Prothena Corporation plc (PRTA)
NASDAQ: PRTA · Real-Time Price · USD
9.35
+0.02 (0.21%)
At close: Aug 31, 2026, 4:00 PM EDT
9.35
0.00 (-0.05%)
After-hours: Aug 31, 2026, 7:30 PM EDT
Prothena Corporation Analyst Ratings
Ratings History
| Analyst | Firm | Rating | Rating | Action | Price Target | Upside | Date |
|---|---|---|---|---|---|---|---|
| Bank of America Securities | Bank of America Securities | Sell Maintains n/a | Sell | Maintains | n/a | n/a | Aug 14, 2026 |
| Piper Sandler | Piper Sandler | Buy Maintains $36 | Buy | Maintains | $36 | +285.03% | Aug 7, 2026 |
| RBC Capital | RBC Capital | Hold Maintains $13 | Hold | Maintains | $13 | +39.04% | Aug 7, 2026 |
| H.C. Wainwright | H.C. Wainwright | Buy Reiterates $30 | Buy | Reiterates | $30 | +220.86% | Aug 7, 2026 |
| Citizens JMP | Citizens JMP | Buy Maintains $19 → $20 | Buy | Maintains | $19 → $20 | +113.90% | May 8, 2026 |