PRTA
Prothena Corporation plc
8.30$
-4.1%
vs. previous close
Closing price · As of: Sep 24, 2026
Statements
Balance Sheet
All figures as the change versus the prior period, in percent. Periods without a positive comparison base stay empty.
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| – | -6.8% | -10.5% | +3.6% | -7.8% | -8.1% | -9.5% | -19.4% | -11.6% | -7.3% | +7.1% | -13.5% | |
| – | -7.4% | -11.5% | +3.6% | -8.7% | -9.3% | -10.1% | -11.6% | -11.8% | -7.3% | +7.6% | -13.9% | |
| – | -7.8% | -11.7% | +3.2% | -8.0% | -9.2% | -11.3% | -11.1% | -10.9% | -7.0% | +7.1% | -12.5% | |
| – | -7.8% | -11.7% | +3.2% | -8.0% | -9.2% | -11.3% | -11.1% | -10.9% | -7.0% | +7.1% | -12.5% | |
| – | +0.0% | -100.0% | – | – | – | – | – | – | – | – | – | |
| – | -144.9% | – | – | – | – | – | – | – | – | – | – | |
| – | – | – | – | – | – | – | – | – | – | – | – | |
| – | +4.1% | -10.5% | -47.3% | -4.3% | -1.2% | -4.2% | +29.6% | -22.9% | -19.6% | -19.5% | -57.9% | |
| – | +6.6% | -23.9% | +8.0% | -0.7% | +4.5% | -0.1% | +39.9% | -24.1% | -20.6% | -20.4% | -64.1% | |
| – | -38.7% | +112.9% | +8.7% | +1.3% | -0.1% | +0.7% | +8.6% | +0.9% | +0.2% | +0.2% | +2.4% | |
| – | +30.5% | -43.2% | -35.6% | +11.2% | -24.8% | +106.3% | -23.9% | -13.9% | -44.1% | -26.8% | -54.8% | |
| – | -9.1% | -10.5% | +15.8% | -8.2% | -8.9% | -10.1% | -25.9% | -9.0% | -4.9% | +11.5% | -8.2% | |
| – | – | – | – | – | – | – | – | – | – | – | – | |
| – | -7.5% | +0.1% | +2.5% | -2.3% | +0.0% | +0.0% | +0.0% | +0.0% | +0.0% | +0.5% | -3.6% |
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.