Tan Delta SystemsLSE:TAND 23 PB Ratio is 9.03 as of Jul. 05, 2026, which is 124% above its 10-year median of 4.04. GuruFocus rates LSE:TAND with a GF Score™ of 23/100 and a GF Value™ of £0.18 (Significantly Overvalued). The stock has 4 warning signs investors should review. Among 927 Oil & Gas companies, Tan Delta Systems ranks worse than 94.39% on this metric.
The historical rank and industry rank for Tan Delta Systems's PB Ratio or its related term are showing as below:
LSE:TAND'
s PB Ratio Range Over the Past 10 Years
Min: 1.79 Med: 4.04 Max: 41.43
Current: 9.03
During the past 6 years, Tan Delta Systems's highest PB Ratio was 41.43. The lowest was 1.79. And the median was 4.04.
LSE:TAND's PB Ratio is ranked worse than 94.39% of 927
companies
in the Oil & Gas industry
Industry Median: 1.4
vs LSE:TAND: 9.03
During the past 12 months, Tan Delta Systems's average Book Value Per Share Growth Rate was -40.40% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 64.20% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 90.20% per year.
During the past 6 years, the highest 3-Year average Book Value Per Share Growth Rate of Tan Delta Systems was 181.60% per year. The lowest was 64.20% per year. And the median was 158.80% 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.
Tan Delta Systems PB Ratio Related Terms
Tan Delta Systems PB Ratio Historical Data
* Premium members only.
The historical data trend for Tan Delta Systems'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 Oil & Gas Equipment & Services subindustry, Tan Delta Systems'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.
Tan Delta Systems PB Ratio vs Oil & Gas Industry
For the Oil & Gas industry and Energy sector, Tan Delta Systems's PB Ratio distribution charts can be found below:
* The bar in red indicates where Tan Delta Systems'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.
* 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.
Tan Delta Systems (LSE:TAND) has a PB Ratio of 9.03 as of Jul. 05, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Tan Delta Systems and its competitors. This is 124% above median its historical median of 4.04. Over the past decade, Tan Delta Systems' PB Ratio has ranged from 1.79 to 41.43. According to the industry distribution chart, Tan Delta Systems ranks #875 out of 927 companies in the Oil & Gas industry, placing it in the top 94.4%.
Is Tan Delta Systems' PB Ratio too high?
Tan Delta Systems' current PB Ratio of 9.03 is 124% above median its 10-year median of 4.04. Over the past 10 years, this metric has ranged from a low of 1.79 to a high of 41.43. The Oil & Gas industry median PB Ratio is 1.40. Tan Delta Systems' value of 9.03 is 545% above this industry median. Based on the distribution chart, Tan Delta Systems ranks #875 out of 927 companies in the Oil & Gas industry, which is in the bottom quartile relative to peers. Overall, Tan Delta Systems has a GF Score™ of 23/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Tan Delta Systems' PB Ratio compare to SLB and BKR?
According to the Oil & Gas industry distribution chart, Tan Delta Systems ranks #875 out of 927 companies for PB Ratio. This places Tan Delta Systems in the lower half of its industry. The industry median PB Ratio is 1.40. Tan Delta Systems' value of 9.03 is 545% above this benchmark. Historically, Tan Delta Systems' own PB Ratio has ranged from 1.79 to 41.43 over the past decade. While the company's 10-year median is 4.04 vs. the industry median of 1.40, Tan Delta Systems 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 Oil & Gas company?
The median PB Ratio among Oil & Gas companies is 1.40, based on 927 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. Tan Delta Systems's current PB Ratio of 9.03 is 545% 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 Tan Delta Systems and its competitors. For the Oil & Gas industry, the median PB Ratio is 1.40 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Tan Delta Systems's current PB Ratio is 9.03, which is 124% above median its own 10-year median of 4.04. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Tan Delta Systems stock overvalued right now?
Based on GuruFocus' analysis, Tan Delta Systems (LSE:TAND) is currently considered Significantly Overvalued. The stock's GF Value™ is £0.18, compared to a current price of £0.28 — trading 55.6% above its estimated fair value. The current PB Ratio is 9.03, which is 124% above median its 10-year median of 4.04 and 545% above the Oil & Gas industry median of 1.40. Tan Delta Systems' overall GF Score™ is 23/100 with 4 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 Tan Delta Systems (LSE:TAND), the current PB Ratio is 9.03 as of Jul. 05, 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 Tan Delta Systems (LSE:TAND) Overvalued in 2026?
Based on GuruFocus' analysis, Tan Delta Systems stock appears to be overvalued.
The current stock price of £0.28 is trading 55.6% above its estimated GF Value™ of £0.18.
GuruFocus considers Tan Delta Systems to be Significantly Overvalued.
Key valuation signals for LSE:TAND:
PB Ratio: 9.03 (124% above median its 10-year median of 4.04)
GF Value™: £0.18 vs. price of £0.28 (55.6% above fair value)
Industry Position: 545% above the Oil & Gas median (#875 of 927)
No single metric tells the full story. See the LSE:TAND stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Tan Delta Systems PLC develops real-time oil analysis and analytic technologies and products with capabilities that enable equipment operators to significantly reduce operating costs, improve efficiency, and reduce carbon footprint. It develops all its core technologies and products in-house, with manufacturing undertaken by its carefully selected manufacturing partners with whom its dedicated production QA department works. Its products include Sensors, Kits, Display solutions, Gateways & modems, and Accessories & services. Geographically, its solutions are in use across the UK, Europe, North and South America, Asia, and the Middle East.
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