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

Prothena Corporation plc - Ordinary Shares (NQ:PRTA)

8.520 UNCHANGED
Streaming Delayed Price Updated: 4:00 PM EDT, Aug 19, 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
Open 8.520
Bid (Size) 7.850 (2)
Ask (Size) 8.750 (12)
Prev. Close 8.520
Today's Range 8.520 - 8.520
52wk Range 4.320 - 22.83
Shares Outstanding 45,047,449
Dividend Yield N/A
Chart for (: )
Intraday 1 Week 1 Month 3 Month 1 Year 3 Year 5 Year

Top News

More News
Novo Nordisk Commits To Advancing Prothena Corp-Developed Drug Into Late Stage Trial: Retail Turns Hopeful
Coramitug was initially developed by Prothena and was acquired by Novo Nordisk in July 2021. 
Via Stocktwits
Topics Earnings
Prothena Announces that Novo Nordisk Will Advance Coramitug (Formerly PRX004) into Phase 3 Development for ATTR Amyloidosis with Cardiomyopathy
From Prothena Corporation plc
Via Business Wire

Performance

YTD
-37.7%
-37.7%
1 Month
+35.5%
+35.5%
3 Month
+16.9%
+16.9%
6 Month
-38.7%
-38.7%
1 Year
-59.8%
-59.8%

More News

Read More
Prothena Q2 Revenue Drops 97%
Via The Motley Fool
Topics Intellectual Property
9 Analysts Assess Prothena Corp: What You Need To Know
Via Benzinga
Earnings Scheduled For August 4, 2025
Via Benzinga
A Glimpse of Prothena Corp's Earnings Potential
Via Benzinga
Prothena Reports Second Quarter 2025 Financial Results and Business Highlights
From Prothena Corporation plc
Via Business Wire
Prothena to Report Second Quarter 2025 Financial Results on August 4
From Prothena Corporation plc
Via Business Wire
8 Analysts Assess Prothena Corp: What You Need To Know
Via Benzinga
Prothena Shares Get A Boost After Company Slashes Workforce, Lowers 2025 Cash Burn Forecast
Via Stocktwits
Topics Workforce
Prothena Announces Corporate Restructuring
From Prothena Corporation plc
Via Business Wire
Prothena’s Partner Roche to Advance Prasinezumab into Phase III Development for Early-Stage Parkinson's Disease
From Prothena Corporation plc
Via Business Wire
Williams Companies To Rally Over 11%? Here Are 10 Top Analyst Forecasts For Wednesday
Via Benzinga
Here are the top movers in Tuesday's session.
Via Chartmill
12 Health Care Stocks Moving In Tuesday's Intraday Session
Via Benzinga
Let's have a look at the top gainers and losers in the middle of the day of today's session.
Via Chartmill
There are notable gap-ups and gap-downs in today's session.
Via Chartmill
PTC Therapeutics To Rally Around 61%? Here Are 10 Top Analyst Forecasts For Tuesday
Via Benzinga
Expert Outlook: Prothena Corp Through The Eyes Of 5 Analysts
Via Benzinga
Stay updated with the stocks that are on the move in today's pre-market session.
Via Chartmill
PDD Holdings Posts Weak Results, Joins EHang Holdings And Other Big Stocks Moving Lower In Tuesday's Pre-Market Session
Via Benzinga
12 Health Care Stocks Moving In Tuesday's Pre-Market Session
Via Benzinga
Why Is Prothena Stock Trading Lower On Tuesday?
Via Benzinga
US Stocks Likely To Open Higher After S&P 500's Four-Day Fall: 'Market Is Risk-Off,' Says Expert
Via Benzinga
Topics Stocks
Why E2open Shares Are Trading Higher By 25%; Here Are 20 Stocks Moving Premarket
Via Benzinga

Frequently Asked Questions

Is Prothena Corporation plc - Ordinary Shares publicly traded?
Yes, Prothena Corporation plc - Ordinary Shares is publicly traded.
What exchange does Prothena Corporation plc - Ordinary Shares trade on?
Prothena Corporation plc - Ordinary Shares trades on the Nasdaq Stock Market
What is the ticker symbol for Prothena Corporation plc - Ordinary Shares?
The ticker symbol for Prothena Corporation plc - Ordinary Shares is PRTA on the Nasdaq Stock Market
What is the current price of Prothena Corporation plc - Ordinary Shares?
The current price of Prothena Corporation plc - Ordinary Shares is 8.520
When was Prothena Corporation plc - Ordinary Shares last traded?
The last trade of Prothena Corporation plc - Ordinary Shares was at 08/19/25 04:00 PM ET
What is the market capitalization of Prothena Corporation plc - Ordinary Shares?
The market capitalization of Prothena Corporation plc - Ordinary Shares is 383.80M
How many shares of Prothena Corporation plc - Ordinary Shares are outstanding?
Prothena Corporation plc - Ordinary Shares has 384M 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.