OSBGF (OSB Group) Effective Interest Rate on Debt %: 61.68% (As of Dec. 2025)


OSBGF OSB Group PLC OSBGF
67 GF Score
Price $6.65
GF Value $6.46
Valuation Fairly Valued
! 1 Warning Sign
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What is OSB Group Effective Interest Rate on Debt %?

OSB Group OSBGF 67 Effective Interest Rate on Debt % is 61.68% as of Dec. 2025. GuruFocus rates OSBGF with a GF Score™ of 67/100 and a GF Value™ of $6.46 (Fairly Valued). The stock has 1 warning sign investors should review.

Effective Interest Rate on Debt % is the usage rate that a borrower actually pays on a debt. It is calculated as the positive value of Interest Expense divided by its average total debt. Total debt equals to Long-Term Debt & Capital Lease Obligation plus Short-Term Debt & Capital Lease Obligation. OSB Group's annualized positive value of Interest Expense for the quarter that ended in Dec. 2025 was $1,620.9 Mil. OSB Group's average total debt for the quarter that ended in Dec. 2025 was $2,628.0 Mil. Therefore, OSB Group's annualized Effective Interest Rate on Debt % for the quarter that ended in Dec. 2025 was 61.68%.


OSB Group  (OTCPK:OSBGF) Effective Interest Rate on Debt % Explanation

Effective Interest Rate on Debt % measures the usage rate that a borrower actually pays on a debt.


OSB Group Effective Interest Rate on Debt % Related Terms


OSB Group Effective Interest Rate on Debt % Historical Data

* Premium members only.

The historical data trend for OSB Group's Effective Interest Rate on Debt % 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.

OSB Group Effective Interest Rate on Debt % Chart

OSB Group Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Effective Interest Rate on Debt %
Get a 7-Day Free Trial Premium Member Only Premium Member Only 32.31 86.21 131.02 83.51 63.26

OSB Group Semi-Annual Data
Jun16 Dec16 Jun17 Dec17 Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
Effective Interest Rate on Debt % 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 121.12 81.71 68.47 66.53 61.68

OSBGF vs RKT, FNMA, PFSI: Effective Interest Rate on Debt % Comparison

For the Mortgage Finance subindustry, OSB Group's Effective Interest Rate on Debt %, along with its competitors' market caps and Effective Interest Rate on Debt % 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 Effective Interest Rate on Debt % vs Banks Industry

For the Banks industry and Financial Services sector, OSB Group's Effective Interest Rate on Debt % distribution charts can be found below:

* The bar in red indicates where OSB Group's Effective Interest Rate on Debt % falls into.


OSBGF
67GF Score
OSB Group PLC OSBGF
Effective Interest Rate on Debt % is just one metric. See GF Score™, valuation, warning signs, and more.
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OSB Group Effective Interest Rate on Debt % Calculation

OSB Group's annualized Effective Interest Rate on Debt % for the fiscal year that ended in Dec. 2025 is calculated as

Effective Interest Rate on Debt %
=-1  *  Interest Expense/( (Total Debt  (A: Dec. 2024 )+Total Debt  (A: Dec. 2025 ))/ count )
=-1  *  -1650.602/( (2540.961+2677.108)/ 2 )
=-1  *  -1650.602/2609.0345
=63.26 %

where

Total Debt  (A: Dec. 2024 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=2540.961 + 0
=2540.961

Total Debt  (A: Dec. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=2677.108 + 0
=2677.108

OSB Group's annualized Effective Interest Rate on Debt % for the quarter that ended in Dec. 2025 is calculated as

Effective Interest Rate on Debt %
=-1  *  Interest Expense/( (Total Debt  (Q: Jun. 2025 )+Total Debt  (Q: Dec. 2025 ))/ count )
=-1  *  -1620.884/( (2578.969+2677.108)/ 2 )
=-1  *  -1620.884/2628.0385
=61.68 %

where

Total Debt  (Q: Jun. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=2578.969 + 0
=2578.969

Total Debt  (Q: Dec. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=2677.108 + 0
=2677.108

* 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.

In the calculation of annual Effective Interest Rate on Debt %, the Interest Expense of the last fiscal year and the average total debt over the fiscal year are used. In calculating the quarterly data, the Interest Expense data used here is two times the semi-annual (Dec. 2025) interest expense data. Effective Interest Rate on Debt % is displayed in the 30-year financial page.

What does a Effective Interest Rate on Debt % of 61.68% mean?
OSB Group (OSBGF) has a Effective Interest Rate on Debt % of 61.68% as of Dec. 2025. Effective interest rate on debt is the rate a company actually pays on its debt. View historical data on OSB Group and its competitors.
Is OSB Group's Effective Interest Rate on Debt % too high?
OSB Group's current Effective Interest Rate on Debt % is 61.68%. Overall, OSB Group has a GF Score™ of 67/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does OSB Group's Effective Interest Rate on Debt % compare to RKT and FNMA?
OSB Group's Effective Interest Rate on Debt % of 61.68% can be compared against companies in the Banks industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Effective Interest Rate on Debt % for a Banks company?
A good Effective Interest Rate on Debt % depends on the Banks industry context. However, Effective Interest Rate on Debt % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Effective Interest Rate on Debt % mean?
A high Effective Interest Rate on Debt % can signal that a stock is expensive relative to its fundamentals. Effective interest rate on debt is the rate a company actually pays on its debt. View historical data on OSB Group and its competitors. OSB Group's current Effective Interest Rate on Debt % is 61.68%. 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 (OSBGF) is currently considered Fairly Valued. The stock's GF Value™ is $6.46, compared to a current price of $6.65 — trading 2.9% above its estimated fair value. The current Effective Interest Rate on Debt % is 61.68%. OSB Group's overall GF Score™ is 67/100 with 1 warning sign to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Effective Interest Rate on Debt % calculated?
Effective Interest Rate on Debt % is calculated from a company's financial statements. For OSB Group (OSBGF), the current Effective Interest Rate on Debt % is 61.68% as of Dec. 2025. 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 (OSBGF) Overvalued in 2026?

Based on GuruFocus' analysis, OSB Group stock appears to be overvalued. The current stock price of $6.65 is trading 2.9% above its estimated GF Value™ of $6.46. GuruFocus considers OSB Group to be Fairly Valued.

Key valuation signals for OSBGF:

  • Effective Interest Rate on Debt %: 61.68%
  • GF Value™: $6.46 vs. price of $6.65 (2.9% above fair value)
  • GF Score™: 67/100 with 1 warning sign

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


OSB Group Business Description

Other Exchanges OSBl:UKOSB:UK2UK:Germany
Address Quayside, OSB House, Chatham Maritime, Chatham, GBR, ME4 4QZ
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.
67GF Score

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Effective Interest Rate on Debt % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

$6.65
Price
$6.46
GF Value