Bangsaphan Barmill PCL (BKK:BSBM) Cyclically Adjusted PB Ratio: 0.33 (As of Sep. 14, 2026) — 31% Below 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.

BKK:BSBM Bangsaphan Barmill PCL BKK:BSBM
37 GF Score
Price ฿0.65
GF Value ฿0.58
Valuation Modestly Overvalued
! 2 Warning Signs
View Full Analysis

What is Bangsaphan Barmill PCL Cyclically Adjusted PB Ratio?

Bangsaphan Barmill PCL BKK:BSBM +1.56% 37 Cyclically Adjusted PB Ratio is 0.33 as of Sep. 14, 2026, which is 31% below its 10-year median of 0.48. GuruFocus rates BKK:BSBM with a GF Score™ of 37/100 and a GF Value™ of ฿0.58 (Modestly Overvalued). The stock has 2 warning signs investors should review. Among 412 Steel companies, Bangsaphan Barmill PCL ranks better than 81.31% on this metric.

As of today (2026-09-14), Bangsaphan Barmill PCL's current share price is ฿0.65. Bangsaphan Barmill PCL's Cyclically Adjusted Book per Share for the quarter that ended in Jun. 2026 was ฿1.99. Bangsaphan Barmill PCL's Cyclically Adjusted PB Ratio for today is 0.33.

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

BKK:BSBM' s Cyclically Adjusted PB Ratio Range Over the Past 10 Years
Min: 0.28   Med: 0.48   Max: 1.12
Current: 0.33

During the past years, Bangsaphan Barmill PCL's highest Cyclically Adjusted PB Ratio was 1.12. The lowest was 0.28. And the median was 0.48.

BKK:BSBM's Cyclically Adjusted PB Ratio is ranked better than
81.31% of 412 companies
in the Steel industry
Industry Median: 0.81 vs BKK:BSBM: 0.33

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.

Bangsaphan Barmill PCL's adjusted book value per share data for the three months ended in Jun. 2026 was ฿1.419. 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 ฿1.99 for the trailing ten years ended in Jun. 2026.

Shiller PE for Stocks: The True Measure of Stock Valuation


Bangsaphan Barmill PCL  (BKK:BSBM) 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.


Bangsaphan Barmill PCL Cyclically Adjusted PB Ratio Related Terms


Bangsaphan Barmill PCL Cyclically Adjusted PB Ratio Historical Data

* Premium members only.

The historical data trend for Bangsaphan Barmill 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.

Bangsaphan Barmill PCL Cyclically Adjusted PB Ratio Chart

Bangsaphan Barmill 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 0.82 0.48 0.36 0.36 0.33

Bangsaphan Barmill PCL 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 0.36 0.35 0.33 0.31 0.28

BKK:BSBM vs NUE, STLD, RS: Cyclically Adjusted PB Ratio Comparison

For the Steel subindustry, Bangsaphan Barmill 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.


Bangsaphan Barmill PCL Cyclically Adjusted PB Ratio vs Steel Industry

For the Steel industry and Basic Materials sector, Bangsaphan Barmill PCL's Cyclically Adjusted PB Ratio distribution charts can be found below:

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


BKK:BSBM
37GF Score
Bangsaphan Barmill PCL BKK:BSBM
Cyclically Adjusted PB Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Bangsaphan Barmill 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.

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

Cyclically Adjusted PB Ratio=Share Price/ Cyclically Adjusted Book per Share
=0.65/1.99
=0.33

* 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.

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

For example, Bangsaphan Barmill PCL'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)
=1.419/333.9520*333.9520
=1.419

Current CPI (Jun. 2026) = 333.9520.

Bangsaphan Barmill PCL Quarterly Data

Book Value per Share CPI Adj_Book
201609 1.690 241.428 2.338
201612 1.716 241.432 2.374
201703 1.752 243.801 2.400
201706 1.730 244.955 2.359
201709 1.694 246.819 2.292
201712 1.713 246.524 2.321
201803 1.722 249.554 2.304
201806 1.680 251.989 2.226
201809 1.690 252.439 2.236
201812 1.692 251.233 2.249
201903 1.692 254.202 2.223
201906 1.690 256.143 2.203
201909 1.702 256.759 2.214
201912 1.665 256.974 2.164
202003 1.703 258.115 2.203
202006 1.718 257.797 2.226
202009 1.691 260.280 2.170
202012 1.708 260.474 2.190
202103 1.745 264.877 2.200
202106 1.726 271.696 2.121
202109 1.677 274.310 2.042
202112 1.682 278.802 2.015
202203 1.692 287.504 1.965
202206 1.707 296.311 1.924
202209 1.674 296.808 1.883
202212 1.665 296.797 1.873
202303 1.662 301.836 1.839
202306 1.636 305.109 1.791
202309 1.630 307.789 1.769
202312 1.622 306.746 1.766
202403 1.617 312.332 1.729
202406 1.616 314.175 1.718
202409 1.589 315.301 1.683
202412 1.492 315.605 1.579
202503 1.484 319.799 1.550
202506 1.474 322.561 1.526
202509 1.463 324.800 1.504
202512 1.431 324.054 1.475
202603 1.435 330.213 1.451
202606 1.419 333.952 1.419

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 0.33 mean?
Bangsaphan Barmill PCL (BKK:BSBM) has a Cyclically Adjusted PB Ratio of 0.33 as of Sep. 14, 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 Bangsaphan Barmill PCL and its competitors. This is 31% below median its historical median of 0.48. Over the past decade, Bangsaphan Barmill PCL's Cyclically Adjusted PB Ratio has ranged from 0.28 to 1.12. According to the industry distribution chart, Bangsaphan Barmill PCL ranks #77 out of 412 companies in the Steel industry, placing it in the top 18.7%.
Is Bangsaphan Barmill PCL's Cyclically Adjusted PB Ratio too high?
Bangsaphan Barmill PCL's current Cyclically Adjusted PB Ratio of 0.33 is 31% below median its 10-year median of 0.48. Over the past 10 years, this metric has ranged from a low of 0.28 to a high of 1.12. The Steel industry median Cyclically Adjusted PB Ratio is 0.81. Bangsaphan Barmill PCL's value of 0.33 is 59.3% below this industry median. Based on the distribution chart, Bangsaphan Barmill PCL ranks #77 out of 412 companies in the Steel industry, which is in the top quartile — a strong position relative to peers. Overall, Bangsaphan Barmill PCL has a GF Score™ of 37/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Bangsaphan Barmill PCL's Cyclically Adjusted PB Ratio compare to NUE and STLD?
According to the Steel industry distribution chart, Bangsaphan Barmill PCL ranks #77 out of 412 companies for Cyclically Adjusted PB Ratio. This places Bangsaphan Barmill PCL in the top 19% of its industry — outperforming the majority of peers. The industry median Cyclically Adjusted PB Ratio is 0.81. Bangsaphan Barmill PCL's value of 0.33 is 59.3% below this benchmark. Historically, Bangsaphan Barmill PCL's own Cyclically Adjusted PB Ratio has ranged from 0.28 to 1.12 over the past decade. While the company's 10-year median is 0.48 vs. the industry median of 0.81, Bangsaphan Barmill 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 a Steel company?
The median Cyclically Adjusted PB Ratio among Steel companies is 0.81, based on 412 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. Bangsaphan Barmill PCL's current Cyclically Adjusted PB Ratio of 0.33 is 59.3% 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 Bangsaphan Barmill PCL and its competitors. For the Steel 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. Bangsaphan Barmill PCL's current Cyclically Adjusted PB Ratio is 0.33, which is 31% below median its own 10-year median of 0.48. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Bangsaphan Barmill PCL stock overvalued right now?
Based on GuruFocus' analysis, Bangsaphan Barmill PCL (BKK:BSBM) is currently considered Modestly Overvalued. The stock's GF Value™ is ฿0.58, compared to a current price of ฿0.65 — trading 12.1% above its estimated fair value. The current Cyclically Adjusted PB Ratio is 0.33, which is 31% below median its 10-year median of 0.48 and 59.3% below the Steel industry median of 0.81. Bangsaphan Barmill PCL's overall GF Score™ is 37/100 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 Bangsaphan Barmill PCL (BKK:BSBM), the current Cyclically Adjusted PB Ratio is 0.33 as of Sep. 14, 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 Bangsaphan Barmill PCL (BKK:BSBM) Overvalued in 2026?

Based on GuruFocus' analysis, Bangsaphan Barmill PCL stock appears to be overvalued. The current stock price of ฿0.65 is trading 12.1% above its estimated GF Value™ of ฿0.58. GuruFocus considers Bangsaphan Barmill PCL to be Modestly Overvalued.

Key valuation signals for BKK:BSBM:

  • Cyclically Adjusted PB Ratio: 0.33 (31% below median its 10-year median of 0.48)
  • GF Value™: ฿0.58 vs. price of ฿0.65 (12.1% above fair value)
  • GF Score™: 37/100 with 2 warning signs
  • Industry Position: 59.3% below the Steel median (#77 of 412)

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


Bangsaphan Barmill PCL Business Description

Address Surasak Road, Kwang Silom, 28/1 Prapawit building, 8th Floor, Khet Bangrak, Bangkok, THA, 10500
Bangsaphan Barmill PCL is principally engaged in the manufacture and distribution of deformed and round steel bars. Its operation is carried on exclusively in Thailand.
37GF Score

Get the complete analysis for BKK:BSBM

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

฿0.65
Price
฿0.58
GF Value