Prothena Corporation plc - Ordinary Shares (NQ:PRTA)
8.750
+0.210
(+2.46%)
Streaming Delayed Price
Updated: 4:00 PM EDT, Mar 20, 2026
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Price and Volume
Detailed Quote| Volume | 1,401,711 |
| Open | 8.540 |
| Bid (Size) | 8.530 (3,000) |
| Ask (Size) | 9.000 (2,600) |
| Prev. Close | 8.540 |
| Today's Range | 8.440 - 8.760 |
| 52wk Range | 4.320 - 13.71 |
| Shares Outstanding | 45,047,449 |
| Dividend Yield | N/A |
Top News
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Performance
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Prothena Announces up to $100 Million Share Repurchase Plan
February 27, 2026
Earnings Scheduled For November 6, 2025 ↗
November 06, 2025
Prothena Announces Board of Directors Update
December 12, 2025
What 4 Analyst Ratings Have To Say About Prothena Corp ↗
August 28, 2025
Prothena Q2 Revenue Drops 97% ↗
August 05, 2025
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 8.750
When was Prothena Corporation plc - Ordinary Shares last traded?
The last trade of Prothena Corporation plc - Ordinary Shares was at 03/20/26 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 394.17M
How many shares of Prothena Corporation plc - Ordinary Shares are outstanding?
Prothena Corporation plc - Ordinary Shares has 394M shares outstanding.
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