SPTX (Seaport Therapeutics) Effective Interest Rate on Debt %: 0.00% (As of Dec. 2025)

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SPTX Seaport Therapeutics Inc SPTX
11 GF Score
Price $24.04
! 2 Warning Signs
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What is Seaport Therapeutics Effective Interest Rate on Debt %?

Seaport Therapeutics SPTX -0.99% 11 Effective Interest Rate on Debt % is 0.00% as of Dec. 2025. GuruFocus rates SPTX with a GF Score™ of 11/100. The stock has 2 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. Seaport Therapeutics's annualized positive value of Interest Expense for the quarter that ended in Dec. 2025 was $0.00 Mil. Seaport Therapeutics's average total debt for the quarter that ended in Dec. 2025 was $5.04 Mil. Therefore, Seaport Therapeutics's annualized Effective Interest Rate on Debt % for the quarter that ended in Dec. 2025 was 0.00%.


Seaport Therapeutics  (NAS:SPTX) Effective Interest Rate on Debt % Explanation

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


Seaport Therapeutics Effective Interest Rate on Debt % Related Terms


Seaport Therapeutics Effective Interest Rate on Debt % Historical Data

* Premium members only.

The historical data trend for Seaport Therapeutics'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.

Seaport Therapeutics Effective Interest Rate on Debt % Chart

Seaport Therapeutics Annual Data
Trend Dec24 Dec25
Effective Interest Rate on Debt %
0.00 0.00

Seaport Therapeutics Semi-Annual Data
Dec24 Dec25
Effective Interest Rate on Debt % 0.00 0.00

SPTX vs SVRA, DRTS, FBRX: Effective Interest Rate on Debt % Comparison

For the Biotechnology subindustry, Seaport Therapeutics'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.


Seaport Therapeutics Effective Interest Rate on Debt % vs Biotechnology Industry

For the Biotechnology industry and Healthcare sector, Seaport Therapeutics's Effective Interest Rate on Debt % distribution charts can be found below:

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


SPTX
11GF Score
Seaport Therapeutics Inc SPTX
Effective Interest Rate on Debt % is just one metric. See GF Score™, valuation, warning signs, and more.
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Seaport Therapeutics Effective Interest Rate on Debt % Calculation

Seaport Therapeutics'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/( (5.006+5.081)/ 2 )
=-1  *  0/5.0435
=0.00 %

where

Total Debt  (A: Dec. 2024 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=4.149 + 0.857
=5.006

Total Debt  (A: Dec. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=3.444 + 1.637
=5.081

Seaport Therapeutics'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: Dec. 2024 )+Total Debt  (Q: Dec. 2025 ))/ count )
=-1  *  0/( (5.006+5.081)/ 2 )
=-1  *  0/5.0435
=0.00 %

where

Total Debt  (Q: Dec. 2024 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=4.149 + 0.857
=5.006

Total Debt  (Q: Dec. 2025 )
=Long-Term Debt & Capital Lease Obligation + Short-Term Debt & Capital Lease Obligation
=3.444 + 1.637
=5.081

* 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 one times the 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 0.00% mean?
Seaport Therapeutics (SPTX) has a Effective Interest Rate on Debt % of 0.00% as of Dec. 2025. Effective interest rate on debt is the rate a company actually pays on its debt. View historical data on Seaport Therapeutics and its competitors.
Is Seaport Therapeutics' Effective Interest Rate on Debt % too high?
Seaport Therapeutics' current Effective Interest Rate on Debt % is 0.00%. Overall, Seaport Therapeutics has a GF Score™ of 11/100, reflecting its overall financial health beyond just this single metric.
How does Seaport Therapeutics' Effective Interest Rate on Debt % compare to SVRA and DRTS?
Seaport Therapeutics' Effective Interest Rate on Debt % of 0.00% can be compared against companies in the Biotechnology 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 Biotechnology company?
A good Effective Interest Rate on Debt % depends on the Biotechnology 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 Seaport Therapeutics and its competitors. Seaport Therapeutics'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 Seaport Therapeutics stock overvalued right now?
Seaport Therapeutics (SPTX) has a current Effective Interest Rate on Debt % of 0.00%. The current Effective Interest Rate on Debt % is 0.00%. Seaport Therapeutics' overall GF Score™ is 11/100 with 2 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 Seaport Therapeutics (SPTX), the current Effective Interest Rate on Debt % is 0.00% 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.

Seaport Therapeutics Business Description

Address 101 Seaport Boulevard, Floor 12, Boston, MA, USA, 02210
Seaport Therapeutics Inc is a clinical-stage therapeutics company. The company focuses on invention and development of new medicines for patients with depression, anxiety, and other debilitating neuropsychiatric disorders. The company identified clinically validated mechanisms with established efficacy and safety profiles, historically limited by high first-pass metabolism, low bioavailability, and side effects. The company's pipeline products are based on Glyph, company's lymphatic-targeting prodrug technology is designed to bypass first-pass metabolism and thereby enhance a drug's oral bioavailability and reduce side effects.
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