Pinnacle West Capital (FRA:PWC) Effective Interest Rate on Debt %: 3.17% (As of Mar. 2026)

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FRA:PWC Pinnacle West Capital Corp FRA:PWC
76 GF Score
Price €93.44
GF Value €79.14
! 14 Warning Signs
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What is Pinnacle West Capital Effective Interest Rate on Debt %?

Pinnacle West Capital FRA:PWC -1.43% 76 Effective Interest Rate on Debt % is 3.17% as of Mar. 2026. GuruFocus rates FRA:PWC with a GF Score™ of 76/100 and a GF Value™ of €79.14. The stock has 14 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. Pinnacle West Capital's annualized positive value of Interest Expense for the quarter that ended in Mar. 2026 was €401 Mil. Pinnacle West Capital's average total debt for the quarter that ended in Mar. 2026 was €12,655 Mil. Therefore, Pinnacle West Capital's annualized Effective Interest Rate on Debt % for the quarter that ended in Mar. 2026 was 3.17%.


Pinnacle West Capital  (FRA:PWC) Effective Interest Rate on Debt % Explanation

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


Pinnacle West Capital Effective Interest Rate on Debt % Related Terms


Pinnacle West Capital Effective Interest Rate on Debt % Historical Data

* Premium members only.

The historical data trend for Pinnacle West Capital'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.

Pinnacle West Capital Effective Interest Rate on Debt % Chart

Pinnacle West Capital 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 3.19 3.09 3.41 3.61 3.17

Pinnacle West Capital 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 3.22 3.03 3.12 3.20 3.17

FRA:PWC vs OGE, IDA, TXNM: Effective Interest Rate on Debt % Comparison

For the Utilities - Regulated Electric subindustry, Pinnacle West Capital'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.


Pinnacle West Capital Effective Interest Rate on Debt % vs Utilities - Regulated Industry

For the Utilities - Regulated industry and Utilities sector, Pinnacle West Capital's Effective Interest Rate on Debt % distribution charts can be found below:

* The bar in red indicates where Pinnacle West Capital's Effective Interest Rate on Debt % falls into.


FRA:PWC
76GF Score
Pinnacle West Capital Corp FRA:PWC
Effective Interest Rate on Debt % is just one metric. See GF Score™, valuation, warning signs, and more.
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Pinnacle West Capital Effective Interest Rate on Debt % Calculation

Pinnacle West Capital'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  *  -360.361/( (10551.166+12211.886)/ 2 )
=-1  *  -360.361/11381.526
=3.17 %

where

Total Debt  (A: Dec. 2024 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=9148.446 + 1402.72
=10551.166

Total Debt  (A: Dec. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=10891.951 + 1319.935
=12211.886

Pinnacle West Capital'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  *  -401/( (12211.886+13098.942)/ 2 )
=-1  *  -401/12655.414
=3.17 %

where

Total Debt  (Q: Dec. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=10891.951 + 1319.935
=12211.886

Total Debt  (Q: Mar. 2026 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=11948.045 + 1150.897
=13098.942

* 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 3.17% mean?
Pinnacle West Capital (FRA:PWC) has a Effective Interest Rate on Debt % of 3.17% as of Mar. 2026. Effective interest rate on debt is the rate a company actually pays on its debt. View historical data on Pinnacle West Capital and its competitors.
Is Pinnacle West Capital's Effective Interest Rate on Debt % too high?
Pinnacle West Capital's current Effective Interest Rate on Debt % is 3.17%. Overall, Pinnacle West Capital has a GF Score™ of 76/100, reflecting its overall financial health beyond just this single metric.
How does Pinnacle West Capital's Effective Interest Rate on Debt % compare to OGE and IDA?
Pinnacle West Capital's Effective Interest Rate on Debt % of 3.17% can be compared against companies in the Utilities - Regulated 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 an Utilities - Regulated company?
A good Effective Interest Rate on Debt % depends on the Utilities - Regulated 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 Pinnacle West Capital and its competitors. Pinnacle West Capital's current Effective Interest Rate on Debt % is 3.17%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Pinnacle West Capital stock overvalued right now?
Pinnacle West Capital (FRA:PWC) has a current Effective Interest Rate on Debt % of 3.17%. The stock's GF Value™ is €79.14, compared to a current price of €93.44 — trading 18.1% above its estimated fair value. The current Effective Interest Rate on Debt % is 3.17%. Pinnacle West Capital's overall GF Score™ is 76/100 with 14 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 Pinnacle West Capital (FRA:PWC), the current Effective Interest Rate on Debt % is 3.17% 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 Pinnacle West Capital (FRA:PWC) Overvalued in 2026?

Based on GuruFocus' analysis, Pinnacle West Capital stock appears to be overvalued. The current stock price of €93.44 is trading 18.1% above its estimated GF Value™ of €79.14.

Key valuation signals for FRA:PWC:

  • Effective Interest Rate on Debt %: 3.17%
  • GF Value™: €79.14 vs. price of €93.44 (18.1% above fair value)
  • GF Score™: 76/100 with 14 warning signs

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


Pinnacle West Capital Business Description

Other Exchanges PNW:USA0KIT:UK
Address 400 North Fifth Street, P.O. Box 53999, Phoenix, AZ, USA, 85072-3999
Pinnacle West is a holding company whose principal subsidiary is Arizona Public Service, a vertically integrated electric utility serving approximately 1.4 million customers across a 35,000-square-mile territory in central Arizona, including the Phoenix area. APS owns or leases 6.5 gigawatts of power generation capacity, including a 29% ownership stake in one of the largest nuclear plants in the US, Palo Verde. Half of the electricity that APS supplies to customers comes from clean energy sources, including nuclear.
76GF 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.

€93.44
Price
€79.14
GF Value