PROTHENA CORPORATION PUBLIC LIMITED COMPANY (PRTA) Return on equity 2016–2025
PROTHENA CORPORATION PUBLIC LIMITED COMPANY (PRTA) return on equity by fiscal year — reported net income divided by year-end shareholders’ equity.
-87.0%FY2025 · since FY2016: -43.8% → -87.0%
| Fiscal year | Value | YoY |
|---|---|---|
| FY2025 | -87.0% | -61.9 pp |
| FY2024 | -25.1% | +1.1 pp |
| FY2023 | -26.2% | -7.4 pp |
| FY2022 | -18.8% | -33.2 pp |
| FY2021 | 14.4% | +74.8 pp |
| FY2020 | -60.4% | -31.9 pp |
| FY2019 | -28.5% | +19.7 pp |
| FY2018 | -48.2% | -10.6 pp |
| FY2017 | -37.6% | +6.2 pp |
| FY2016 | -43.8% | — |
ROE = reported net income ÷ reported year-end shareholders’ equity for the same fiscal year. Heavy buybacks shrink equity and can push ROE very high (or negative-equity years drop out).
Source: SEC XBRL filings · For reference only · Not investment advice
More PRTA financial trends
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