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Prothena Corp (PRTA)

Prothena Corp (PRTA)
[[ item.lastPrice ]] [[ item.priceChange ]] ([[ item.percentChange ]]) [[ item.tradeTime ]] [NASDAQ]
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[[ session ]] by (Cboe BZX)
[[ item.lastPrice ]] [[ item.priceChange ]] ([[ item.percentChange ]]) [[ item.tradeTime ]] [NASDAQ]
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Price Information  
Exchange NASDAQ NASDAQ NASDAQ    
Open 8.41 2.72 1.2900    
High 8.51 2.72 1.2986    
Low 8.00 2.60 1.2300    
Last 8.12 2.68 1.2300    
Change -0.29 -0.04 -0.0300    
Percent Change -3.45% -1.47% -2.38%    
Volume 545,400 1,907,700 4,149,000    
20-Day Average Volume 564,230 3,689,770 4,864,950    
Previous 8.41 2.72 1.2600    
Industry Medical - Biomedical Medical - Biomedical Medical - Biomedical    
Has Options Yes Yes Yes    
Technicals  
20-Day Moving Average 8.82 2.81 1.3505    
20-Day Raw Stochastic 5.94% 12.13% 16.67%    
20-Day Relative Strength 38.78 42.39 41.55    
Weighted Alpha +0.98 +0.80 -25.66    
Today's Opinion 100% Sell 56% Sell 72% Sell    
Yesterday's Opinion 100% Sell 56% Sell 72% Sell    
Last Month's Opinion 32% Sell 8% Buy 40% Sell    
Performance  
5-Days  
%Chg -7.20% since 07/24/26 -0.37% since 07/24/26 +1.65% since 07/24/26    
Low 8.00 on 07/31/26 2.60 on 07/31/26 1.1700 on 07/29/26    
High 9.13 on 07/27/26 2.82 on 07/27/26 1.3150 on 07/27/26    
1-Month  
%Chg -17.06% since 06/30/26 -13.83% since 06/30/26 -19.61% since 06/30/26    
Low 8.00 on 07/31/26 2.59 on 07/16/26 1.1700 on 07/29/26    
High 10.15 on 07/02/26 3.33 on 07/06/26 1.6000 on 07/02/26    
3-Month  
%Chg -26.58% since 04/30/26 -10.37% since 04/30/26 -28.90% since 04/30/26    
Low 7.73 on 06/11/26 2.59 on 07/16/26 1.1600 on 06/16/26    
High 11.80 on 05/08/26 4.23 on 05/06/26 1.9000 on 05/04/26    
6-Month  
%Chg -7.83% since 01/30/26 +4.28% since 01/30/26 -15.17% since 01/30/26    
Low 7.73 on 06/11/26 2.29 on 02/05/26 1.1600 on 06/16/26    
High 11.80 on 05/08/26 4.23 on 05/06/26 2.7250 on 03/17/26    
Key Statistics  
Market Capitalization, $K 425,106 436,987 416,382    
Shares Outstanding, K 52,353 163,055 338,522    
Annual Sales, $M 9,680,000 0 4,410,000    
Annual Net Income, $M -244,090,000 -167,860,000 -67,850,000    
Last Qtr Sales, $M 51,080,000 0 1,530,000    
Last Qtr Income, $M 32,720,000 -43,520,000 -19,180,000    
60-Month Beta -0.31 3.26 2.18    
Per-Share Information  
Most Recent Earnings 0.52 on 05/07/26 -0.39 on 05/14/26 -0.06 on 05/05/26    
Latest Earnings Date 08/03/26 08/06/26 08/06/26    
Most Recent Dividend N/A N/A N/A    
Next Ex-Dividend Date N/A N/A N/A    
Ratios  
Price/Earnings ttm 0.00 0.00 0.00    
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