Quick Answer
PROTHENA CORP PUBLIC LTD CO reported Research And Development Expense of $134.85 million for the year ending 2025.
- PROTHENA CORP PUBLIC LTD CO showed a decrease of -39.4% in Research And Development Expense 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 2011 to 2025 (15 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 2012: $8.02 million | Q3 2012: $7.53 million | Q1 2013: $5.96 million | Q2 2013: $8.15 million | Q3 2013: $6.35 million | Q1 2014: $9.34 million | Q2 2014: $8.62 million | Q3 2014: $10.39 million | Q1 2015: $10.57 million | Q2 2015: $12.79 million | Q3 2015: $17.19 million | Q1 2016: $20.49 million | Q2 2016: $32.36 million | Q3 2016: $26.84 million | Q1 2017: $25.70 million | Q2 2017: $34.03 million | Q3 2017: $41.32 million | Q1 2018: $34.71 million | Q2 2018: $31.45 million | Q3 2018: $18.52 million | Q1 2019: $13.30 million | Q2 2019: $9.58 million | Q3 2019: $12.49 million | Q1 2020: $15.25 million | Q2 2020: $17.27 million | Q3 2020: $21.61 million | Q1 2021: $21.14 million | Q2 2021: $21.09 million | Q3 2021: $17.99 million | Q1 2022: $27.26 million | Q2 2022: $31.57 million | Q3 2022: $39.86 million | Q1 2023: $44.76 million | Q2 2023: $56.01 million | Q3 2023: $57.91 million | Q1 2024: $64.11 million | Q2 2024: $57.51 million | Q3 2024: $50.72 million | Q1 2025: $50.81 million | Q2 2025: $40.52 million | Q3 2025: $28.94 million.
- Over the full 15 years of available data (2011 to 2025), PROTHENA CORP PUBLIC LTD CO's Research And Development Expense has grown by 457.9%.
- Historical annual values: Fiscal year 2025: $134.85 million | Fiscal year 2024: $222.52 million | Fiscal year 2023: $220.57 million | Fiscal year 2022: $135.56 million | Fiscal year 2021: $82.28 million | Fiscal year 2020: $74.88 million | Fiscal year 2019: $50.84 million | Fiscal year 2018: $101.18 million | Fiscal year 2017: $134.55 million | Fiscal year 2016: $119.53 million | Fiscal year 2015: $58.44 million | Fiscal year 2014: $38.45 million | Fiscal year 2013: $26.05 million | Fiscal year 2012: $34.14 million | Fiscal year 2011: $24.17 million.
- Data sourced from SEC EDGAR public filings as of August 6, 2026.
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