PRTA
Prothena Corporation plc
8.40$
-2.1%
vs. previous close
Closing price · As of: Oct 2, 2026
Statements
Balance Sheet
All figures as a percentage of total assets in the same period.
Tick rows to compare them in a chart (up to 4)
| Line item | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| – | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | |
| – | – | 3.4% | 97.3% | 97.7% | 98.4% | 98.0% | 85.1% | 85.9% | 86.5% | 90.2% | 89.9% | 96.0% | 94.9% | 91.8% | 88.7% | 96.4% | |
| – | – | – | 96.6% | 96.9% | 96.5% | 96.2% | 84.1% | 84.1% | 85.7% | 89.6% | 88.7% | 95.0% | 93.7% | 88.9% | 86.2% | 94.1% | |
| – | – | – | 96.6% | 96.9% | 96.5% | 96.2% | 84.1% | 84.1% | 85.7% | 89.6% | 88.7% | 95.0% | 93.7% | 88.9% | 86.2% | 94.1% | |
| – | – | – | 0.2% | 0.0% | 0.6% | 0.1% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.7% | 0.0% | – | |
| – | – | – | -0.2% | 0.0% | -0.6% | -0.1% | 0.0% | 0.0% | 0.0% | 0.0% | 0.4% | 0.0% | 0.0% | -0.7% | – | – | |
| – | 72.7% | 69.1% | 2.6% | 1.8% | 1.0% | 1.0% | 12.3% | 11.1% | 10.6% | 0.9% | 0.8% | 0.3% | 1.1% | – | – | – | |
| – | – | – | – | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | – | – | – | – | – | – | – | – | |
| – | – | 1.9% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | – | – | – | – | – | – | – | – | |
| – | 97.0% | 277.9% | 2.2% | 5.0% | 4.7% | 6.4% | 20.6% | 18.0% | 35.2% | 34.9% | 44.7% | 23.5% | 17.9% | 19.4% | 11.0% | 14.2% | |
| – | 54.5% | 232.3% | 1.3% | 4.1% | 4.0% | 5.8% | 8.9% | 7.5% | 3.0% | 4.2% | 7.8% | 5.5% | 6.6% | 8.2% | 8.9% | 12.5% | |
| – | – | – | – | 28.0% | 16.8% | 13.2% | 11.2% | 0.1% | 0.3% | 1.2% | 1.7% | 1.0% | 0.9% | 0.2% | 0.5% | 0.9% | |
| – | 3.0% | 10.5% | – | 1.0% | 1.6% | 1.2% | 2.8% | 2.7% | 0.3% | 0.3% | 1.2% | 0.6% | 1.2% | 3.6% | 1.4% | 1.8% | |
| – | – | – | – | 0.0% | 0.0% | 0.0% | 8.5% | 7.2% | – | – | – | – | – | – | – | – | |
| – | 3.0% | -177.9% | 97.8% | 95.0% | 95.3% | 93.6% | 79.4% | 82.0% | 64.8% | 65.1% | 55.3% | 76.5% | 82.1% | 80.6% | 89.0% | 85.8% | |
| – | -378.8% | – | -0.3% | -22.7% | -15.9% | -33.5% | -62.9% | -89.1% | -119.9% | -160.3% | -235.2% | -117.5% | -109.9% | -140.7% | -201.5% | -412.0% | |
| – | 535.7% | 488.6% | 11.3% | 10.2% | 8.1% | 7.9% | 7.5% | 7.6% | 7.9% | 9.5% | 12.0% | 8.0% | 6.2% | 7.6% | 9.8% | 16.5% |
Data as of: October 2, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.