Return On Equity of PROTHENA CORP PUBLIC LTD CO from 30 Sep 2018 to 30 Sep 2025

Taxonomy & unit
ratio: %
Description
Return on equity can be defined as the amount of net income returned as a percentage of shareholders equity. Return on equity measures a corporation's profitability by revealing how much profit a company generates with the money shareholders have invested.
Summary
PROTHENA CORP PUBLIC LTD CO quarterly and annual Return On Equity in % history and change rate from 30 Sep 2018 to 30 Sep 2025.
  • PROTHENA CORP PUBLIC LTD CO Return On Equity for the quarter ending 30 Sep 2025 was -73%, a 200% decline year-over-year.
  • PROTHENA CORP PUBLIC LTD CO annual Return On Equity for 2024 was -23%, a 6.4% increase from 2023.
  • PROTHENA CORP PUBLIC LTD CO annual Return On Equity for 2023 was -25%, a 0.56% increase from 2022.
  • PROTHENA CORP PUBLIC LTD CO annual Return On Equity for 2022 was -25%, a 238% decline from 2021.
Return On Equity, Quarterly (%)
Return On Equity, YoY Quarterly Change (%)
Return On Equity, Annual (%)
Return On Equity, YoY Annual Change (%)

PROTHENA CORP PUBLIC LTD CO Quarterly Return On Equity (%)

Period Value YoY Chg Change % Start Date End Date
Q3 2025 -73% -48% -200% 01 Jul 2025 30 Sep 2025
Q2 2025 -68% -59% -655% 01 Apr 2025 30 Jun 2025
Q1 2025 -22% +8.9% +29% 01 Jan 2025 31 Mar 2025
Q4 2024 -23% +1.6% +6.4% 01 Oct 2024 31 Dec 2024
Q3 2024 -24% -12% -101% 01 Jul 2024 30 Sep 2024
Q2 2024 -9% +16% +65% 01 Apr 2024 30 Jun 2024
Q1 2024 -30% -5.5% -22% 01 Jan 2024 31 Mar 2024
Q4 2023 -25% +0.14% +0.56% 01 Oct 2023 31 Dec 2023
Q3 2023 -12% +24% +67% 01 Jul 2023 30 Sep 2023
Q2 2023 -25% -25% -7719% 01 Apr 2023 30 Jun 2023
Q1 2023 -25% -41% -256% 01 Jan 2023 31 Mar 2023
Q4 2022 -25% -43% -238% 01 Oct 2022 31 Dec 2022
Q3 2022 -36% -60% -257% 01 Jul 2022 30 Sep 2022
Q2 2022 -0.33% +30% +99% 01 Apr 2022 30 Jun 2022
Q1 2022 16% +74% 01 Jan 2022 31 Mar 2022
Q4 2021 18% +68% 01 Oct 2021 31 Dec 2021
Q3 2021 23% +65% 01 Jul 2021 30 Sep 2021
Q2 2021 -31% +3.8% +11% 01 Apr 2021 30 Jun 2021
Q1 2021 -58% -29% -101% 01 Jan 2021 31 Mar 2021
Q4 2020 -50% -24% -91% 01 Oct 2020 31 Dec 2020
Q3 2020 -42% -16% -64% 01 Jul 2020 30 Sep 2020
Q2 2020 -35% -8.4% -32% 01 Apr 2020 30 Jun 2020
Q1 2020 -29% +9.7% +25% 01 Jan 2020 31 Mar 2020
Q4 2019 -26% +17% +39% 01 Oct 2019 31 Dec 2019
Q3 2019 -26% +22% +46% 01 Jul 2019 30 Sep 2019
Q2 2019 -26% 01 Apr 2019 30 Jun 2019
Q1 2019 -38% 01 Jan 2019 31 Mar 2019
Q4 2018 -44% 01 Oct 2018 31 Dec 2018
Q3 2018 -48% 01 Jul 2018 30 Sep 2018

PROTHENA CORP PUBLIC LTD CO Annual Return On Equity (%)

Period Value YoY Chg Change % Start Date End Date
2024 -23% +1.6% +6.4% 01 Jan 2024 31 Dec 2024
2023 -25% +0.14% +0.56% 01 Jan 2023 31 Dec 2023
2022 -25% -43% -238% 01 Jan 2022 31 Dec 2022
2021 18% +68% 01 Jan 2021 31 Dec 2021
2020 -50% -24% -91% 01 Jan 2020 31 Dec 2020
2019 -26% +17% +39% 01 Jan 2019 31 Dec 2019
2018 -44% 01 Jan 2018 31 Dec 2018
* An asterisk sign (*) next to the value indicates that the value is likely invalid.