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Back to US Stock Market

PRTA: Prothena Corporation plc

9.59 USD 0.13 (1.37%)
Sector: Healthcare Base: US Dollar Profit currency: US Dollar

PRTA exchange rate has changed by 1.37% for today. During the day, the instrument was traded at a low of 9.24 and at a high of 9.64.

Follow Prothena Corporation plc dynamics. Real-time quotes will help you quickly react to market changes. By switching between different timeframes, you can monitor exchange rate trends and dynamics by minutes, hours, days, weeks, and months. Use this information to forecast market changes and to make informed trading decisions.

Full Screen Chart
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PRTA News

  • 14:55 Wall Street Analysts Believe Prothena (PRTA) Could Rally 118.09%: Here's is How to Trade
  • 21:31 Prothena stock jumps on $100M share buyback authorization
  • 21:24 Prothena authorizes $100 million share buyback program
  • 16:27 Prothena Q4 Earnings Meet Estimates, Pipeline Progress in Focus
  • 02:24 Prothena Corporation plc (PRTA) Q4 2025 Earnings Call Transcript
  • 22:35 Prothena (PRTA) Reports Q4 Loss, Lags Revenue Estimates
  • 19:01 Walmart, Southern Co, Newmont Mining and more set to report earnings Thursday
  • 14:54 Prothena Stock Tumbles 36.8% Year Over Year: What Lies Ahead?
  • 16:40 FTRE vs. PRTA: Which Stock Is the Better Value Option?
  • 17:00 All You Need to Know About Prothena (PRTA) Rating Upgrade to Buy
  • 13:06 Fortrea Holdings Inc. (FTRE) Moves 5.5% Higher: Will This Strength Last?
  • 21:13 Paula Cobb steps down from Prothena’s board to join Manifold Bio
  • 10:19 Prothena stock price target raised to $19 from $11 at Citizens
  • 09:42 Amazon To Rally Around 31%? Here Are 10 Top Analyst Forecasts For Monday - Argan (NYSE:AGX), Amazon.com (NASDAQ:AMZN)
  • 21:13 Prothena presents TDP-43 CYTOPE data showing promise for ALS treatment
  • 00:00 Prothena Corporation plc (PRTA) Presents at AHA Scientific Sessions 2025 - Slideshow (NASDAQ:PRTA) 2025-11-14
  • 09:24 Novo Nordisk's $100 Million Coramitug Shows Promise In Reducing Heart Failure Biomarker - Novo Nordisk (NYSE:NVO)
  • 14:05 Novo Nordisk begins Phase 3 trial for ATTR amyloidosis treatment

Frequently Asked Questions

What is PRTA stock price today?

Prothena Corporation plc stock is priced at 9.59 today. It trades within 9.24 - 9.64, yesterday's close was 9.46, and trading volume reached 930. The live price chart of PRTA shows these updates.

Does Prothena Corporation plc stock pay dividends?

Prothena Corporation plc is currently valued at 9.59. Dividend policy depends on the company, while investors also watch -21.84% and USD. View the chart live to track PRTA movements.

How to buy PRTA stock?

You can buy Prothena Corporation plc shares at the current price of 9.59. Orders are usually placed near 9.59 or 9.89, while 930 and 3.79% show market activity. Follow PRTA updates on the live chart today.

How to invest into PRTA stock?

Investing in Prothena Corporation plc involves considering the yearly range 4.32 - 12.45 and current price 9.59. Many compare 5.50% and -2.04% before placing orders at 9.59 or 9.89. Explore the PRTA price chart live with daily changes.

What are Prothena Corporation plc stock highest prices?

The highest price of Prothena Corporation plc in the past year was 12.45. Within 4.32 - 12.45, the stock fluctuated notably, and comparing with 9.46 helps spot resistance levels. Track Prothena Corporation plc performance using the live chart.

What are Prothena Corporation plc stock lowest prices?

The lowest price of Prothena Corporation plc (PRTA) over the year was 4.32. Comparing it with the current 9.59 and 4.32 - 12.45 shows potential long-term entry points. Watch PRTA moves on the chart live for more details.

When did PRTA stock split?

Prothena Corporation plc has gone through stock splits historically. These changes are visible in , 9.46, and -21.84% after corporate actions.

Daily Range
9.24 9.64
Year Range
4.32 12.45
Previous Close
9.46
Open
9.24
Bid
9.59
Ask
9.89
Low
9.24
High
9.64
Volume
930
Daily Change
1.37%
Month Change
5.50%
6 Months Change
-2.04%
Year Change
-21.84%
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