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OSB GroupCHIX:OSBL +0.39%69 Shiller PE Ratio is 6.96 as of Aug. 24, 2026, which is 15% below its 10-year median of 8.15. GuruFocus rates CHIX:OSBL with a GF Score™ of 69/100 and a GF Value™ of £5.12 (Fairly Valued). The stock has 1 warning sign investors should review. Among 1,241 Banks companies, OSB Group ranks better than 87.51% on this metric.
As of today (2026-08-24), OSB Group's current share price is £5.15. OSB Group's E10 for the fiscal year that ended in Dec25 was £0.74. OSB Group's Shiller PE Ratio for today is 6.96.
The historical rank and industry rank for OSB Group's Shiller PE Ratio or its related term are showing as below:
CHIX:OSBl'
s Shiller PE Ratio Range Over the Past 10 Years
Min: 5.28 Med: 8.15 Max: 14.74
Current: 6.96
During the past 13 years, OSB Group's highest Shiller PE Ratio was 14.74. The lowest was 5.28. And the median was 8.15.
CHIX:OSBl's Shiller PE Ratio is ranked better than 87.51% of 1241
companies
in the Banks industry
Industry Median: 13.74
vs CHIX:OSBl: 6.96
E10 is a concept invented by Prof. Robert Shiller, who uses E10 for his Shiller PE Ratio calculation. E10 is the average of the inflation adjusted earnings of a company over the past 10 years.
OSB Group's adjusted earnings per share data of for the fiscal year that ended in Dec25 was £0.736. Add all the adjusted EPS for the past 10 years together and divide 10 will get our E10, which is £0.74 for the trailing ten years ended in Dec25.
Shiller PE for Stocks: The True Measure of Stock Valuation
OSB Group (CHIX:OSBl) Shiller PE Ratio Explanation
Compared with the regular PE Ratio, which works poorly for cyclical businesses, the Shiller PE Ratio smoothed out the fluctuations of profit margins during business cycles. Therefore it is more accurate in reflecting the valuation of the company.
If a company has consistent business performance, the Shiller PE Ratio should give similar results to regular PE Ratio.
Compared with the PS Ratio, the Shiller PE Ratio makes the comparison between different industries more meaningful.
Be Aware
Shiller PE Ratio assumes that over the long term, businesses and profitability revert to their means. If a company's business model does not work in the future compared with the past, Shiller PE Ratio and PS Ratio will give false valuations.
OSB Group Shiller PE Ratio Related Terms
OSB Group Shiller PE Ratio Historical Data
* Premium members only.
The historical data trend for OSB Group's Shiller PE 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.
CHIX:OSBL vs RKT, FNMA, PFSI: Shiller PE Ratio Comparison
For the Mortgage Finance subindustry, OSB Group's Shiller PE Ratio, along with its competitors' market caps and Shiller PE 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.
OSB Group Shiller PE Ratio vs Banks Industry
For the Banks industry and Financial Services sector, OSB Group's Shiller PE Ratio distribution charts can be found below:
* The bar in red indicates where OSB Group's Shiller PE Ratio falls into.
For Shiller PE Ratio, the earnings of the past 10 years are inflation-adjusted and averaged. The result is used for P/E calculation. Since it looks at the average over the last 10 years, the Shiller PE Ratio is also called PE10.
The Shiller PE Ratio was first used by professor Robert Shiller to measure the valuation of the overall market. The same calculation is applied here to individual companies.
OSB Group's Shiller PE Ratio for today is calculated as
* 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.
OSB Group's E10 for the fiscal year that ended in Dec25 is calculated as:
For example, OSB Group's adjusted earnings per share data for the fiscal year that ended in Dec25 was:
Add all the adjusted EPS together and divide 10 will get our E10.
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.
OSB Group (CHIX:OSBL) has a Shiller PE Ratio of 6.96 as of Aug. 24, 2026. Shiller price-earnings ratio is the ratio of share price to a company's inflation-adjusted earnings over a 10-year period. View historical data on OSB Group and its competitors. This is 15% below median its historical median of 8.15. Over the past decade, OSB Group's Shiller PE Ratio has ranged from 5.28 to 14.74. According to the industry distribution chart, OSB Group ranks #155 out of 1241 companies in the Banks industry, placing it in the top 12.5%.
Is OSB Group's Shiller PE Ratio too high?
OSB Group's current Shiller PE Ratio of 6.96 is 15% below median its 10-year median of 8.15. Over the past 10 years, this metric has ranged from a low of 5.28 to a high of 14.74. The Banks industry median Shiller PE Ratio is 13.74. OSB Group's value of 6.96 is 49.3% below this industry median. Based on the distribution chart, OSB Group ranks #155 out of 1241 companies in the Banks industry, which is in the top quartile — a strong position relative to peers. Overall, OSB Group has a GF Score™ of 69/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does OSB Group's Shiller PE Ratio compare to RKT and FNMA?
According to the Banks industry distribution chart, OSB Group ranks #155 out of 1241 companies for Shiller PE Ratio. This places OSB Group in the top 13% of its industry — outperforming the majority of peers. The industry median Shiller PE Ratio is 13.74. OSB Group's value of 6.96 is 49.3% below this benchmark. Historically, OSB Group's own Shiller PE Ratio has ranged from 5.28 to 14.74 over the past decade. While the company's 10-year median is 8.15 vs. the industry median of 13.74, OSB Group 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 Shiller PE Ratio for a Banks company?
The median Shiller PE Ratio among Banks companies is 13.74, based on 1,241 companies in the industry. Companies in the top quartile (top 25%) have a Shiller PE Ratio significantly above this median, while those in the bottom quartile fall well below. However, Shiller PE Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. OSB Group's current Shiller PE Ratio of 6.96 is 49.3% 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 Shiller PE Ratio mean?
A high Shiller PE Ratio can signal that a stock is expensive relative to its fundamentals. Shiller price-earnings ratio is the ratio of share price to a company's inflation-adjusted earnings over a 10-year period. View historical data on OSB Group and its competitors. For the Banks industry, the median Shiller PE Ratio is 13.74 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. OSB Group's current Shiller PE Ratio is 6.96, which is 15% below median its own 10-year median of 8.15. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is OSB Group stock overvalued right now?
Based on GuruFocus' analysis, OSB Group (CHIX:OSBL) is currently considered Fairly Valued. The stock's GF Value™ is £5.12, compared to a current price of £5.15 — trading 0.6% above its estimated fair value. The current Shiller PE Ratio is 6.96, which is 15% below median its 10-year median of 8.15 and 49.3% below the Banks industry median of 13.74. OSB Group's overall GF Score™ is 69/100 with 1 warning sign to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Shiller PE Ratio calculated?
Shiller PE Ratio is calculated from a company's financial statements. For OSB Group (CHIX:OSBL), the current Shiller PE Ratio is 6.96 as of Aug. 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 OSB Group (CHIX:OSBL) Overvalued in 2026?
Based on GuruFocus' analysis, OSB Group stock appears to be overvalued.
The current stock price of £5.15 is trading 0.6% above its estimated GF Value™ of £5.12.
GuruFocus considers OSB Group to be Fairly Valued.
Key valuation signals for CHIX:OSBL:
Shiller PE Ratio: 6.96 (15% below median its 10-year median of 8.15)
GF Value™: £5.12 vs. price of £5.15 (0.6% above fair value)
Industry Position: 49.3% below the Banks median (#155 of 1241)
No single metric tells the full story. See the CHIX:OSBL stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
OSB Group PLC is a specialist mortgage lender, focused on selected sub-segments of the mortgage market. Its lending business is supported by various funding platforms, including retail savings deposits sourced under two brands: Kent Reliance and Charter Savings Bank (CSB), securitisation platforms, debt issuance, and Bank of England schemes. The Group operates under two segments: OneSavings Bank (OSB) and Charter Court Financial Services (CCFS). The majority of its revenue is generated from the OSB segment, which includes first charge residential mortgages for owner-occupiers, under shared ownership schemes, Buy-to-Let mortgages secured on residential property held for investment purposes by landlords, and commercial mortgages secured on commercial and semi-commercial properties.
69GF Score
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