Revenue
2018
2019
2020
2021
2022
2023
2024
2025
PROTHENA CORP PUBLIC LTD CO (PRTA)
Price—Loading quote
Net income
2018
2019
2020
2021
2022
2023
2024
2025
Free cash flow
No reported data
Total cash / debt
CashTotal debt
2018
2019
2020
2021
2022
2023
2024
2025
Financial statements
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | $9.7M | $135.2M | $91.4M | $53.9M | $200.6M | $853,000 | $814,000 | $955,000 | $27.5M | $1.1M | $1.6M | $50.9M | $676,000 | $2.7M | — |
| Research & development | $134.9M | $222.5M | $220.6M | $135.6M | $82.3M | $74.9M | $50.8M | $101.2M | $134.5M | $119.5M | $58.4M | $38.5M | $26.1M | $34.1M | $24.2M |
| Operating expenses | $224.3M | $289.7M | $282.4M | $185.5M | $128.6M | $113.6M | $86.5M | $159.8M | $182.8M | $160.6M | $81.5M | $57.5M | $41.1M | $44.1M | $29.8M |
| Operating income | −$214.6M | −$154.6M | −$191.0M | −$131.6M | $72.0M | −$112.7M | −$85.7M | −$158.9M | −$155.3M | −$159.5M | −$79.9M | −$6.6M | −$40.4M | −$41.4M | −$29.2M |
| EBITDAderived | −$213.7M | −$153.7M | −$190.1M | −$130.8M | $73.1M | −$111.2M | −$84.1M | −$155.6M | −$152.2M | −$157.1M | −$79.1M | −$5.9M | −$39.8M | −$40.9M | −$28.9M |
| Net income | −$244.1M | −$122.3M | −$147.0M | −$116.9M | $67.0M | −$111.1M | −$77.7M | −$155.6M | −$153.2M | −$160.1M | −$80.6M | −$7.2M | −$41.0M | −$41.4M | −$29.7M |
| Basic EPSper diluted share | -$4.53 | -$2.27 | -$2.76 | -$2.47 | $1.51 | -$2.78 | -$1.95 | -$3.93 | -$4.07 | -$4.66 | -$2.66 | -$0.29 | -$2.20 | -$2.84 | -$2.05 |
| Diluted EPSper diluted share | -$4.53 | -$2.27 | -$2.76 | -$2.47 | $1.38 | -$2.78 | -$1.95 | -$3.93 | -$4.07 | -$4.66 | -$2.66 | -$0.29 | -$2.20 | -$2.84 | -$2.05 |
Insider buys & sells
| Transaction | Insider | Type | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| Jun 16, 2026Form 4 | SCULLY WILLIAM PTenPercentOwner | BuyOrdinary Shares, par value $0.01 per share | 20.0K | $7.90 | $158.0K | 756.0K |
| Jun 11, 2026Form 4 | SCULLY WILLIAM PTenPercentOwner | BuyOrdinary Shares, par value $0.01 per share | 125.0K | $8.17 | $1.02M | 1.06M |
| Jun 4, 2026Form 4 | SCULLY WILLIAM PTenPercentOwner | BuyOrdinary Shares, par value $0.01 per share | 50.0K | $9.31 | $465.5K | 936.0K |
| Jun 2, 2026Form 4 | SCULLY WILLIAM PTenPercentOwner | BuyOrdinary Shares, par value $0.01 per share | 50.0K | $9.43 | $471.5K | 886.0K |
| May 22, 2026Form 4 | SCULLY WILLIAM PTenPercentOwner | BuyOrdinary Shares, par value $0.01 per share | 100.0K | $9.81 | $981.0K | 836.0K |