PTIX (Protagenic Therapeutics) EPS (Basic): $-3.45 (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 EPS (Basic)?

Protagenic Therapeutics PTIX +8.02% 22 EPS (Basic) is $-3.45 as of Dec. 2025. GuruFocus rates PTIX with a GF Score™ of 22/100. The stock has 2 warning signs investors should review.

Protagenic Therapeutics's basic earnings per share (Basic EPS) for the three months ended in Dec. 2025 was $1.14. Its basic earnings per share (Basic EPS) for the trailing twelve months (TTM) ended in Dec. 2025 was $-3.45.

Protagenic Therapeutics's EPS (Diluted) for the three months ended in Dec. 2025 was $1.14. Its EPS (Diluted) for the trailing twelve months (TTM) ended in Dec. 2025 was $-3.45.

Protagenic Therapeutics's EPS without NRI for the three months ended in Dec. 2025 was $-0.47. Its EPS without NRIearnings per share without non-recurring items for the trailing twelve months (TTM) ended in Dec. 2025 was -4.20.

During the past 3 years, the average EPS without NRI Growth Rate was 3.30% per year. During the past 5 years, the average EPS without NRI Growth Rate was -2.80% per year. During the past 10 years, the average EPS without NRI Growth Rate was 32.30% per year. Please click Growth Rate Calculation Example (GuruFocus) to see how GuruFocus calculates Wal-Mart Stores Inc (WMT)'s revenue growth rate. You can apply the same method to get the EPS without NRI Growth Rate using EPS without NRI data.

During the past 13 years, Protagenic Therapeutics's highest 3-Year average EPS without NRI Growth Rate was 92.90% per year. The lowest was -680.30% per year. And the median was 2.90% per year.

Protagenic Therapeutics  (OTCPK:PTIX) EPS (Basic) Explanation

EPS is the single most important variable used by Wall Street in determining the earnings power of a company. But investors need to be aware that Earnings per Share can be easily manipulated by adjusting depreciation and amortization rate or non-recurring items. That's why GuruFocus lists EPS without NRI, which better reflects the company's underlying performance.

Be Aware

Compared with Earnings per share, a company's cash flow is better indicator of the company's earnings power.

If a company's earnings per share is less than cash flow per share over long term, investors need to be cautious and find out why.

Protagenic Therapeutics EPS (Basic) Related Terms

Protagenic Therapeutics EPS (Basic) Historical Data

* Premium members only.

The historical data trend for Protagenic Therapeutics's EPS (Basic) 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 EPS (Basic) Chart

Protagenic Therapeutics Annual Data
Trend Jun15 Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24
EPS (Basic)
Get a 7-Day Free Trial Premium Member Only Premium Member Only -14.00 -17.36 -11.48 -16.10 -15.82

Protagenic Therapeutics Quarterly Data
Mar21 Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25
EPS (Basic) 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 -3.36 -2.75 -1.37 -0.47 1.14
PTIX
22GF Score
Protagenic Therapeutics Inc PTIX
EPS (Basic) is just one metric. See GF Score™, valuation, warning signs, and more.
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Protagenic Therapeutics EPS (Basic) Calculation

EPS (Basic) is a rough measurement of the amount of a company's profit that can be allocated to one share of its stock. Basic earnings per share (EPS) do not factor in the dilutive effects on convertible securities.

Protagenic Therapeutics's Basic EPS for the fiscal year that ended in Dec. 2024 is calculated as

Basic EPS (A: Dec. 2024 )=(Net Income-Preferred Dividends)/Shares Outstanding (Basic Average)
=(-5.525-0)/0.350
=-15.79

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

Basic EPS (Q: Dec. 2025 )=(Net Income-Preferred Dividends)/Shares Outstanding (Basic Average)
=(2.211-0)/1.935
=1.14

EPS (Basic) 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 $-3.45

* 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 EPS (Basic) →
What does a EPS (Basic) of $-3.45 mean?
Protagenic Therapeutics (PTIX) has a EPS (Basic) of $-3.45 as of Dec. 2025. Earnings per share (basic) equals net income divided by the standard, non-diluted average shares outstanding. View historical data on Protagenic Therapeutics and its competitors.
Is Protagenic Therapeutics' EPS (Basic) too high?
Protagenic Therapeutics' current EPS (Basic) is $-3.45. Overall, Protagenic Therapeutics has a GF Score™ of 22/100, reflecting its overall financial health beyond just this single metric.
How does Protagenic Therapeutics' EPS (Basic) compare to CERO and CYTOF?
Protagenic Therapeutics' EPS (Basic) of $-3.45 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 EPS (Basic) for a Biotechnology company?
A good EPS (Basic) depends on the Biotechnology industry context. However, EPS (Basic) 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 EPS (Basic) mean?
A high EPS (Basic) can signal that a stock is expensive relative to its fundamentals. Earnings per share (basic) equals net income divided by the standard, non-diluted average shares outstanding. View historical data on Protagenic Therapeutics and its competitors. Protagenic Therapeutics's current EPS (Basic) is $-3.45. 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 EPS (Basic) of $-3.45. The current EPS (Basic) is $-3.45. 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 EPS (Basic) calculated?
EPS (Basic) is calculated from a company's financial statements. For Protagenic Therapeutics (PTIX), the current EPS (Basic) is $-3.45 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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$0.18
Price