STAA (Staar Surgical Co) Effective Interest Rate on Debt %: 0.00% (As of Mar. 2026)


STAA Staar Surgical Co STAA
83 GF Score
Price $26.55
GF Value $31.71
Valuation Modestly Undervalued
! 5 Warning Signs
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What is Staar Surgical Co Effective Interest Rate on Debt %?

Staar Surgical Co STAA -2.85% 83 Effective Interest Rate on Debt % is 0.00% as of Mar. 2026. GuruFocus rates STAA with a GF Score™ of 83/100 and a GF Value™ of $31.71 (Modestly 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. Staar Surgical Co's annualized positive value of Interest Expense for the quarter that ended in Mar. 2026 was $0.0 Mil. Staar Surgical Co's average total debt for the quarter that ended in Mar. 2026 was $37.8 Mil. Therefore, Staar Surgical Co's annualized Effective Interest Rate on Debt % for the quarter that ended in Mar. 2026 was 0.00%.

Staar Surgical Co  (NAS:STAA) Effective Interest Rate on Debt % Explanation

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

Staar Surgical Co Effective Interest Rate on Debt % Related Terms

Staar Surgical Co Effective Interest Rate on Debt % Historical Data

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The historical data trend for Staar Surgical Co'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.

Staar Surgical Co Effective Interest Rate on Debt % Chart

Staar Surgical Co 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 0.18 0.00 0.00 0.00 0.00

Staar Surgical Co 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 0.00 0.00 0.00 0.00 0.00

STAA vs BLFS, ATRC, KMTS: Effective Interest Rate on Debt % Comparison

For the Medical Instruments & Supplies subindustry, Staar Surgical Co'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.

Staar Surgical Co Effective Interest Rate on Debt % vs Medical Devices & Instruments Industry

For the Medical Devices & Instruments industry and Healthcare sector, Staar Surgical Co's Effective Interest Rate on Debt % distribution charts can be found below:

* The bar in red indicates where Staar Surgical Co's Effective Interest Rate on Debt % falls into.


STAA
83GF Score
Staar Surgical Co STAA
Effective Interest Rate on Debt % is just one metric. See GF Score™, valuation, warning signs, and more.
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Staar Surgical Co Effective Interest Rate on Debt % Calculation

Staar Surgical Co'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  *  0/( (38.743+38.353)/ 2 )
=-1  *  0/38.548
=0.00 %

where

Total Debt  (A: Dec. 2024 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=34.807 + 3.936
=38.743

Total Debt  (A: Dec. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=32.481 + 5.872
=38.353

Staar Surgical Co'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  *  0/( (38.353+37.291)/ 2 )
=-1  *  0/37.822
=0.00 %

where

Total Debt  (Q: Dec. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=32.481 + 5.872
=38.353

Total Debt  (Q: Mar. 2026 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=31.189 + 6.102
=37.291

* 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 0.00% mean?
Staar Surgical Co (STAA) has a Effective Interest Rate on Debt % of 0.00% as of Mar. 2026. Effective interest rate on debt is the rate a company actually pays on its debt. View historical data on Staar Surgical Co and its competitors.
Is Staar Surgical Co's Effective Interest Rate on Debt % too high?
Staar Surgical Co's current Effective Interest Rate on Debt % is 0.00%. Overall, Staar Surgical Co has a GF Score™ of 83/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Staar Surgical Co's Effective Interest Rate on Debt % compare to BLFS and ATRC?
Staar Surgical Co's Effective Interest Rate on Debt % of 0.00% can be compared against companies in the Medical Devices & Instruments 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 Devices & Instruments company?
A good Effective Interest Rate on Debt % depends on the Medical Devices & Instruments 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 Staar Surgical Co and its competitors. Staar Surgical Co's current Effective Interest Rate on Debt % is 0.00%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Staar Surgical Co stock overvalued right now?
Based on GuruFocus' analysis, Staar Surgical Co (STAA) is currently considered Modestly Undervalued. The stock's GF Value™ is $31.71, compared to a current price of $26.55 — trading 16.3% below its estimated fair value. The current Effective Interest Rate on Debt % is 0.00%. Staar Surgical Co's overall GF Score™ is 83/100 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 Staar Surgical Co (STAA), the current Effective Interest Rate on Debt % is 0.00% 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 Staar Surgical Co (STAA) Overvalued in 2026?

Based on GuruFocus' analysis, Staar Surgical Co stock appears to be undervalued. The current stock price of $26.55 is trading 16.3% below its estimated GF Value™ of $31.71. GuruFocus considers Staar Surgical Co to be Modestly Undervalued.

Key valuation signals for STAA:

  • Effective Interest Rate on Debt %: 0.00%
  • GF Value™: $31.71 vs. price of $26.55 (16.3% below fair value)
  • GF Score™: 83/100 with 5 warning signs

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

Staar Surgical Co Business Description

Other Exchanges SR3:Germany
Address 25510 Commercentre Drive, Lake Forest, CA, USA, 92630
Staar Surgical Co is a manufacturer of lenses. It designs, develops, manufactures, and sells implantable lenses for the eye and delivery systems used to deliver the lenses into the eye. The company offers two types of products: Implantable Collamer lenses (ICL), which are used in refractive surgery. The company generates almost all of its revenue from the sale of its ICL products. Geographically, the company generates key revenue from Foreign sales.
83GF 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.

$26.55
Price
$31.71
GF Value