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Prothena Corporation plc - Ordinary Shares (NQ:PRTA)

9.950 +0.190 (+1.95%)
Streaming Delayed Price Updated: 10:03 AM EDT, May 18, 2026 Add to My Watchlist
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Price and Volume

Price 9.950
Open 9.660
Prev. Close 9.760
Change
+0.19
% Change
+1.95%
Bid (Size) 9.940 (300)
Ask (Size) 9.970 (100)
High 10.03
Low 9.660
52 Week High 11.80
52 Week Low 4.320
EPS -3.420
Price / Earnings N/A
Dividend Yield N/A
Shares Outstanding 45,047,449
Volume 79,246
Average Volume (3 Mo) 510K

Chart

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Intraday 1 Week 1 Month 3 Month 1 Year 3 Year 5 Year

Price Performance

YTD
+0.75 (8.15%)
1 Month
-0.95 (-8.72%)
3 Month
+0.99 (11.05%)
6 Month
-0.30 (-2.93%)
1 Year
+2.55 (34.46%)
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