PTIX (Protagenic Therapeutics) Interest Expense: $-0.18 Mil (TTM As of Dec. 2025)

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PTIX Protagenic Therapeutics Inc PTIX
22 GF Score
Price $0.18
! 2 Warning Signs
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What is Protagenic Therapeutics Interest Expense?

Protagenic Therapeutics PTIX +8.02% 22 Interest Expense is $-0.18 Mil as of Dec. 2025. GuruFocus rates PTIX with a GF Score™ of 22/100. The stock has 2 warning signs investors should review.

Interest Expense is the amount reported by a company or individual as an expense for borrowed money. Protagenic Therapeutics's interest expense for the three months ended in Dec. 2025 was $ 0.02 Mil. Its interest expense for the trailing twelve months (TTM) ended in Dec. 2025 was $-0.18 Mil.

Interest Coverage is a ratio that determines how easily a company can pay interest expenses on outstanding debt. It is calculated by dividing a company's Operating Income(EBIT) by its Interest Expense. Protagenic Therapeutics's Operating Income for the three months ended in Dec. 2025 was $ -0.93 Mil. Protagenic Therapeutics's Interest Expense for the three months ended in Dec. 2025 was $ 0.02 Mil. Protagenic Therapeutics did not have earnings to cover the interest expense. The higher the ratio, the stronger the company's financial strength is. Note: If both Interest Expense and Interest Income are empty, while Net Interest Income is negative, then use Net Interest Income as Interest Expense.

Protagenic Therapeutics  (OTCPK:PTIX) Interest Expense Explanation

Interest Coverage is a ratio that determines how easily a company can pay interest expenses on outstanding debt. It is calculated by dividing a company's Operating Income (EBIT) by its Interest Expense. The higher, the better.

Note: If both Interest Expense and Interest Income are empty, while Net Interest Income is negative, then use Net Interest Income as Interest Expense.

Protagenic Therapeutics's Interest Expense for the three months ended in Dec. 2025 was $0.02 Mil. Its Operating Income for the three months ended in Dec. 2025 was $-0.93 Mil. And its Long-Term Debt & Capital Lease Obligation for the three months ended in Dec. 2025 was $0.00 Mil.

Protagenic Therapeutics's Interest Coverage for the quarter that ended in Dec. 2025 is calculated as

* 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.

The higher the ratio, the stronger the company's financial strength is.

Protagenic Therapeutics Interest Expense Historical Data

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The historical data trend for Protagenic Therapeutics's Interest Expense 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.

Protagenic Therapeutics Interest Expense Chart

Protagenic Therapeutics Annual Data
Trend Jun15 Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24
Interest Expense
Get a 7-Day Free Trial Premium Member Only Premium Member Only -0.25 -0.50 -0.14 -0.11 0.00

Protagenic Therapeutics Quarterly Data
Mar21 Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25
Interest Expense 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 0.00 0.00 -0.24 0.04 0.02
PTIX
22GF Score
Protagenic Therapeutics Inc PTIX
Interest Expense is just one metric. See GF Score™, valuation, warning signs, and more.
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Protagenic Therapeutics Interest Expense Calculation

Interest Expense is the amount reported by a company or individual as an expense for borrowed money.

Interest Expense for the trailing twelve months (TTM) ended in Dec. 2025 adds up the quarterly data reported by the company within the most recent 12 months, which was $-0.18 Mil.

* 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.

Frequently Asked Questions Learn more about Interest Expense →
What does a Interest Expense of $-0.18 Mil mean?
Protagenic Therapeutics (PTIX) has a Interest Expense of $-0.18 Mil as of Dec. 2025. Interest Expense is the amount a company pays on its long-term debt. View historical data on Protagenic Therapeutics and its competitors.
Is Protagenic Therapeutics' Interest Expense too high?
Protagenic Therapeutics' current Interest Expense is $-0.18 Mil. Overall, Protagenic Therapeutics has a GF Score™ of 22/100, reflecting its overall financial health beyond just this single metric.
How does Protagenic Therapeutics' Interest Expense compare to CERO and CYTOF?
Protagenic Therapeutics' Interest Expense of $-0.18 Mil 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 Interest Expense for a Biotechnology company?
A good Interest Expense depends on the Biotechnology industry context. However, Interest Expense 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 Interest Expense mean?
A high Interest Expense can signal that a stock is expensive relative to its fundamentals. Interest Expense is the amount a company pays on its long-term debt. View historical data on Protagenic Therapeutics and its competitors. Protagenic Therapeutics's current Interest Expense is $-0.18 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Protagenic Therapeutics stock overvalued right now?
Protagenic Therapeutics (PTIX) has a current Interest Expense of $-0.18 Mil. The current Interest Expense is $-0.18 Mil. Protagenic Therapeutics' overall GF Score™ is 22/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Interest Expense calculated?
Interest Expense is calculated from a company's financial statements. For Protagenic Therapeutics (PTIX), the current Interest Expense is $-0.18 Mil 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.

Protagenic Therapeutics Business Description

Address 149 Fifth Avenue, Suite 500, New York, NY, USA, 10010
Protagenic Therapeutics Inc is a biopharmaceutical company focused on the discovery and development of therapeutics to treat stress-related neuropsychiatric and mood disorders. It provides treatments for mood, anxiety, depression, and neurodegenerative disorders by using peptide-based and brain-active therapeutics. The company's main compound, PT00114, is a synthetic form of Teneurin Carboxy-terminal Associated Peptide, an endogenous brain signaling peptide that can dampen overactive stress responses. It has also created a portfolio of novel neuropeptides that are in various stages of development and preclinical evaluation for the treatment of mood disorders.
22GF Score

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