PRTA
Prothena Corporation plc
8.30$
-4.1%
vs. previous close
Closing price · As of: Sep 24, 2026
Statements
Income Statement
All figures per share in USD.
Tick rows to compare them in a chart (up to 4)
| Line item | Q3 23 | Q4 23 | Q1 24 | Q2 24 | Q3 24 | Q4 24 | Q1 25 | Q2 25 | Q3 25 | Q4 25 | Q1 26 | Q2 26 | LTM* |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.46 | 0.01 | 0.00 | 2.40 | 0.02 | 0.04 | 0.05 | 0.08 | 0.04 | 0.00 | 0.94 | 0.02 | 1.05 | |
| 1.00 | 1.15 | 0.02 | 1.04 | – | 0.02 | – | – | 0.54 | 0.02 | 0.02 | – | – | |
| 0.46 | -1.15 | 0.00 | 2.40 | 0.02 | 0.04 | 0.05 | 0.08 | -0.49 | -0.02 | 0.93 | 0.02 | 0.46 | |
| 1.00 | 1.15 | 1.19 | 1.04 | 0.94 | 0.93 | 0.94 | 0.75 | 0.54 | 0.27 | 0.23 | 0.17 | 1.25 | |
| 0.29 | 0.32 | 0.33 | 0.29 | 0.31 | 0.31 | 0.33 | 0.30 | 0.25 | 0.23 | 0.23 | 0.21 | 0.95 | |
| 0.29 | 0.32 | 1.52 | 1.34 | 1.25 | 1.25 | 1.27 | 1.65 | 0.25 | 0.49 | 0.45 | 0.42 | 1.66 | |
| 0.18 | -1.46 | -1.52 | 1.06 | -1.24 | -1.21 | -1.22 | -1.57 | -0.75 | -0.51 | 0.48 | -0.40 | -1.20 | |
| – | 0.12 | – | – | – | – | – | – | – | – | – | – | – | |
| 0.43 | -1.20 | -1.39 | 1.18 | -1.11 | -1.11 | -1.14 | -1.50 | -0.67 | -0.40 | 0.60 | -0.36 | -0.84 | |
| 0.05 | 0.06 | -0.04 | -0.04 | -0.02 | -0.03 | -0.02 | 0.83 | 0.01 | 0.00 | 0.00 | 0.00 | 0.01 | |
| 0.38 | -1.26 | -1.34 | 1.22 | -1.10 | -1.08 | -1.12 | -2.34 | -0.68 | -0.40 | 0.60 | -0.36 | -0.84 | |
| 0.43 | -1.19 | -1.38 | 1.18 | -1.11 | -1.10 | -1.14 | -0.96 | -0.67 | -0.38 | 0.62 | -0.35 | -0.79 |
LTM = last twelve months (sum of the four most recent quarters).
Data as of: September 24, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.