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

    4.340 +0.100 (+2.36%)
    Streaming Delayed Price Updated: 2:23 PM EDT, Sep 26, 2025 Add to My Watchlist
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    Price and Volume

    Detailed Quote
    Volume 27,490
    Open 4.270
    Bid (Size) 4.250 (5)
    Ask (Size) 4.350 (4)
    Prev. Close 4.240
    Today's Range 4.210 - 4.359
    52wk Range 2.250 - 15.26
    Shares Outstanding 1,914,937
    Dividend Yield N/A
    Chart for (: )
    Intraday 1 Week 1 Month 3 Month 1 Year 3 Year 5 Year

    Top News

    More News
    Wondering what's happening in today's after-hours session?
    After the closing bell on Monday, let's take a glimpse of the US markets and explore the top gainers and losers in today's after-hours session. 
    Via Chartmill
    Protagenic Therapeutics Provides Update on Form 10-Q Filing Timeline and Nasdaq Compliance
    Via ACCESS Newswire

    Performance

    YTD
    -40.3%
    -40.3%
    1 Month
    +9.3%
    +9.3%
    3 Month
    +12.1%
    +12.1%
    6 Month
    +24.0%
    +24.0%
    1 Year
    -46.9%
    -46.9%

    More News

    Read More
    Wondering what's happening in today's pre-market session?
    Via Chartmill
    12 Health Care Stocks Moving In Friday's Pre-Market Session
    Via Benzinga
    Protagenic Therapeutics (PTIX) Shares Surge On Clinical Trial Progress
    Via Benzinga
    Top stock movements in today's session.
    Via Chartmill
    These stocks are making the most noise in today's session.
    Via Chartmill
    S&P 500 Moves Lower; Walmart Shares Fall After Q2 Results
    Via Benzinga
    Topics Stocks
    12 Health Care Stocks Moving In Thursday's Intraday Session
    Via Benzinga
    Top movers analysis in the middle of the day on 2025-08-21: top gainers and losers in today's session.
    Via Chartmill
    Dow Dips Over 100 Points; US Initial Jobless Claims Increase
    Via Benzinga
    Topics Stocks
    These stocks that are showing activity before the opening bell on Thursday.
    Via Chartmill
    Protagenic Therapeutics Advances PT00114 into Multiple-Dose Phase 1 Trial; Positioning for Phase 2 in Stress & Mood Disorders
    Via ACCESS Newswire
    12 Health Care Stocks Moving In Wednesday's Pre-Market Session
    Via Benzinga
    Wondering what's happening in today's after-hours session?
    Via Chartmill
    SHAREHOLDER INVESTIGATION: Halper Sadeh LLC Investigates INZY, TXNM, SVT, PTIX on Behalf of Shareholders
    From Halper Sadeh LLC
    Via GlobeNewswire
    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
    Protagenic Therapeutics Receives $3.1 Million from Recent Warrant Activity
    Via ACCESS Newswire
    12 Health Care Stocks Moving In Wednesday's Pre-Market Session
    Via Benzinga
    Top movers in Tuesday's session
    Via Chartmill
    12 Health Care Stocks Moving In Tuesday's Intraday Session
    Via Benzinga
    These stocks are moving in today's session
    Via Chartmill
    Let's uncover which stocks are experiencing notable gaps during today's session.
    Via Chartmill
    Nasdaq Falls 100 Points; Home Depot Sales Top Views
    Via Benzinga
    What's going on in today's pre-market 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 4.340
    When was Protagenic Therapeutics, Inc. - Common Stock last traded?
    The last trade of Protagenic Therapeutics, Inc. - Common Stock was at 09/26/25 02:23 PM ET
    What is the market capitalization of Protagenic Therapeutics, Inc. - Common Stock?
    The market capitalization of Protagenic Therapeutics, Inc. - Common Stock is 8.31M
    How many shares of Protagenic Therapeutics, Inc. - Common Stock are outstanding?
    Protagenic Therapeutics, Inc. - Common Stock has 8M shares outstanding.
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