PRTA Stock Chart
Prothena Corporation plc
$8.48
+$0.11(+1.25%)
39
Overall
60
Value
20
Tech
39
Quality
Market Cap
$429.69M
Volume
159.44K
52W Range
$7.73 - $11.80
Target Price
$19.33
PRTA stock chart: Prothena Corporation plc's price history from one week to all-time, with daily volume. The 52-week range is $7.73 to $11.80.
PRTA Stock Price History
- Close (Oct 14, 2026)
- $8.37
- Return since Oct 13, 2025
- -19.13%
- High (period)
- $11.51
- Low (period)
- $7.91
- 50-day moving average
- $8.87
- 200-day moving average
- $9.28
| Month | Close |
|---|---|
| Oct 2026 | $8.37 |
| Sep 2026 | $8.38 |
| Aug 2026 | $9.35 |
| Jul 2026 | $8.12 |
| Jun 2026 | $9.79 |
| May 2026 | $10.18 |
| Apr 2026 | $11.06 |
| Mar 2026 | $9.72 |
| Feb 2026 | $8.67 |
| Jan 2026 | $8.81 |
| Dec 2025 | $9.55 |
| Nov 2025 | $10.75 |
| A | B | C | D | |
|---|---|---|---|---|
| 1 | Symbol | Price | Change | Vol |
| 2 | PRTA | $8.48 | +1.3% | 159.44K |
| 3 | ||||
| 4 | ||||
| 5 | ||||
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