1 year return (CAGR)
-10.29%
Prothena Corporation plc Exchange (NASDAQ, USD)
PRTA
8.81
+0.41 (+4.88%)
HealthcareBiotechnology
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3 year return (CAGR)
-41.40%
5 year return (CAGR)
-32.45%
10 year return (CAGR)
-16.23%
Adobe 2026 Q3 – Is sentiment driving the price?
Read MoreMarketcap
452.28M
Price/Sales
8.29
Ent value
179.77M
Price/Book
1.58
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 | 8.40 |
| Daily high | 8.85 |
| Daily low | 8.35 |
| Daily Volume | 654K |
| 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 | -88.83% | -1.21% |
| Highest price drop | -94.19% | -56.47% |
| Date of highest drop | 27 May 2025 | 9 Mar 2009 |
| Avg drop from high | -53.35% | -10.65% |
| Avg time to new high | 43 days | 12 days |
| Max time to new high | 1456 days | 1805 days |
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