Quick Answer
PROTHENA CORP PUBLIC LTD CO reported Stockholders Equity of $280.47 million for the year ending 2025.
- PROTHENA CORP PUBLIC LTD CO showed a decrease of -42.4% in Stockholders Equity from 2024 to 2025.
- This data is from PROTHENA CORP PUBLIC LTD CO's annual report (Form 10-K), filed with the SEC on February 27, 2026.
- XBRL data for this metric is available from 2012 to 2025 (14 years of filings). Earlier data may not exist in machine-readable XBRL format as companies adopted electronic filing at different times.
- Quarterly values from 10-Q filings: Q2 2013: $107.23 million | Q3 2013: $98.78 million | Q1 2014: $193.01 million | Q2 2014: $298.42 million | Q3 2014: $301.56 million | Q1 2015: $277.43 million | Q2 2015: $395.22 million | Q3 2015: $377.95 million | Q1 2016: $465.78 million | Q2 2016: $430.87 million | Q3 2016: $401.10 million | Q1 2017: $496.25 million | Q2 2017: $486.98 million | Q3 2017: $446.25 million | Q1 2018: $409.51 million | Q2 2018: $356.01 million | Q3 2018: $339.65 million | Q1 2019: $312.13 million | Q2 2019: $302.81 million | Q3 2019: $289.18 million | Q1 2020: $255.04 million | Q2 2020: $234.44 million | Q3 2020: $209.51 million | Q1 2021: $234.58 million | Q2 2021: $288.21 million | Q3 2021: $490.47 million | Q1 2022: $438.89 million | Q2 2022: $407.30 million | Q3 2022: $404.65 million | Q1 2023: $607.41 million | Q2 2023: $581.68 million | Q3 2023: $617.23 million | Q1 2024: $502.40 million | Q2 2024: $581.92 million | Q3 2024: $534.36 million | Q1 2025: $437.68 million | Q2 2025: $324.33 million | Q3 2025: $294.99 million.
- Over the full 14 years of available data (2012 to 2025), PROTHENA CORP PUBLIC LTD CO's Stockholders Equity has grown by 121.7%.
- Historical annual values: Fiscal year 2025: $280.47 million | Fiscal year 2024: $486.93 million | Fiscal year 2023: $561.37 million | Fiscal year 2022: $622.04 million | Fiscal year 2021: $466.04 million | Fiscal year 2020: $184.01 million | Fiscal year 2019: $272.92 million | Fiscal year 2018: $323.00 million | Fiscal year 2017: $407.19 million | Fiscal year 2016: $365.40 million | Fiscal year 2015: $360.67 million | Fiscal year 2014: $289.89 million | Fiscal year 2013: $173.27 million | Fiscal year 2012: $126.48 million.
- Data sourced from SEC EDGAR public filings as of August 6, 2026.
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