STP&I PCL (BKK:STPI-R) Effective Interest Rate on Debt %: 4.83% (As of Mar. 2026)


What is STP&I PCL Effective Interest Rate on Debt %?

STP&I PCL BKK:STPI-R 60 Effective Interest Rate on Debt % is 4.83% as of Mar. 2026. GuruFocus rates BKK:STPI-R with a GF Score™ of 60/100. 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. STP&I PCL's annualized positive value of Interest Expense for the quarter that ended in Mar. 2026 was ฿170.90 Mil. STP&I PCL's average total debt for the quarter that ended in Mar. 2026 was ฿3,535.97 Mil. Therefore, STP&I PCL's annualized Effective Interest Rate on Debt % for the quarter that ended in Mar. 2026 was 4.83%.

STP&I PCL  (BKK:STPI-R) Effective Interest Rate on Debt % Explanation

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

STP&I PCL Effective Interest Rate on Debt % Related Terms

STP&I PCL Effective Interest Rate on Debt % Historical Data

* Premium members only.

The historical data trend for STP&I PCL'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.

STP&I PCL Effective Interest Rate on Debt % Chart

STP&I PCL 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 2.79 3.10 3.27 3.75 4.62

STP&I PCL 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 5.03 5.13 5.02 3.22 4.83

BKK:STPI-R vs ATI, CRS, MLI: Effective Interest Rate on Debt % Comparison

For the Metal Fabrication subindustry, STP&I PCL'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.

STP&I PCL Effective Interest Rate on Debt % vs Industrial Products Industry

For the Industrial Products industry and Industrials sector, STP&I PCL's Effective Interest Rate on Debt % distribution charts can be found below:

* The bar in red indicates where STP&I PCL's Effective Interest Rate on Debt % falls into.


STP&I PCL Effective Interest Rate on Debt % Calculation

STP&I PCL'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  *  -185.128/( (4352.787+3662.833)/ 2 )
=-1  *  -185.128/4007.81
=4.62 %

where

Total Debt  (A: Dec. 2024 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=2600.262 + 1752.525
=4352.787

Total Debt  (A: Dec. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=2901.854 + 760.979
=3662.833

STP&I PCL'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  *  -170.9/( (3662.833+3409.114)/ 2 )
=-1  *  -170.9/3535.9735
=4.83 %

where

Total Debt  (Q: Dec. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=2901.854 + 760.979
=3662.833

Total Debt  (Q: Mar. 2026 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=2773.618 + 635.496
=3409.114

* 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 4.83% mean?
STP&I PCL (BKK:STPI-R) has a Effective Interest Rate on Debt % of 4.83% as of Mar. 2026. Effective interest rate on debt is the rate a company actually pays on its debt. View historical data on STP&I PCL and its competitors.
Is STP&I PCL's Effective Interest Rate on Debt % too high?
STP&I PCL's current Effective Interest Rate on Debt % is 4.83%. Overall, STP&I PCL has a GF Score™ of 60/100, reflecting its overall financial health beyond just this single metric.
How does STP&I PCL's Effective Interest Rate on Debt % compare to ATI and CRS?
STP&I PCL's Effective Interest Rate on Debt % of 4.83% can be compared against companies in the Industrial Products 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 Industrial Products company?
A good Effective Interest Rate on Debt % depends on the Industrial Products 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 STP&I PCL and its competitors. STP&I PCL's current Effective Interest Rate on Debt % is 4.83%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is STP&I PCL stock overvalued right now?
STP&I PCL (BKK:STPI-R) has a current Effective Interest Rate on Debt % of 4.83%. The current Effective Interest Rate on Debt % is 4.83%. STP&I PCL's overall GF Score™ is 60/100 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 STP&I PCL (BKK:STPI-R), the current Effective Interest Rate on Debt % is 4.83% 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.

STP&I PCL Business Description

Other Exchanges STPI:Thailand
Address Sukhumvit 21 Road (Asoke), 32/24, 3rd Floor, Sino-Thai Tower, Kwaeng Klongtoey Nua, Khet Wattana, Bangkok, THA, 10110
STP&I PCL is engaged in steel fabrication work, and the manufacture of boilers and pressure vessels. Its products include Steel structure, Piping, Module providing services to engineering, fabrication and construction sectors. The company operates in five reportable segments namely, The fabrication work for construction and industrial purpose, Sale of electricity and servicing of electricity, Rental of property, and production and Distribution of hemp products. It has a business presence in Thailand, Spain, Japan, England, Sri Lanka and other countries.