Monolithic Power Systems (MEX:MPWR) Effective Interest Rate on Debt %: 0.00% (As of Mar. 2026)


MEX:MPWR Monolithic Power Systems Inc MEX:MPWR
95 GF Score
Price MXN23,166.17
GF Value MXN18,369.12
Valuation Modestly Overvalued
! 3 Warning Signs
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What is Monolithic Power Systems Effective Interest Rate on Debt %?

Monolithic Power Systems MEX:MPWR 95 Effective Interest Rate on Debt % is 0.00% as of Mar. 2026. GuruFocus rates MEX:MPWR with a GF Score™ of 95/100 and a GF Value™ of MXN18,369.12 (Modestly Overvalued). 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. Monolithic Power Systems's annualized positive value of Interest Expense for the quarter that ended in Mar. 2026 was MXN0 Mil. Monolithic Power Systems's average total debt for the quarter that ended in Mar. 2026 was MXN360 Mil. Therefore, Monolithic Power Systems's annualized Effective Interest Rate on Debt % for the quarter that ended in Mar. 2026 was 0.00%.


Monolithic Power Systems  (MEX:MPWR) Effective Interest Rate on Debt % Explanation

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


Monolithic Power Systems Effective Interest Rate on Debt % Related Terms


Monolithic Power Systems Effective Interest Rate on Debt % Historical Data

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The historical data trend for Monolithic Power Systems'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.

Monolithic Power Systems Effective Interest Rate on Debt % Chart

Monolithic Power Systems 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 0.00 0.00 0.00 0.00 0.00

Monolithic Power Systems 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

MEX:MPWR vs ALAB, NXPI, MCHP: Effective Interest Rate on Debt % Comparison

For the Semiconductors subindustry, Monolithic Power Systems'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.


Monolithic Power Systems Effective Interest Rate on Debt % vs Semiconductors Industry

For the Semiconductors industry and Technology sector, Monolithic Power Systems's Effective Interest Rate on Debt % distribution charts can be found below:

* The bar in red indicates where Monolithic Power Systems's Effective Interest Rate on Debt % falls into.


MEX:MPWR
95GF Score
Monolithic Power Systems Inc MEX:MPWR
Effective Interest Rate on Debt % is just one metric. See GF Score™, valuation, warning signs, and more.
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Monolithic Power Systems Effective Interest Rate on Debt % Calculation

Monolithic Power Systems'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/( (270.582+359.61)/ 2 )
=-1  *  0/315.096
=0.00 %

where

Total Debt  (A: Dec. 2024 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=270.582 + 0
=270.582

Total Debt  (A: Dec. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=359.61 + 0
=359.61

Monolithic Power Systems'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/( (359.61+360.077)/ 2 )
=-1  *  0/359.8435
=0.00 %

where

Total Debt  (Q: Dec. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=359.61 + 0
=359.61

Total Debt  (Q: Mar. 2026 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=360.077 + 0
=360.077

* 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?
Monolithic Power Systems (MEX:MPWR) 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 Monolithic Power Systems and its competitors.
Is Monolithic Power Systems' Effective Interest Rate on Debt % too high?
Monolithic Power Systems' current Effective Interest Rate on Debt % is 0.00%. Overall, Monolithic Power Systems has a GF Score™ of 95/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Monolithic Power Systems' Effective Interest Rate on Debt % compare to ALAB and NXPI?
Monolithic Power Systems' Effective Interest Rate on Debt % of 0.00% can be compared against companies in the Semiconductors 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 Semiconductors company?
A good Effective Interest Rate on Debt % depends on the Semiconductors 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 Monolithic Power Systems and its competitors. Monolithic Power Systems'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 Monolithic Power Systems stock overvalued right now?
Based on GuruFocus' analysis, Monolithic Power Systems (MEX:MPWR) is currently considered Modestly Overvalued. The stock's GF Value™ is MXN18,369.12, compared to a current price of MXN23,166.17 — trading 26.1% above its estimated fair value. The current Effective Interest Rate on Debt % is 0.00%. Monolithic Power Systems' overall GF Score™ is 95/100 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 Monolithic Power Systems (MEX:MPWR), 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 Monolithic Power Systems (MEX:MPWR) Overvalued in 2026?

Based on GuruFocus' analysis, Monolithic Power Systems stock appears to be overvalued. The current stock price of MXN23,166.17 is trading 26.1% above its estimated GF Value™ of MXN18,369.12. GuruFocus considers Monolithic Power Systems to be Modestly Overvalued.

Key valuation signals for MEX:MPWR:

  • Effective Interest Rate on Debt %: 0.00%
  • GF Value™: MXN18,369.12 vs. price of MXN23,166.17 (26.1% above fair value)
  • GF Score™: 95/100 with 3 warning signs

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


Monolithic Power Systems Business Description

Address 1555 Palm Beach Lakes Boulevard, West Palm Beach, FL, USA, 33401
Monolithic Power Systems is an analog and mixed-signal chipmaker specializing in power management solutions. Its mission is to reduce total energy consumption in end systems. It serves the computing, automotive, industrial, communications, and consumer end markets. MPS uses a fabless manufacturing model, partnering with third-party chip foundries to host its proprietary BCD process technology.
95GF Score

Get the complete analysis for MEX:MPWR

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

MXN23,166.17
Price
MXN18,369.12
GF Value