Quick Answer
PROTHENA CORP PUBLIC LTD CO reported Diluted EPS of $4.53 per share (loss) for fiscal year 2025.
PROTHENA CORP PUBLIC LTD CO Diluted EPS — Annual History
| Fiscal Year | Diluted EPS | YoY Change |
|---|---|---|
| 2025 | -$4.53 | -99.6% |
| 2024 | -$2.27 | +17.8% |
| 2023 | -$2.76 | -11.7% |
| 2022 | -$2.47 | -279.0% |
| 2021 | $1.38 | +149.6% |
| 2020 | -$2.78 | -42.6% |
| 2019 | -$1.95 | — |
Quarterly Diluted EPS
| Quarter Ending | Diluted EPS | YoY | QoQ |
|---|---|---|---|
| September 30, 2025 | -$0.68 | +38.2% | +70.9% |
| June 30, 2025 | -$2.34 | -291.8% | -108.9% |
| March 31, 2025 | -$1.12 | +16.4% | -1.8% |
| September 30, 2024 | -$1.10 | -389.5% | -190.2% |
| June 30, 2024 | $1.22 | +218.4% | +191.0% |
| March 31, 2024 | -$1.34 | -50.6% | -452.6% |
| September 30, 2023 | $0.38 | +139.2% | +136.9% |
| June 30, 2023 | -$1.03 | -17.0% | -15.7% |
- PROTHENA CORP PUBLIC LTD CO showed a decrease of -99.6% in Diluted EPS compared to the prior fiscal year.
- Over the 2019–2025 period, PROTHENA CORP PUBLIC LTD CO’s diluted eps has declined by 132.3% (from $1.95 per share (loss) to $4.53 per share (loss)).
- The most recent figure is from PROTHENA CORP PUBLIC LTD CO’s fiscal year 2025 report (Form 10-K), filed with the SEC on February 27, 2026.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
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