Protagenic Therapeutics, Inc. (PTIX) Stock Price, Financials & Summary

Price chart

Oct 5Oct 8Oct 13Oct 16Oct 21Oct 26Oct 29Nov 3

Key dataNov 3, 2026

Open$0.65

From 52W high−71.37%

Volume1000.00

Market cap$1.20M

P/E (TTM)0.2x

P/S (TTM)—

Div yield—

Key dataNov 3, 2026

Open

$0.65

From 52W high

−71.37%

Volume

1000.00

Market cap

$1.20M

ValuationView details →

P/E (Fwd)

—

EV/EBITDA

−0.2x

P/E (TTM)

0.2x

RSI (14)

37.8

MomentumView details →

1D Return

+4.84%

YTD Return

−50.00%

SummaryUpdated Jun 1, 2026

Protagenic Therapeutics, Inc. (NASDAQ:PTIX) is a clinical-stage biopharmaceutical company founded to develop novel therapeutics for stress-related neuropsychiatric and mood disorders. The company went public in April 2021 and is headquartered in New York, New York. Protagenic is currently focused on advancing its lead compound PT00114 through clinical trials, representing a potentially breakthrough approach to treating conditions like depression, anxiety, PTSD, and drug addiction through a novel neurobiological mechanism.

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ValuationView details →

P/E (Fwd)

—

P/E (TTM)

0.2x

EV/EBITDA

−0.2x

EV/Sales

—

P/S (TTM)

—

P/B (TTM)

0.7x

ProfitabilityView details →

Gross Margin

—

Net Margin

—

EBITDA Margin

—

ROE (TTM)

316.93%

ROA (TTM)

261.82%

Asset Turnover

0.00x

GrowthView details →

Revenue YoY

+100.00%

EPS YoY

+165.56%

FCF YoY

+20.17%

Revenue CAGR 3Y

—

EPS CAGR 3Y

—

EBITDA YoY

+52.83%

MomentumView details →

1D Return

+4.84%

YTD Return

−50.00%

1Y Return

−69.77%

RSI (14)

37.8

vs 50D SMA

−21.05%

vs 200D SMA

+14.12%

Capital & dividendView details →

Debt/Equity

0.00x

Current Ratio

0.66x

Quick Ratio

0.66x

Div Yield

—

Div Rate

—

Div Growth 1Y

—

EarningsView details →

EPS (Actual)

−$0.53

EPS Surprise

88.17%

Beats (12Q)

1/12

Next Q EPS Est

−$4.48

Avg Surprise (4Q)

88.17%

Rev Surprise

—

Financials snapshotView financials →

Revenue (TTM)

0.00

Net Income (TTM)

5.46M

Op. CF (TTM)

−2.58M

Next earningsNov 17, 2026 →

Latest newsMore news →

Protagenic Therapeutics received written responses from the U.S. Food and Drug Administration to its Type B pre-IND meeting request for PT00114, with the FDA raising no objection to the planned Phase 1 program design, dose-escalation approach, and CMC and nonclinical packages.76d ago

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