O'Reilly Automotive (LTS:0KAB) Effective Interest Rate on Debt %: 2.91% (As of Mar. 2026)

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LTS:0KAB O'Reilly Automotive Inc LTS:0KAB
91 GF Score
Price $91.12
GF Value $96.03
Valuation Fairly Valued
! 3 Warning Signs
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What is O'Reilly Automotive Effective Interest Rate on Debt %?

O'Reilly Automotive LTS:0KAB +5.70% 91 Effective Interest Rate on Debt % is 2.91% as of Mar. 2026. GuruFocus rates LTS:0KAB with a GF Score™ of 91/100 and a GF Value™ of $96.03 (Fairly Valued). The stock has 3 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. O'Reilly Automotive's annualized positive value of Interest Expense for the quarter that ended in Mar. 2026 was $251 Mil. O'Reilly Automotive's average total debt for the quarter that ended in Mar. 2026 was $8,611 Mil. Therefore, O'Reilly Automotive's annualized Effective Interest Rate on Debt % for the quarter that ended in Mar. 2026 was 2.91%.


O'Reilly Automotive  (LTS:0KAB) Effective Interest Rate on Debt % Explanation

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


O'Reilly Automotive Effective Interest Rate on Debt % Related Terms


O'Reilly Automotive Effective Interest Rate on Debt % Historical Data

* Premium members only.

The historical data trend for O'Reilly Automotive'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.

O'Reilly Automotive Effective Interest Rate on Debt % Chart

O'Reilly Automotive 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 2.41 2.54 2.80 2.82 2.86

O'Reilly Automotive Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
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 2.87 2.79 2.85 2.87 2.91

LTS:0KAB vs AZO, GPC, BWA: Effective Interest Rate on Debt % Comparison

For the Auto Parts subindustry, O'Reilly Automotive'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.


O'Reilly Automotive Effective Interest Rate on Debt % vs Vehicles & Parts Industry

For the Vehicles & Parts industry and Consumer Cyclical sector, O'Reilly Automotive's Effective Interest Rate on Debt % distribution charts can be found below:

* The bar in red indicates where O'Reilly Automotive's Effective Interest Rate on Debt % falls into.


LTS:0KAB
91GF Score
O'Reilly Automotive Inc LTS:0KAB
Effective Interest Rate on Debt % is just one metric. See GF Score™, valuation, warning signs, and more.
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O'Reilly Automotive Effective Interest Rate on Debt % Calculation

O'Reilly Automotive'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  *  -235.064/( (7920.85+8491.499)/ 2 )
=-1  *  -235.064/8206.1745
=2.86 %

where

Total Debt  (A: Dec. 2024 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=7501.637 + 419.213
=7920.85

Total Debt  (A: Dec. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=8051.592 + 439.907
=8491.499

O'Reilly Automotive's annualized Effective Interest Rate on Debt % for the quarter that ended in Mar. 2026 is calculated as

Effective Interest Rate on Debt %
=-1  *  Interest Expense/( (Total Debt  (Q: Dec. 2025 )+Total Debt  (Q: Mar. 2026 ))/ count )
=-1  *  -250.98/( (8491.499+8731.225)/ 2 )
=-1  *  -250.98/8611.362
=2.91 %

where

Total Debt  (Q: Dec. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=8051.592 + 439.907
=8491.499

Total Debt  (Q: Mar. 2026 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=8285.809 + 445.416
=8731.225

* 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 four times the quarterly (Mar. 2026) 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 2.91% mean?
O'Reilly Automotive (LTS:0KAB) has a Effective Interest Rate on Debt % of 2.91% as of Mar. 2026. Effective interest rate on debt is the rate a company actually pays on its debt. View historical data on O'Reilly Automotive and its competitors.
Is O'Reilly Automotive's Effective Interest Rate on Debt % too high?
O'Reilly Automotive's current Effective Interest Rate on Debt % is 2.91%. Overall, O'Reilly Automotive has a GF Score™ of 91/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does O'Reilly Automotive's Effective Interest Rate on Debt % compare to AZO and GPC?
O'Reilly Automotive's Effective Interest Rate on Debt % of 2.91% can be compared against companies in the Vehicles & Parts 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 Vehicles & Parts company?
A good Effective Interest Rate on Debt % depends on the Vehicles & Parts 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 O'Reilly Automotive and its competitors. O'Reilly Automotive's current Effective Interest Rate on Debt % is 2.91%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is O'Reilly Automotive stock overvalued right now?
Based on GuruFocus' analysis, O'Reilly Automotive (LTS:0KAB) is currently considered Fairly Valued. The stock's GF Value™ is $96.03, compared to a current price of $91.12 — trading 5.1% below its estimated fair value. The current Effective Interest Rate on Debt % is 2.91%. O'Reilly Automotive's overall GF Score™ is 91/100 with 3 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 O'Reilly Automotive (LTS:0KAB), the current Effective Interest Rate on Debt % is 2.91% as of Mar. 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 O'Reilly Automotive (LTS:0KAB) Overvalued in 2026?

Based on GuruFocus' analysis, O'Reilly Automotive stock appears to be undervalued. The current stock price of $91.12 is trading 5.1% below its estimated GF Value™ of $96.03. GuruFocus considers O'Reilly Automotive to be Fairly Valued.

Key valuation signals for LTS:0KAB:

  • Effective Interest Rate on Debt %: 2.91%
  • GF Value™: $96.03 vs. price of $91.12 (5.1% below fair value)
  • GF Score™: 91/100 with 3 warning signs

No single metric tells the full story. See the LTS:0KAB stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


O'Reilly Automotive Business Description

Address 233 South Patterson Avenue, Springfield, MO, USA, 65802
Founded in 1957, O'Reilly Auto Parts is one of the largest specialty retailers of automotive aftermarket parts, tools, supplies, equipment, and accessories, serving both DIY and professional customers. The company operates nearly 6,600 stores across 48 US states, Puerto Rico, Mexico, and Canada. In fiscal 2025, O'Reilly generated nearly $18 billion in sales, with its dual market strategy yielding a balanced revenue mix, split between retail DIY customers (49%) and professional service orders (49%). The balance of its sales is derived from noncore categories, including wholesale distribution to independent parts distributors, heavy-shop equipment sales, and value-added services.
91GF Score

Get the complete analysis for LTS:0KAB

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

$91.12
Price
$96.03
GF Value