1 year return (CAGR)
-15.34%
Prothena Corporation plc Exchange (NASDAQ, USD)
PRTA
8.61
+0.13 (+1.53%)
HealthcareBiotechnology
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3 year return (CAGR)
-43.40%
5 year return (CAGR)
-34.47%
10 year return (CAGR)
-17.83%
Adobe 2026 Q3 – Is sentiment driving the price?
Read MoreMarketcap
442.01M
Price/Sales
8.11
Ent value
169.51M
Price/Book
1.54
Div yield
0.00%
Growth years
-
Div growth
-
FCF payout
0.00%
Trailing P/E
-
PEG
-
Forward P/E
-
EPS growth
10.24%
Stock information
What is a stock exchange? Operation, actors, examples
Read MoreStock chart
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Stock price data
| Open | 8.43 |
| Daily high | 8.81 |
| Daily low | 8.36 |
| Daily Volume | 642K |
| All-time high | 78.89 |
| 1y analyst estimate | 21.40 |
| Beta | -0.33 |
| EPS (TTM) | -0.84 |
| Dividend per share | 0.00 |
| Ex-div date | - |
| Next earnings date | 13 May 2026 |
Downside potential
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Downside potential data
| PRTA | S&P500 | |
| Current price drop from All-time high | -89.09% | -0.66% |
| Highest price drop | -94.19% | -56.47% |
| Date of highest drop | 27 May 2025 | 9 Mar 2009 |
| Avg drop from high | -53.22% | -10.67% |
| Avg time to new high | 43 days | 12 days |
| Max time to new high | 1456 days | 1805 days |
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