Prothena Corporation plc (PRTA)
NASDAQ: PRTA · Real-Time Price · USD
10.02
+0.75 (8.09%)
At close: Jun 26, 2026, 4:00 PM EDT
10.05
+0.03 (0.30%)
Pre-market: Jun 29, 2026, 5:19 AM EDT
Prothena Corporation Employees
Prothena Corporation had 67 employees as of December 31, 2025. The number of employees decreased by 96 or -58.90% compared to the previous year.
Employees
67
Change (1Y)
-96
Growth (1Y)
-58.90%
Revenue / Employee
$864,776
Profits / Employee
-$2,256,358
Market Cap
524.58M
Employees Chart
Employees History
| Date | Employees | Change (1Y) | Growth (1Y) |
|---|---|---|---|
| Dec 31, 2025 | 67 | -96 | -58.90% |
| Dec 31, 2024 | 163 | -10 | -5.78% |
| Dec 31, 2023 | 173 | 46 | 36.22% |
| Dec 31, 2022 | 127 | 45 | 54.88% |
| Dec 31, 2021 | 82 | 16 | 24.24% |
| Dec 31, 2020 | Upgrade Pro | Upgrade Pro | Upgrade Pro |
| Dec 31, 2019 | Upgrade Pro | Upgrade Pro | Upgrade Pro |
| Dec 31, 2018 | Upgrade Pro | Upgrade Pro | Upgrade Pro |
| Dec 31, 2017 | Upgrade Pro | Upgrade Pro | Upgrade Pro |
| Dec 31, 2016 | Upgrade Pro | Upgrade Pro | Upgrade Pro |
Related Stocks
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|---|---|
| Valneva SE | 674 |
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| Cabaletta Bio | 158 |
| Sutro Biopharma | 133 |
| Neurogene | 131 |
| Kyverna Therapeutics | 129 |
| Ocugen | 116 |
| C4 Therapeutics | 104 |
PRTA News
- 7 weeks ago - Prothena price target raised to $20 from $19 at Citizens - TheFly
- 7 weeks ago - Prothena cuts FY26 net cash used view to $18M-$23M from $50M-$55M - TheFly
- 7 weeks ago - Prothena Reports First Quarter 2026 Financial Results and Business Highlights - Business Wire
- 7 weeks ago - Prothena Corporation Earnings release: Q1 2026 - Filings
- 7 weeks ago - Prothena Corporation Quarterly report: Q1 2026 - Filings
- 7 weeks ago - Prothena Corporation Slides: Corporate presentation - Filings
- 2 months ago - Prothena to Report First Quarter 2026 Financial Results on May 7 - Business Wire
- 2 months ago - Prothena announces Novo Nordisk obtained FDA fast track for PRX004 - TheFly