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    Protagenic Therapeutics, Inc. - Common Stock (NQ:PTIX)

    1.370 -0.120 (-8.05%)
    Streaming Delayed Price Updated: 2:43 PM EST, Dec 30, 2025 Add to My Watchlist
    Quote
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    Price and Volume

    Detailed Quote
    Volume 37,810
    Open 1.440
    Bid (Size) 1.330 (100)
    Ask (Size) 1.380 (3,000)
    Prev. Close 1.490
    Today's Range 1.320 - 1.500
    52wk Range 1.120 - 14.28
    Shares Outstanding 1,934,878
    Dividend Yield N/A
    Chart for (: )
    Intraday 1 Week 1 Month 3 Month 1 Year 3 Year 5 Year

    Top News

    More News
    News headline image
    Results from Phase 1 Multiple-Dose Study of PT00114
    Via ACCESS Newswire
    News headline image
    Protagenic Therapeutics Announces Completion of Enrollment and Dosing in Phase 1 MAD Study
    Via ACCESS Newswire

    Performance

    YTD
    -81.2%
    -81.2%
    1 Month
    -29.7%
    -29.7%
    3 Month
    -66.9%
    -66.9%
    6 Month
    -62.5%
    -62.5%
    1 Year
    -81.8%
    -81.8%

    More News

    Read More
    News headline image
    12 Health Care Stocks Moving In Monday's After-Market Session ↗
    Via Benzinga
    News headline image
    Wondering what's happening in today's after-hours session? ↗
    Via Chartmill
    News headline image
    Protagenic Therapeutics Provides Update on Form 10-Q Filing Timeline and Nasdaq Compliance
    Via ACCESS Newswire
    News headline image
    Wondering what's happening in today's pre-market session? ↗
    Via Chartmill
    News headline image
    12 Health Care Stocks Moving In Friday's Pre-Market Session ↗
    Via Benzinga
    News headline image
    Protagenic Therapeutics (PTIX) Shares Surge On Clinical Trial Progress ↗
    Via Benzinga
    News headline image
    Top stock movements in today's session. ↗
    Via Chartmill
    News headline image
    These stocks are making the most noise in today's session. ↗
    Via Chartmill
    News headline image
    S&P 500 Moves Lower; Walmart Shares Fall After Q2 Results ↗
    Via Benzinga
    Topics Stocks
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    12 Health Care Stocks Moving In Thursday's Intraday Session ↗
    Via Benzinga
    News headline image
    Top movers analysis in the middle of the day on 2025-08-21: top gainers and losers in today's session. ↗
    Via Chartmill
    News headline image
    Dow Dips Over 100 Points; US Initial Jobless Claims Increase ↗
    Via Benzinga
    Topics Stocks
    News headline image
    These stocks that are showing activity before the opening bell on Thursday. ↗
    Via Chartmill
    News headline image
    Protagenic Therapeutics Advances PT00114 into Multiple-Dose Phase 1 Trial; Positioning for Phase 2 in Stress & Mood Disorders
    Via ACCESS Newswire
    News headline image
    12 Health Care Stocks Moving In Wednesday's Pre-Market Session ↗
    Via Benzinga
    News headline image
    Wondering what's happening in today's after-hours session? ↗
    Via Chartmill
    News headline image
    SHAREHOLDER INVESTIGATION: Halper Sadeh LLC Investigates INZY, TXNM, SVT, PTIX on Behalf of Shareholders
    From Halper Sadeh LLC
    Via GlobeNewswire
    News headline image
    BRODSKY & SMITH SHAREHOLDER UPDATE: Notifying Investors of the Following Investigations: Inozyme Pharma, Inc. (Nasdaq – INZY), TXNM Energy, Inc. (NYSE - TXNM), Servotronics, Inc. (NYSE American - SVT), Protagenic Therapeutics, Inc. (Nasdaq – PTIX)
    From Brodsky & Smith LLC
    Via GlobeNewswire
    News headline image
    Protagenic Therapeutics Receives $3.1 Million from Recent Warrant Activity
    Via ACCESS Newswire
    News headline image
    12 Health Care Stocks Moving In Wednesday's Pre-Market Session ↗
    Via Benzinga
    News headline image
    Top movers in Tuesday's session ↗
    Via Chartmill
    News headline image
    12 Health Care Stocks Moving In Tuesday's Intraday Session ↗
    Via Benzinga
    News headline image
    These stocks are moving in today's session ↗
    Via Chartmill

    Frequently Asked Questions

    Is Protagenic Therapeutics, Inc. - Common Stock publicly traded?
    Yes, Protagenic Therapeutics, Inc. - Common Stock is publicly traded.
    What exchange does Protagenic Therapeutics, Inc. - Common Stock trade on?
    Protagenic Therapeutics, Inc. - Common Stock trades on the Nasdaq Stock Market
    What is the ticker symbol for Protagenic Therapeutics, Inc. - Common Stock?
    The ticker symbol for Protagenic Therapeutics, Inc. - Common Stock is PTIX on the Nasdaq Stock Market
    What is the current price of Protagenic Therapeutics, Inc. - Common Stock?
    The current price of Protagenic Therapeutics, Inc. - Common Stock is 1.370
    When was Protagenic Therapeutics, Inc. - Common Stock last traded?
    The last trade of Protagenic Therapeutics, Inc. - Common Stock was at 12/30/25 02:43 PM ET
    What is the market capitalization of Protagenic Therapeutics, Inc. - Common Stock?
    The market capitalization of Protagenic Therapeutics, Inc. - Common Stock is 2.65M
    How many shares of Protagenic Therapeutics, Inc. - Common Stock are outstanding?
    Protagenic Therapeutics, Inc. - Common Stock has 3M shares outstanding.
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