PRTA Return on Tangible Equity | PROTHENA CORPORATION PUBLIC LIMITED COMPANY

PROTHENA CORPORATION PUBLIC LIMITED COMPANY (PRTA) Return on Tangible Equity

2026-06-30: Return Tang Equity -15.34%.
2026-03-31: Return Tang Equity -48.37%.
2025-12-31: Return Tang Equity -87.04%.
2025-09-30: Return Tang Equity -95.09%.

Complete source-backed return tang equity history.

Available history: 2011-12-31 to 2026-06-30
Data captured: 2026-09-04

Historical Return Tang Equity

Date	Return Tang Equity
2026-06-30	-15.34%
2026-03-31	-48.37%
2025-12-31	-87.04%
2025-09-30	-95.09%
2025-06-30	-93.41%
2025-03-31	-25.20%
2024-12-31	-25.12%
2024-09-30	-24.67%
2024-06-30	-8.75%
2024-03-31	-34.32%
2023-12-31	-26.19%
2023-09-30	-11.86%
2023-06-30	-24.22%
2023-03-31	-21.00%
2022-12-31	-18.80%
2022-09-30	-38.67%
2022-06-30	-0.36%
2022-03-31	15.36%
2021-12-31	14.37%
2021-09-30	14.16%
2021-06-30	-24.43%
2021-03-31	-53.00%
2020-12-31	-60.42%
2020-09-30	-48.69%
2020-06-30	-38.76%
2020-03-31	-31.52%
2019-12-31	-28.47%
2019-09-30	-27.18%
2019-06-30	-27.64%
2019-03-31	-40.94%
2018-12-31	-48.19%
2018-09-30	-53.28%
2018-06-30	-58.65%
2018-03-31	-40.69%
2017-12-31	-37.64%
2017-09-30	-34.60%
2017-06-30	-29.82%
2017-03-31	-33.85%
2016-12-31	-43.82%
2016-09-30	-33.75%
2016-06-30	-26.72%
2016-03-31	-19.95%
2015-12-31	-22.35%
2015-09-30	-18.41%
2015-06-30	-15.13%
2015-03-31	-14.49%
2014-12-31	-2.47%
2014-09-30	-1.69%
2014-06-30	-0.54%
2014-03-31	-7.36%
2013-12-31	-23.67%
2013-09-30	-42.70%
2013-06-30	-38.38%
2013-03-31	-33.59%
2012-12-31	-32.75%

Annual Return Tang Equity

Date	Return Tang Equity
2025-12-31	-87.03%
2024-12-31	-25.12%
2023-12-31	-26.19%
2022-12-31	-18.80%
2021-12-31	14.37%
2020-12-31	-60.40%
2019-12-31	-28.46%
2018-12-31	-48.19%
2017-12-31	-37.63%
2016-12-31	-43.82%
2015-12-31	-22.35%
2014-12-31	-2.47%
2013-12-31	-23.66%
2012-12-31	-32.74%
2011-12-31	461.00%

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