PTIX - Protagenic Therapeutics, Inc. Stock Price, Fair Value and News

$1.80-0.09 (-4.76%)

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PTIX Price Action

Last 7 days

-19.3%

Last 30 days

-20%

Last 90 days

-41.9%

Trailing 12 Months

-76.6%

PTIX RSI Chart

PTIX Valuation

Market Cap

3.5M

Price/Earnings (Trailing)

-0.34

Price/Sales (Trailing)

0.1

EV/EBITDA

-0.12

Price/Free Cashflow

-0.69

PTIX Price/Sales (Trailing)

The Good, Bad and Ugly

Growth

Profitability

Size

Dilution Risk

Balance Sheet

Momentum

Funds Popularity

Insider Trading

PTIX Fundamentals

PTIX Revenue

PTIX Earnings

Earnings (TTM)

-10.2M

Earnings Growth (Yr)

-35.69%

Earnings Growth (Qtr)

82.81%

PTIX Profitability

EBT Margin

-26.45%

Return on Equity

217.06%

Return on Assets

-203.94%

Free Cashflow Yield

-144.63%

PTIX Investor Care

Shares Dilution (1Y)

298.66%

Diluted EPS (TTM)

-12.95

Revenue & Growth

Historical Charts for Stock Metrics

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Net sales

Year	Q1	Q2	Q3	Q4
2025	0	0	0	0
2011	0	0	38.6M	0
2010	0	0	0	0

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About Protagenic Therapeutics, Inc.

Protagenic Therapeutics, Inc., a biopharmaceutical company, engages in the discovery and development of therapeutics to treat stress-related neuropsychiatric and mood disorders. The company's lead compound comprises PT00114, a synthetic form of teneurin carboxy-terminal associated peptide, an endogenous brain signaling peptide that can dampen overactive stress responses. Protagenic Therapeutics, Inc. is headquartered in New York, New York.

WEBSITE	protagenic.com
SECTOR	Healthcare
INDUSTRY	Biotechnology

Protagenic Therapeutics, Inc. Frequently Asked Questions

What is the ticker symbol for Protagenic Therapeutics, Inc.? What does PTIX stand for in stocks?

PTIX is the stock ticker symbol of Protagenic Therapeutics, Inc.. Every public company that trades on a stock exchange gets a ticker symbol.

What is the market capital of Protagenic Therapeutics, Inc. (PTIX)?

As of Wed Dec 03 2025, market cap of Protagenic Therapeutics, Inc. is 3.48 Million. The market capitalization is calculated by multiplying the stock price with the number of shares outstanding.

What is the fair value of PTIX stock?

You can check PTIX's fair value in chart for subscribers.

Is Protagenic Therapeutics, Inc. a good stock to buy?

The fair value guage provides a quick view whether PTIX is over valued or under valued. Whether Protagenic Therapeutics, Inc. is cheap or expensive depends on the assumptions which impact Protagenic Therapeutics, Inc.'s fair value. We provide several scenarios of inflation and growth to encompass these range of assumptions for PTIX.

What is Protagenic Therapeutics, Inc.'s Price to Earnings (PE) and Price to sales (PS) ratio?

As of Wed Dec 03 2025, PTIX's PE ratio (Price to Earnings) is -0.34 and Price to Sales (PS) ratio is 0.1. The price to earnings and price to sales ratio are two most important valuation metrics for any company. PE ratio tell us the number of years of earnings investors are ready to pay for owning the company. Historically, S&P500 price to earnings ratio has fallen below 12 during periods of gloom and gone past 30 during periods of euphoria. PTIX PE ratio will change depending on the future growth rate expectations of investors.

What is 5 year return on Protagenic Therapeutics, Inc.'s stock?

In the past 10 years, Protagenic Therapeutics, Inc. has provided -0.422 (multiply by 100 for percentage) rate of return.