Prothena Corp. Plc (PRTA)
8.20
-0.05
(-0.61%)
USD |
NASDAQ |
Oct 23, 16:00
8.34
+0.14
(+1.71%)
After-Hours: 20:00
Prothena 1 Year Total Returns (Daily) : -15.90% for Oct. 23, 2026
1 Year Total Returns (Daily) Chart
Historical 1 Year Total Returns (Daily) Data
| Date | Value |
|---|---|
| October 23, 2026 | -15.90% |
| October 22, 2026 | -16.50% |
| October 21, 2026 | -21.39% |
| October 20, 2026 | -18.03% |
| October 19, 2026 | -14.52% |
| October 16, 2026 | -17.24% |
| October 15, 2026 | -20.26% |
| October 14, 2026 | -17.29% |
| October 13, 2026 | -19.23% |
| October 12, 2026 | -16.12% |
| October 09, 2026 | -14.17% |
| October 08, 2026 | -16.81% |
| October 07, 2026 | -16.62% |
| October 06, 2026 | -18.66% |
| October 05, 2026 | -16.63% |
| October 02, 2026 | -16.32% |
| October 01, 2026 | -13.91% |
| September 30, 2026 | -14.14% |
| September 29, 2026 | -10.04% |
| September 28, 2026 | -7.33% |
| September 25, 2026 | -11.43% |
| September 24, 2026 | -10.73% |
| September 23, 2026 | 4.45% |
| September 22, 2026 | 8.44% |
| September 21, 2026 | 5.45% |
| Date | Value |
|---|---|
| September 18, 2026 | 4.89% |
| September 17, 2026 | 4.96% |
| September 16, 2026 | 0.98% |
| September 15, 2026 | 2.08% |
| September 14, 2026 | 7.92% |
| September 11, 2026 | 5.93% |
| September 10, 2026 | 8.61% |
| September 09, 2026 | 11.51% |
| September 08, 2026 | 12.37% |
| September 04, 2026 | 19.61% |
| September 03, 2026 | 14.42% |
| September 02, 2026 | 17.11% |
| September 01, 2026 | 17.20% |
| August 31, 2026 | 14.02% |
| August 28, 2026 | 13.23% |
| August 27, 2026 | 6.19% |
| August 26, 2026 | 10.78% |
| August 25, 2026 | 12.41% |
| August 24, 2026 | 7.07% |
| August 21, 2026 | 10.40% |
| August 20, 2026 | 5.99% |
| August 19, 2026 | 9.04% |
| August 18, 2026 | 2.11% |
| August 17, 2026 | 7.64% |
| August 14, 2026 | 9.93% |
Total Return Definition
The Total return is the change in price over a specific period of time that includes dividends and distributions paid.
1 Year Total Returns (Daily) Range, Past 5 Years
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Median
1 Year Total Returns (Daily) Benchmarks
| Alkermes Plc | 45.24% |
| Amarin Corp. Plc | -39.41% |
| Agenus, Inc. | 51.44% |
| Amgen, Inc. | 54.12% |
| Anika Therapeutics, Inc. | 122.0% |