Skip to main content
Recent Quotes
My Watchlist
Indicators
Markets
Stocks
ETFs
Tools
Markets:
Overview
News
Currencies
International
Treasuries

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

2.530 -0.030 (-1.17%)
Streaming Delayed Price Updated: 9:32 AM EDT, Aug 20, 2025 Add to My Watchlist
Quote
Overview Detailed Quote Charting Historical Prices
News
All News News Headlines Press Releases
Research
Quarterly Reports Insider Filings Other Filings

Price and Volume

Detailed Quote
Volume 1,871
Open 2.580
Bid (Size) 2.500 (14)
Ask (Size) 2.610 (1)
Prev. Close 2.560
Today's Range 2.530 - 2.580
52wk Range 2.350 - 15.54
Shares Outstanding 588,963
Dividend Yield N/A
Chart for (: )
Intraday 1 Week 1 Month 3 Month 1 Year 3 Year 5 Year

Top News

More News
12 Health Care Stocks Moving In Wednesday's Pre-Market Session
 
Via Benzinga
Wondering what's happening in today's after-hours session?
As the regular session of the US market on Tuesday comes to an end, let's delve into the after-hours session and discover the top gainers and losers shaping the post-market sentiment. 
Via Chartmill

Performance

YTD
-65.2%
-65.2%
1 Month
-20.4%
-20.4%
3 Month
-63.2%
-63.2%
6 Month
-32.3%
-32.3%
1 Year
-74.1%
-74.1%

More News

Read More
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
12 Health Care Stocks Moving In Tuesday's Pre-Market Session
Via Benzinga
Why Pegasystems Shares Are Trading Higher By Over 6%; Here Are 20 Stocks Moving Premarket
Via Benzinga
Top movers in Monday's after hours session
Via Chartmill
Gold Gains Over 1%; Protagenic Therapeutics Shares Spike Higher
Via Benzinga
12 Health Care Stocks Moving In Monday's Intraday Session
Via Benzinga
Protagenic Therapeutics (PTIX) Stock Soars 240% On Phytanix Merger
Via Benzinga
Protagenic Therapeutics Merges With Phytanix Bio In All-Stock Deal: Retail Turns Extremely Bullish
Via Stocktwits
PTIX Stock Alert: Halper Sadeh LLC Is Investigating Whether the Merger of Protagenic Therapeutics, Inc. Is Fair to Shareholders
From Halper Sadeh LLC
Via Business Wire
Gapping stocks in Monday's session
Via Chartmill
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
Dow Tumbles 200 Points; ZIM Integrated Shipping Services Posts Upbeat Earnings
Via Benzinga
Topics Stocks
These stocks are moving in today's pre-market session
Via Chartmill
12 Health Care Stocks Moving In Monday's Pre-Market Session
Via Benzinga

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 2.530
When was Protagenic Therapeutics, Inc. - Common Stock last traded?
The last trade of Protagenic Therapeutics, Inc. - Common Stock was at 08/20/25 09:32 AM ET
What is the market capitalization of Protagenic Therapeutics, Inc. - Common Stock?
The market capitalization of Protagenic Therapeutics, Inc. - Common Stock is 1.49M
How many shares of Protagenic Therapeutics, Inc. - Common Stock are outstanding?
Protagenic Therapeutics, Inc. - Common Stock has 1M shares outstanding.
Stock Quote API & Stock News API supplied by www.cloudquote.io
Quotes delayed at least 20 minutes.
By accessing this page, you agree to the following
Privacy Policy and Terms Of Service.