.41 is 67.2% below this benchmark. Historically, Banpu PCL's own Cyclically Adjusted PB Ratio has ranged from 0.26 to 1.21 over the past decade. While the company's 10-year median is 0.59 vs. the industry median of 1.25, Banpu PCL 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 an Other Energy Sources company?
The median Cyclically Adjusted PB Ratio among Other Energy Sources companies is 1.25, based on 131 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. Banpu PCL's current Cyclically Adjusted PB Ratio of 0.41 is 67.2% 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 Banpu PCL and its competitors. For the Other Energy Sources industry, the median Cyclically Adjusted PB Ratio is 1.25 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Banpu PCL's current Cyclically Adjusted PB Ratio is 0.41, which is 31% below median its own 10-year median of 0.59. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Banpu PCL stock overvalued right now?
Banpu PCL (BKK:BANPU-R) has a current Cyclically Adjusted PB Ratio of 0.41. The stock's GF Value™ is ฿5.03, compared to a current price of ฿5.96 — trading 18.4% above its estimated fair value. The current Cyclically Adjusted PB Ratio is 0.41, which is 31% below median its 10-year median of 0.59 and 67.2% below the Other Energy Sources industry median of 1.25. Banpu PCL's overall GF Score™ is 74/100 with 9 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 Banpu PCL (BKK:BANPU-R), the current Cyclically Adjusted PB Ratio is 0.41 as of Sep. 02, 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 Banpu PCL (BKK:BANPU-R) Overvalued in 2026?

Based on GuruFocus' analysis, Banpu PCL stock appears to be overvalued. The current stock price of ฿5.96 is trading 18.4% above its estimated GF Value™ of ฿5.03.

Key valuation signals for BKK:BANPU-R:

  • Cyclically Adjusted PB Ratio: 0.41 (31% below median its 10-year median of 0.59)
  • GF Value™: ฿5.03 vs. price of ฿5.96 (18.4% above fair value)
  • GF Score™: 74/100 with 9 warning signs
  • Industry Position: 67.2% below the Other Energy Sources median (#21 of 131)

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


Banpu PCL Business Description

Other Exchanges BANPU:ThailandBPFG:Germany
Address New Petchburi Road, 27th Floor, 1550 Thanapoom Tower, Makkasan, Ratchathewi, Bangkok, THA, 10400
Banpu PCL is engaged in four core groups of businesses which are Next-gen mining, U.S. closed-loop gas, Power plus, and Future Tech. The Group has operations in Thailand and overseas which are mainly in the Indonesia, People's Republic of China, Australia, Mongolia, Socialist Republic of Vietnam, Japan, and the United States.
74GF Score

Get the complete analysis for BKK:BANPU-R

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

฿5.96
Price
฿5.03
GF Value