Prothena plc Overview
Prothena plc Target Price
Analysts' 12-month price predictions for PRTA.
Get informed when a big investor buys or sells
+ FollowShare Price
$8.92
Average Target Price
$19.00
113% upside
113% upside1 analysts in the last 4 months
High: $19 | Low: $19
Analyst Recommendations
No recommendations in the last 4 months.
Revenue & Income Forecast
Analysts' Target Prices
| Date | Analyst | Price Target | Current Upside/Downside | |
|---|---|---|---|---|
| 2026-03-13 | Stifel Nicolaus | $19 | 113% upside |  |
| 2025-12-01 | JMP SecuritiesJason Butler | $19 | 113% upside | |
| 2025-12-01 | Deutsche Bank | $19 | 113% upside | |
| 2025-10-28 | Piper SandlerYasmeen Rahimi | $36 | 303.6% upside | |
| 2025-10-28 | UBS | $36 | 303.6% upside | |
| 2025-10-07 | H.C. Wainwright | $20 | 124.2% upside | |
| 2025-09-02 | JMP SecuritiesJason Butler | $11 | 23.3% upside | |
| 2024-08-14 | OppenheimerJay Olson | $62 | 595.1% upside | |
| 2024-08-09 | RBC CapitalKennen MacKay | $24 | 169.1% upside | |
| 2024-05-09 | RBC CapitalKennen MacKay | $28 | 213.9% upside | |
| 2022-12-21 | Cantor Fitzgerald | $98 | 998.7% upside | |
| 2022-09-29 | Oppenheimer | $110 | 1133.2% upside | |
| 2022-09-28 | RBC Capital | $52 | 483% upside | |
| 2022-05-25 | JMP Securities | $50 | 460.5% upside | |