Prothena - Stock Price History | PRTA
Historical daily share price chart and data for Prothena since 2021 adjusted for splits. The latest closing stock price for Prothena as of October 22, 2021 is 61.61.
- The all-time high Prothena stock closing price was 78.89 on September 23, 2021.
- The Prothena 52-week high stock price is 79.75, which is 29.4% above the current share price.
- The Prothena 52-week low stock price is 10.72, which is 82.6% below the current share price.
- The average Prothena stock price for the last 52 weeks is 34.74.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.
| Prothena Historical Annual Stock Price Data |
| Year |
Average Stock Price |
Year Open |
Year High |
Year Low |
Year Close |
Annual % Change |
| 2020 |
11.7699 |
15.6300 |
15.7700 |
7.5400 |
12.0100 |
-24.13% |
| 2019 |
10.5694 |
10.5000 |
17.0100 |
6.8900 |
15.8300 |
53.69% |
| 2018 |
20.4841 |
37.8000 |
45.0400 |
8.7300 |
10.3000 |
-72.53% |
| 2017 |
54.5062 |
49.7900 |
67.7500 |
35.4400 |
37.4900 |
-23.79% |
| 2016 |
47.9551 |
62.2200 |
67.6400 |
30.1200 |
49.1900 |
-27.78% |
| 2015 |
46.1863 |
20.3500 |
75.3100 |
19.0500 |
68.1100 |
228.08% |
| 2014 |
24.7390 |
28.1000 |
48.3000 |
17.2600 |
20.7600 |
-21.72% |
| 2013 |
14.7389 |
7.0000 |
29.0400 |
5.8400 |
26.5200 |
261.80% |
| 2012 |
6.9833 |
7.2000 |
7.3300 |
6.8000 |
7.3300 |
0.00% |
| Sector |
Industry |
Market Cap |
Revenue |
| Medical |
Medical - Biomedical and Genetics |
$2.722B |
$0.001B |
|
Prothena Corporation plc is a biotechnology company focused on the discovery and development of therapeutic monoclonal antibodies for disease-causing proteins. The Company is developing the following programs: NEOD001 for Amyloidosis, NEOD002 for Parkinson's disease, MCAM for Inflammatory disease and Metastatic Cancer and Tau for Alzheimer's disease. Prothena Corporation plc is headquartered in Dublin, Ireland.
|
