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Prothena Corporation plc - Ordinary Shares (NQ:PRTA)

9.450 +0.420 (+4.65%)
Streaming Delayed Price Updated: 4:00 PM EDT, Aug 21, 2026 Add to My Watchlist

Price and Volume

Price 9.450
Open 9.110
Prev. Close 9.030
Change
+0.42
% Change
+4.65%
Bid (Size) 9.450 (1,000)
Ask (Size) 9.450 (3,600)
High 9.520
Low 9.090
52 Week High 11.80
52 Week Low 7.730
EPS -3.420
Price / Earnings N/A
Dividend Yield N/A
Shares Outstanding 45,047,449
Volume 376,045
Average Volume (3 Mo) 545K

Chart

Price Performance

YTD
+0.25 (2.72%)
1 Month
+1.01 (11.97%)
3 Month
-0.38 (-3.87%)
6 Month
+0.43 (4.77%)
1 Year
+0.89 (10.40%)
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