Sonic Healthcare (STU:SAB) Effective Interest Rate on Debt %: 3.76% (As of Dec. 2025)

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STU:SAB Sonic Healthcare Ltd STU:SAB
71 GF Score
Price €12.76
GF Value €19.95
Valuation Significantly Undervalued
! 5 Warning Signs
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What is Sonic Healthcare Effective Interest Rate on Debt %?

Sonic Healthcare STU:SAB -1.12% 71 Effective Interest Rate on Debt % is 3.76% as of Dec. 2025. GuruFocus rates STU:SAB with a GF Score™ of 71/100 and a GF Value™ of €19.95 (Significantly Undervalued). The stock has 5 warning signs 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. Sonic Healthcare's annualized positive value of Interest Expense for the quarter that ended in Dec. 2025 was €118 Mil. Sonic Healthcare's average total debt for the quarter that ended in Dec. 2025 was €3,148 Mil. Therefore, Sonic Healthcare's annualized Effective Interest Rate on Debt % for the quarter that ended in Dec. 2025 was 3.76%.


Sonic Healthcare  (STU:SAB) Effective Interest Rate on Debt % Explanation

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


Sonic Healthcare Effective Interest Rate on Debt % Related Terms


Sonic Healthcare Effective Interest Rate on Debt % Historical Data

* Premium members only.

The historical data trend for Sonic Healthcare'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.

Sonic Healthcare Effective Interest Rate on Debt % Chart

Sonic Healthcare Annual Data
Trend Jun16 Jun17 Jun18 Jun19 Jun20 Jun21 Jun22 Jun23 Jun24 Jun25
Effective Interest Rate on Debt %
Get a 7-Day Free Trial Premium Member Only Premium Member Only 1.46 1.70 1.79 2.52 1.82

Sonic Healthcare 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 2.97 3.08 2.86 1.23 3.76

STU:SAB vs TMO, DHR, IDXX: Effective Interest Rate on Debt % Comparison

For the Diagnostics & Research subindustry, Sonic Healthcare'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.


Sonic Healthcare Effective Interest Rate on Debt % vs Medical Diagnostics & Research Industry

For the Medical Diagnostics & Research industry and Healthcare sector, Sonic Healthcare's Effective Interest Rate on Debt % distribution charts can be found below:

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


STU:SAB
71GF Score
Sonic Healthcare Ltd STU:SAB
Effective Interest Rate on Debt % is just one metric. See GF Score™, valuation, warning signs, and more.
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Sonic Healthcare Effective Interest Rate on Debt % Calculation

Sonic Healthcare's annualized Effective Interest Rate on Debt % for the fiscal year that ended in Jun. 2025 is calculated as

Effective Interest Rate on Debt %
=-1  *  Interest Expense/( (Total Debt  (A: Jun. 2024 )+Total Debt  (A: Jun. 2025 ))/ count )
=-1  *  -66.906/( (4444.992+2918.68)/ 2 )
=-1  *  -66.906/3681.836
=1.82 %

where

Total Debt  (A: Jun. 2024 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=4037.225 + 407.767
=4444.992

Total Debt  (A: Jun. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=2658.507 + 260.173
=2918.68

Sonic Healthcare'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  *  -118.226/( (2918.68+3376.435)/ 2 )
=-1  *  -118.226/3147.5575
=3.76 %

where

Total Debt  (Q: Jun. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=2658.507 + 260.173
=2918.68

Total Debt  (Q: Dec. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=2902.833 + 473.602
=3376.435

* 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 3.76% mean?
Sonic Healthcare (STU:SAB) has a Effective Interest Rate on Debt % of 3.76% as of Dec. 2025. Effective interest rate on debt is the rate a company actually pays on its debt. View historical data on Sonic Healthcare and its competitors.
Is Sonic Healthcare's Effective Interest Rate on Debt % too high?
Sonic Healthcare's current Effective Interest Rate on Debt % is 3.76%. Overall, Sonic Healthcare has a GF Score™ of 71/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Sonic Healthcare's Effective Interest Rate on Debt % compare to TMO and DHR?
Sonic Healthcare's Effective Interest Rate on Debt % of 3.76% can be compared against companies in the Medical Diagnostics & Research 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 Medical Diagnostics & Research company?
A good Effective Interest Rate on Debt % depends on the Medical Diagnostics & Research 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 Sonic Healthcare and its competitors. Sonic Healthcare's current Effective Interest Rate on Debt % is 3.76%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Sonic Healthcare stock overvalued right now?
Based on GuruFocus' analysis, Sonic Healthcare (STU:SAB) is currently considered Significantly Undervalued. The stock's GF Value™ is €19.95, compared to a current price of €12.76 — trading 36.1% below its estimated fair value. The current Effective Interest Rate on Debt % is 3.76%. Sonic Healthcare's overall GF Score™ is 71/100 with 5 warning signs 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 Sonic Healthcare (STU:SAB), the current Effective Interest Rate on Debt % is 3.76% 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 Sonic Healthcare (STU:SAB) Overvalued in 2026?

Based on GuruFocus' analysis, Sonic Healthcare stock appears to be undervalued. The current stock price of €12.76 is trading 36.1% below its estimated GF Value™ of €19.95. GuruFocus considers Sonic Healthcare to be Significantly Undervalued.

Key valuation signals for STU:SAB:

  • Effective Interest Rate on Debt %: 3.76%
  • GF Value™: €19.95 vs. price of €12.76 (36.1% below fair value)
  • GF Score™: 71/100 with 5 warning signs

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


Sonic Healthcare Business Description

Address 225 George Street, Level 22, Grosvenor Place, Sydney, NSW, AUS, 2000
Sonic Healthcare is a global pathology provider. It is the largest private operator in Australia, Germany, Switzerland and the UK, the second-largest in Belgium and New Zealand, and the third largest in the US. In addition to pathology, which contributes roughly 85% of group revenue, Sonic is the second-largest player in diagnostic imaging in Australia and the largest operator of medical centers in Australia. The company typically earns about 35% of group revenue in Australia and New Zealand, 25% in the US, and 40% in Europe.
71GF Score

Get the complete analysis for STU:SAB

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

€12.76
Price
€19.95
GF Value