Company / Operating Income per Share
PROTHENA CORP PUBLIC LTD CO Operating Income per Share History
FY2016-FY2025 · Annual data · Source: SEC filings
At a glance
Latest annual filing availableLatest Operating Income per Share
-$3.55
FY2025
5-year range
-$3.55 / $1.38
FY2021-FY2025
Trend
-44.8%
vs FY2024
Sector context
Sector data unavailable
Latest sector comparison
What the data says
Operating Income per Share has fluctuated over the past 10 years, ranging from $-4.15 in FY2018 to $1.38 in FY2023.
Based on SEC 10-K filings.
-3.55 in FY2025.
Declined from $1.38 to $-3.55 over the past 2 years.
Operating Income per Share over time
Growth rates
- 3-Year CAGR
- -
- 5-Year CAGR
- -
- 10-Year CAGR
- -
Key checks
Key Insights
- In FY2025, operating income per share decreased 44.8% year-over-year.
- Peak operating income per share was recorded in FY2023.
- Lowest operating income per share in the period was in FY2018.
Company context
Key Data Points
- Low Piotroski F-Score: 2/9 (multiple financial health concerns)
- High earnings quality (cash-backed earnings)
Data sourced from SEC EDGAR filings. Not investment advice.
Annual data
| Year | Operating Income per ShareValue | YoY GrowthYoY |
|---|---|---|
| FY2025 | -$3.55 | -44.8% |
| FY2024 | -$2.45 | -277.4% |
| FY2023 | $1.38 | +157.2% |
| FY2022 | -$2.42 | -12.6% |
| FY2021 | -$2.15 | +46.1% |
| FY2020 | -$3.98 | -2.2% |
| FY2019 | -$3.89 | +6.1% |
| FY2018 | -$4.15 | -80.2% |
| FY2017 | -$2.30 | -998.2% |
| FY2016 | -$0.21 | +85.8% |
As of FY2025 · SEC 10-K Annual Filings · Updated Jun 28, 2026