Quick Answer
PROTHENA CORP PUBLIC LTD CO reported Cash and Equivalents of $307.53 million for fiscal year 2025.
PROTHENA CORP PUBLIC LTD CO Cash and Equivalents — Annual History
| Fiscal Year | Cash and Equivalents | YoY Change |
|---|---|---|
| 2025 | $307.53M | -34.8% |
| 2024 | $471.39M | -23.8% |
| 2023 | $618.83M | -12.9% |
| 2022 | $710.41M | +22.7% |
| 2021 | $579.09M | +96.1% |
| 2020 | $295.38M | -21.4% |
| 2019 | $375.72M | -12.1% |
| 2018 | $427.66M | +2.4% |
| 2017 | $417.62M | +7.9% |
| 2016 | $386.92M | +4.4% |
| 2015 | $370.59M | +26.2% |
| 2014 | $293.58M | +66.2% |
| 2013 | $176.68M | +41.5% |
| 2012 | $124.86M | — |
| 2011 | $0.00 | — |
| 2010 | $0.00 | — |
Quarterly Cash and Equivalents
| Quarter Ending | Cash and Equivalents | YoY | QoQ |
|---|---|---|---|
| September 30, 2025 | $330.84M | -36.3% | -10.9% |
| June 30, 2025 | $371.44M | -34.2% | -11.1% |
| March 31, 2025 | $417.94M | -23.5% | -11.3% |
| December 31, 2024 | $471.39M | -23.8% | -9.2% |
| September 30, 2024 | $519.26M | -22.6% | -8.0% |
| June 30, 2024 | $564.12M | -14.4% | +3.2% |
| March 31, 2024 | $546.51M | -20.4% | -11.7% |
| December 31, 2023 | $618.83M | -12.9% | -7.8% |
- PROTHENA CORP PUBLIC LTD CO showed a decrease of -34.8% in Cash and Equivalents compared to the prior fiscal year.
- The most recent figure is from PROTHENA CORP PUBLIC LTD CO’s fiscal year 2025 report (Form 10-K), filed with the SEC on February 27, 2026.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
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