ISTR (Investar Holding) Effective Interest Rate on Debt %: 44.94% (As of Jun. 2026)

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ISTR Investar Holding Corp ISTR
54 GF Score
Price $30.31
GF Value $21.18
Valuation Significantly Overvalued
! 6 Warning Signs
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What is Investar Holding Effective Interest Rate on Debt %?

Investar Holding ISTR +0.66% 54 Effective Interest Rate on Debt % is 44.94% as of Jun. 2026. GuruFocus rates ISTR with a GF Score™ of 54/100 and a GF Value™ of $21.18 (Significantly Overvalued). The stock has 6 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. Investar Holding's annualized positive value of Interest Expense for the quarter that ended in Jun. 2026 was $79.0 Mil. Investar Holding's average total debt for the quarter that ended in Jun. 2026 was $175.8 Mil. Therefore, Investar Holding's annualized Effective Interest Rate on Debt % for the quarter that ended in Jun. 2026 was 44.94%.


Investar Holding  (NAS:ISTR) Effective Interest Rate on Debt % Explanation

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


Investar Holding Effective Interest Rate on Debt % Related Terms


Investar Holding Effective Interest Rate on Debt % Historical Data

* Premium members only.

The historical data trend for Investar Holding'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.

Investar Holding Effective Interest Rate on Debt % Chart

Investar Holding 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 7.84 5.19 22.74 87.66 54.00

Investar Holding Quarterly Data
Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26 Jun26
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 69.47 70.45 54.59 51.79 44.94

ISTR vs NEWT, AVBC, PCB: Effective Interest Rate on Debt % Comparison

For the Banks - Regional subindustry, Investar Holding'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.


Investar Holding Effective Interest Rate on Debt % vs Banks Industry

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

* The bar in red indicates where Investar Holding's Effective Interest Rate on Debt % falls into.


ISTR
54GF Score
Investar Holding Corp ISTR
Effective Interest Rate on Debt % is just one metric. See GF Score™, valuation, warning signs, and more.
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Investar Holding Effective Interest Rate on Debt % Calculation

Investar Holding'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  *  -63.243/( (92.645+141.568)/ 2 )
=-1  *  -63.243/117.1065
=54.00 %

where

Total Debt  (A: Dec. 2024 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=92.645 + 0
=92.645

Total Debt  (A: Dec. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=141.568 + 0
=141.568

Investar Holding's annualized Effective Interest Rate on Debt % for the quarter that ended in Jun. 2026 is calculated as

Effective Interest Rate on Debt %
=-1  *  Interest Expense/( (Total Debt  (Q: Mar. 2026 )+Total Debt  (Q: Jun. 2026 ))/ count )
=-1  *  -79/( (175.8+175.753)/ 2 )
=-1  *  -79/175.7765
=44.94 %

where

Total Debt  (Q: Jun. 2026 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=175.753 + 0
=175.753

* 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 (Jun. 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 44.94% mean?
Investar Holding (ISTR) has a Effective Interest Rate on Debt % of 44.94% as of Jun. 2026. Effective interest rate on debt is the rate a company actually pays on its debt. View historical data on Investar Holding and its competitors.
Is Investar Holding's Effective Interest Rate on Debt % too high?
Investar Holding's current Effective Interest Rate on Debt % is 44.94%. Overall, Investar Holding has a GF Score™ of 54/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Investar Holding's Effective Interest Rate on Debt % compare to NEWT and AVBC?
Investar Holding's Effective Interest Rate on Debt % of 44.94% 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 Investar Holding and its competitors. Investar Holding's current Effective Interest Rate on Debt % is 44.94%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Investar Holding stock overvalued right now?
Based on GuruFocus' analysis, Investar Holding (ISTR) is currently considered Significantly Overvalued. The stock's GF Value™ is $21.18, compared to a current price of $30.31 — trading 43.1% above its estimated fair value. The current Effective Interest Rate on Debt % is 44.94%. Investar Holding's overall GF Score™ is 54/100 with 6 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 Investar Holding (ISTR), the current Effective Interest Rate on Debt % is 44.94% as of Jun. 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 Investar Holding (ISTR) Overvalued in 2026?

Based on GuruFocus' analysis, Investar Holding stock appears to be overvalued. The current stock price of $30.31 is trading 43.1% above its estimated GF Value™ of $21.18. GuruFocus considers Investar Holding to be Significantly Overvalued.

Key valuation signals for ISTR:

  • Effective Interest Rate on Debt %: 44.94%
  • GF Value™: $21.18 vs. price of $30.31 (43.1% above fair value)
  • GF Score™: 54/100 with 6 warning signs

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


Investar Holding Business Description

Address 10500 Coursey Boulevard, Baton Rouge, LA, USA, 70816
Investar Holding Corp is a U.S.-based financial holding company. Through its subsidiaries, it offers a variety of commercial and retail lending products throughout its market areas, including business loans to small to medium-sized businesses, as well as loans to individuals. It has business operations spread across the United States and serves its customers through several service branches. The bank also offers cashier's checks, direct deposit of payroll and Social Security checks, night depository, bank-by-mail, automated teller machines with deposit automation, and debit cards.
54GF Score

Get the complete analysis for ISTR

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

$30.31
Price
$21.18
GF Value