Kumba Iron Ore (FRA:KUI) Effective Interest Rate on Debt %: 673.43% (As of Dec. 2025)


FRA:KUI Kumba Iron Ore Ltd FRA:KUI
72 GF Score
Price €15.40
GF Value €17.78
Valuation Modestly Undervalued
! 4 Warning Signs
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What is Kumba Iron Ore Effective Interest Rate on Debt %?

Kumba Iron Ore FRA:KUI +1.32% 72 Effective Interest Rate on Debt % is 673.43% as of Dec. 2025. GuruFocus rates FRA:KUI with a GF Score™ of 72/100 and a GF Value™ of €17.78 (Modestly Undervalued). The stock has 4 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. Kumba Iron Ore's annualized positive value of Interest Expense for the quarter that ended in Dec. 2025 was €74 Mil. Kumba Iron Ore's average total debt for the quarter that ended in Dec. 2025 was €11 Mil. Therefore, Kumba Iron Ore's annualized Effective Interest Rate on Debt % for the quarter that ended in Dec. 2025 was 673.43%.


Kumba Iron Ore  (FRA:KUI) Effective Interest Rate on Debt % Explanation

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


Kumba Iron Ore Effective Interest Rate on Debt % Related Terms


Kumba Iron Ore Effective Interest Rate on Debt % Historical Data

* Premium members only.

The historical data trend for Kumba Iron Ore'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.

Kumba Iron Ore Effective Interest Rate on Debt % Chart

Kumba Iron Ore 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 61.24 12.89 9.97 15.89 73.38

Kumba Iron Ore 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 18.44 16.84 31.94 27.80 673.43

FRA:KUI vs NUE, STLD, RS: Effective Interest Rate on Debt % Comparison

For the Steel subindustry, Kumba Iron Ore'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.


Kumba Iron Ore Effective Interest Rate on Debt % vs Steel Industry

For the Steel industry and Basic Materials sector, Kumba Iron Ore's Effective Interest Rate on Debt % distribution charts can be found below:

* The bar in red indicates where Kumba Iron Ore's Effective Interest Rate on Debt % falls into.


FRA:KUI
72GF Score
Kumba Iron Ore Ltd FRA:KUI
Effective Interest Rate on Debt % is just one metric. See GF Score™, valuation, warning signs, and more.
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Kumba Iron Ore Effective Interest Rate on Debt % Calculation

Kumba Iron Ore'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  *  -46.016/( (115.114+10.299)/ 2 )
=-1  *  -46.016/62.7065
=73.38 %

where

Total Debt  (A: Dec. 2024 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=3.669 + 111.445
=115.114

Total Debt  (A: Dec. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=5.53 + 4.769
=10.299

Kumba Iron Ore'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  *  -73.666/( (11.579+10.299)/ 2 )
=-1  *  -73.666/10.939
=673.43 %

where

Total Debt  (Q: Jun. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=5.887 + 5.692
=11.579

Total Debt  (Q: Dec. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=5.53 + 4.769
=10.299

* 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 673.43% mean?
Kumba Iron Ore (FRA:KUI) has a Effective Interest Rate on Debt % of 673.43% as of Dec. 2025. Effective interest rate on debt is the rate a company actually pays on its debt. View historical data on Kumba Iron Ore and its competitors.
Is Kumba Iron Ore's Effective Interest Rate on Debt % too high?
Kumba Iron Ore's current Effective Interest Rate on Debt % is 673.43%. Overall, Kumba Iron Ore has a GF Score™ of 72/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Kumba Iron Ore's Effective Interest Rate on Debt % compare to NUE and STLD?
Kumba Iron Ore's Effective Interest Rate on Debt % of 673.43% can be compared against companies in the Steel 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 Steel company?
A good Effective Interest Rate on Debt % depends on the Steel 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 Kumba Iron Ore and its competitors. Kumba Iron Ore's current Effective Interest Rate on Debt % is 673.43%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Kumba Iron Ore stock overvalued right now?
Based on GuruFocus' analysis, Kumba Iron Ore (FRA:KUI) is currently considered Modestly Undervalued. The stock's GF Value™ is €17.78, compared to a current price of €15.40 — trading 13.4% below its estimated fair value. The current Effective Interest Rate on Debt % is 673.43%. Kumba Iron Ore's overall GF Score™ is 72/100 with 4 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 Kumba Iron Ore (FRA:KUI), the current Effective Interest Rate on Debt % is 673.43% 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 Kumba Iron Ore (FRA:KUI) Overvalued in 2026?

Based on GuruFocus' analysis, Kumba Iron Ore stock appears to be undervalued. The current stock price of €15.40 is trading 13.4% below its estimated GF Value™ of €17.78. GuruFocus considers Kumba Iron Ore to be Modestly Undervalued.

Key valuation signals for FRA:KUI:

  • Effective Interest Rate on Debt %: 673.43%
  • GF Value™: €17.78 vs. price of €15.40 (13.4% below fair value)
  • GF Score™: 72/100 with 4 warning signs

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


Kumba Iron Ore Business Description

Address 144 Oxford Road, Rosebank, Melrose, Johannesburg, GT, ZAF, 2196
Kumba Iron Ore Ltd is engaged in the exploration, mining, processing, blending, and sale of iron ore to the steel industry. The company operates in South Africa, with mining operations in the Northern Cape and Limpopo provinces, as well as a head office in Centurion, Gauteng, and a port operation in Saldanha Bay, Western Cape. The company's flagship asset is the Sishen mine, which it holds a majority stake in, located near the town of Kathu in the Northern Cape Province. The Sishen mine is opencast and produces the bulk of the group's iron ore, which is exported. It also holds an interest in the Kolomela mine. The company also generates revenue from Shipping operations. The majority of the company's revenue is generated from its products.
72GF 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.

€15.40
Price
€17.78
GF Value