BirchtechBCHT -1.01%69 PB Ratio is 4.61 as of Jun. 24, 2026, which is 86% below its 10-year median of 33.31. GuruFocus rates BCHT with a GF Score™ of 69/100 and a GF Value™ of $3.37 (Possible Value Trap). The stock has 2 warning signs investors should review. Among 2,986 Industrial Products companies, Birchtech ranks worse than 74.31% on this metric.
The PB Ratio, or Price-to-Book ratio, or Price/Book, is a financial ratio used to compare a company's market price to its Book Value per Share. As of today (2026-06-24), Birchtech's share price is $1.96. Birchtech's Book Value per Share for the quarter that ended in Mar. 2026 was $0.43. Hence, Birchtech's PB Ratio of today is 4.61.
The historical rank and industry rank for Birchtech's PB Ratio or its related term are showing as below:
BCHT'
s PB Ratio Range Over the Past 10 Years
Min: 3.25 Med: 33.31 Max: 2083.33
Current: 4.56
During the past 13 years, Birchtech's highest PB Ratio was 2083.33. The lowest was 3.25. And the median was 33.31.
BCHT's PB Ratio is ranked worse than 74.31% of 2986
companies
in the Industrial Products industry
Industry Median: 2.32
vs BCHT: 4.56
During the past 3 years, the average Book Value Per Share Growth Rate was 39.50% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of Birchtech was 59.60% per year. The lowest was -73.60% per year. And the median was 15.95% per year.
The PB Ratio works the best for the businesses that earn most of their profit from their assets, e.g. banks and insurance companies.
Be Aware
Some businesses have very light assets, such as software companies or insurance agencies. The PB Ratio does not work well for these companies. Some companies even have negative equity, so the PB Ratio cannot be applied to them.
Birchtech PB Ratio Related Terms
Birchtech PB Ratio Historical Data
* Premium members only.
The historical data trend for Birchtech's 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.
For the Pollution & Treatment Controls subindustry, Birchtech's PB Ratio, along with its competitors' market caps and 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.
Birchtech PB Ratio vs Industrial Products Industry
For the Industrial Products industry and Industrials sector, Birchtech's PB Ratio distribution charts can be found below:
* The bar in red indicates where Birchtech's PB Ratio falls into.
The PB Ratio, or Price-to-Book ratio, or Price/Book, is a financial ratio used to compare a company's market price to its Book Value per Share. It is a ratio widely used to value stocks.
Birchtech's PB Ratio for today is calculated as follows:
* 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.
It can also be calculated from the numbers for the whole company:
A closely related ratio is called Price-to-Tangible-Book. The difference between Price-to-Tangible-Book and PB Ratio is that book value other than intangibles are used in the calculation.
Birchtech (BCHT) has a PB Ratio of 4.61 as of Jun. 24, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Birchtech and its competitors. This is 86% below median its historical median of 33.31. Over the past decade, Birchtech's PB Ratio has ranged from 3.25 to 2,083.33. According to the industry distribution chart, Birchtech ranks #2219 out of 2986 companies in the Industrial Products industry, placing it in the top 74.3%.
Is Birchtech's PB Ratio too high?
Birchtech's current PB Ratio of 4.61 is 86% below median its 10-year median of 33.31. Over the past 10 years, this metric has ranged from a low of 3.25 to a high of 2,083.33. The Industrial Products industry median PB Ratio is 2.32. Birchtech's value of 4.61 is 98.7% above this industry median. Based on the distribution chart, Birchtech ranks #2219 out of 2986 companies in the Industrial Products industry, which is below the industry midpoint. Overall, Birchtech has a GF Score™ of 69/100 and is considered Possible Value Trap, reflecting its overall financial health beyond just this single metric.
How does Birchtech's PB Ratio compare to FTEK and SCWO?
According to the Industrial Products industry distribution chart, Birchtech ranks #2219 out of 2986 companies for PB Ratio. This places Birchtech in the lower half of its industry. The industry median PB Ratio is 2.32. Birchtech's value of 4.61 is 98.7% above this benchmark. Historically, Birchtech's own PB Ratio has ranged from 3.25 to 2,083.33 over the past decade. While the company's 10-year median is 33.31 vs. the industry median of 2.32, Birchtech 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 PB Ratio for an Industrial Products company?
The median PB Ratio among Industrial Products companies is 2.32, based on 2,986 companies in the industry. Companies in the top quartile (top 25%) have a PB Ratio significantly above this median, while those in the bottom quartile fall well below. However, PB Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Birchtech's current PB Ratio of 4.61 is 98.7% 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 PB Ratio mean?
A high PB Ratio can signal that a stock is expensive relative to its fundamentals. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Birchtech and its competitors. For the Industrial Products industry, the median PB Ratio is 2.32 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Birchtech's current PB Ratio is 4.61, which is 86% below median its own 10-year median of 33.31. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Birchtech stock overvalued right now?
Based on GuruFocus' analysis, Birchtech (BCHT) is currently considered Possible Value Trap. The stock's GF Value™ is $3.37, compared to a current price of $1.96 — trading 41.8% below its estimated fair value. The current PB Ratio is 4.61, which is 86% below median its 10-year median of 33.31 and 98.7% above the Industrial Products industry median of 2.32. Birchtech's overall GF Score™ is 69/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is PB Ratio calculated?
PB Ratio is calculated from a company's financial statements. For Birchtech (BCHT), the current PB Ratio is 4.61 as of Jun. 24, 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 Birchtech (BCHT) Overvalued in 2026?
Based on GuruFocus' analysis, Birchtech stock appears to be undervalued.
The current stock price of $1.96 is trading 41.8% below its estimated GF Value™ of $3.37.
GuruFocus considers Birchtech to be Possible Value Trap.
Key valuation signals for BCHT:
PB Ratio: 4.61 (86% below median its 10-year median of 33.31)
GF Value™: $3.37 vs. price of $1.96 (41.8% below fair value)
Industry Position: 98.7% above the Industrial Products median (#2219 of 2986)
No single metric tells the full story. See the BCHT stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Birchtech Corp is a provider of specialty activated carbon technologies, delivering solutions for air and water purification. It provides patented and proprietary Sorbent Enhancement Additive (SEA) technologies for mercury emissions capture to the coal-fired utility sector, and is developing water purification technologies with a specialization on forever chemicals such as PFAS and PFOS. Geographically, the company derives all of its revenue from the United States.
69GF Score
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