Prothena Corporation (PRTA)
NASDAQ: PRTA
· Real-Time Price · USD
8.34
-0.15 (-1.77%)
At close: Sep 09, 2025, 3:59 PM
8.48
1.68%
After-hours: Sep 09, 2025, 07:21 PM EDT
Prothena Stock Forecast
Stock Price Forecast
The 8 analysts with 12-month price forecasts for PRTA stock have an median target of 12.5, with a low estimate of 4 and a high estimate of 18. The median target predicts an increase of 49.88% from the current stock price of 8.34.
| Target | Low | Average | Median | High |
|---|---|---|---|---|
| Price | 4 | 12 | 12.5 | 18 |
| Change | -52.04% | 43.88% | 49.88% | 115.83% |
Latest Analyst Insight Report
Piper Sandler keeps an Overweight rating on Prothe... Unlock content with Pro Subscription
Updated Aug 28, 2025
| Rating | Dec 24 | Feb 25 | May 25 | Jun 25 | Aug 25 | Sep 25 |
|---|---|---|---|---|---|---|
| Strong Buy | 0 | 0 | 0 | 0 | 0 | 0 |
| Buy | 3 | 7 | 7 | 0 | 4 | 1 |
| Hold | 1 | 1 | 1 | 1 | 1 | 0 |
| Sell | 0 | 0 | 1 | 0 | 0 | 0 |
| Strong Sell | 0 | 0 | 0 | 0 | 0 | 0 |
| Total | 4 | 8 | 9 | 1 | 5 | 1 |
Financial Forecast this Year
Revenue This Year
20.61M
from 135.16M
Increased by -84.7%
Revenue Next Year
122.14M
from 20.61M
Increased by 492.5%
EPS This Year
-4.68
from -2.27
Increased by -106.2%
EPS Next Year
0.15
from -4.68
Increased by 96.8%