Taipei Star Bank (ROCO:5863) Effective Interest Rate on Debt %: 81.22% (As of Dec. 2025)

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

ROCO:5863 Taipei Star Bank ROCO:5863
60 GF Score
Price NT$11.30
GF Value NT$14.33
Valuation Modestly Undervalued
! 3 Warning Signs
View Full Analysis

What is Taipei Star Bank Effective Interest Rate on Debt %?

Taipei Star Bank ROCO:5863 -0.88% 60 Effective Interest Rate on Debt % is 81.22% as of Dec. 2025. GuruFocus rates ROCO:5863 with a GF Score™ of 60/100 and a GF Value™ of NT$14.33 (Modestly Undervalued). 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. Taipei Star Bank's annualized positive value of Interest Expense for the quarter that ended in Dec. 2025 was NT$1,242 Mil. Taipei Star Bank's average total debt for the quarter that ended in Dec. 2025 was NT$1,529 Mil. Therefore, Taipei Star Bank's annualized Effective Interest Rate on Debt % for the quarter that ended in Dec. 2025 was 81.22%.


Taipei Star Bank  (ROCO:5863) Effective Interest Rate on Debt % Explanation

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


Taipei Star Bank Effective Interest Rate on Debt % Related Terms


Taipei Star Bank Effective Interest Rate on Debt % Historical Data

* Premium members only.

The historical data trend for Taipei Star Bank'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.

Taipei Star Bank Effective Interest Rate on Debt % Chart

Taipei Star Bank 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 18.25 28.16 55.32 80.17 79.95

Taipei Star Bank Semi-Annual Data
Jun16 Dec16 Jun17 Dec17 Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
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 66.96 77.95 88.81 91.03 81.22

ROCO:5863 vs PNC, USB: Effective Interest Rate on Debt % Comparison

For the Banks - Regional subindustry, Taipei Star Bank'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.


Taipei Star Bank Effective Interest Rate on Debt % vs Banks Industry

For the Banks industry and Financial Services sector, Taipei Star Bank's Effective Interest Rate on Debt % distribution charts can be found below:

* The bar in red indicates where Taipei Star Bank's Effective Interest Rate on Debt % falls into.


ROCO:5863
60GF Score
Taipei Star Bank ROCO:5863
Effective Interest Rate on Debt % is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Taipei Star Bank Effective Interest Rate on Debt % Calculation

Taipei Star Bank'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  *  -1227.011/( (1337.476+1732.127)/ 2 )
=-1  *  -1227.011/1534.8015
=79.95 %

where

Total Debt  (A: Dec. 2024 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=1337.476 + 0
=1337.476

Total Debt  (A: Dec. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=1732.127 + 0
=1732.127

Taipei Star Bank's annualized Effective Interest Rate on Debt % for the quarter that ended in Dec. 2025 is calculated as

Effective Interest Rate on Debt %
=-1  *  Interest Expense/( (Total Debt  (Q: Jun. 2025 )+Total Debt  (Q: Dec. 2025 ))/ count )
=-1  *  -1241.792/( (1325.787+1732.127)/ 2 )
=-1  *  -1241.792/1528.957
=81.22 %

where

Total Debt  (Q: Jun. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=1325.787 + 0
=1325.787

Total Debt  (Q: Dec. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=1732.127 + 0
=1732.127

* 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 two times the semi-annual (Dec. 2025) 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 81.22% mean?
Taipei Star Bank (ROCO:5863) has a Effective Interest Rate on Debt % of 81.22% as of Dec. 2025. Effective interest rate on debt is the rate a company actually pays on its debt. View historical data on Taipei Star Bank and its competitors.
Is Taipei Star Bank's Effective Interest Rate on Debt % too high?
Taipei Star Bank's current Effective Interest Rate on Debt % is 81.22%. Overall, Taipei Star Bank has a GF Score™ of 60/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Taipei Star Bank's Effective Interest Rate on Debt % compare to PNC and USB?
Taipei Star Bank's Effective Interest Rate on Debt % of 81.22% can be compared against companies in the Banks 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 Banks company?
A good Effective Interest Rate on Debt % depends on the Banks 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 Taipei Star Bank and its competitors. Taipei Star Bank's current Effective Interest Rate on Debt % is 81.22%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Taipei Star Bank stock overvalued right now?
Based on GuruFocus' analysis, Taipei Star Bank (ROCO:5863) is currently considered Modestly Undervalued. The stock's GF Value™ is NT$14.33, compared to a current price of NT$11.30 — trading 21.1% below its estimated fair value. The current Effective Interest Rate on Debt % is 81.22%. Taipei Star Bank's overall GF Score™ is 60/100 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 Taipei Star Bank (ROCO:5863), the current Effective Interest Rate on Debt % is 81.22% as of Dec. 2025. 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 Taipei Star Bank (ROCO:5863) Overvalued in 2026?

Based on GuruFocus' analysis, Taipei Star Bank stock appears to be undervalued. The current stock price of NT$11.30 is trading 21.1% below its estimated GF Value™ of NT$14.33. GuruFocus considers Taipei Star Bank to be Modestly Undervalued.

Key valuation signals for ROCO:5863:

  • Effective Interest Rate on Debt %: 81.22%
  • GF Value™: NT$14.33 vs. price of NT$11.30 (21.1% below fair value)
  • GF Score™: 60/100 with 3 warning signs

No single metric tells the full story. See the ROCO:5863 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Taipei Star Bank Business Description

Address No.133, Sector 2, Yanping N. Road, Datong District, Taipei City, TWN, 103
Taipei Star Bank is engaged in banking activities. It provides services of business loans, mortgages, checking deposits, demand deposits, and foreign currency trading business.
60GF Score

Get the complete analysis for ROCO:5863

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

NT$11.30
Price
NT$14.33
GF Value