PRTA
Prothena Corporation plc
8.30$
-0.4%
vs. previous close
Closing price · As of: Sep 25, 2026
Statements
Income Statement
All figures as a percentage of revenue in the same period.
Tick rows to compare them in a chart (up to 4)
| Line item | Q3 23 | Q4 23 | Q1 24 | Q2 24 | Q3 24 | Q4 24 | Q1 25 | Q2 25 | Q3 25 | Q4 25 | Q1 26 | Q2 26 | LTM* |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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% | |
| 68.2% | 19,585.8% | 1,774.0% | 43.6% | – | 43.0% | – | – | 1,198.3% | 4,485.7% | 1.8% | – | – | |
| 31.8% | -19,485.8% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | -1,098.3% | -4,385.7% | 98.2% | 100.0% | 43.5% | |
| 68.2% | 19,585.8% | 128,228.0% | 43.6% | 5,229.2% | 2,363.3% | 1,796.7% | 916.7% | 1,198.3% | 69,457.1% | 24.7% | 871.1% | 119.1% | |
| 19.6% | 5,360.8% | 34,928.0% | 12.2% | 1,727.8% | 793.6% | 622.3% | 360.0% | 548.2% | 60,219.0% | 24.8% | 1,079.1% | 90.7% | |
| 19.6% | 5,360.8% | 163,156.0% | 55.8% | 6,957.0% | 3,156.9% | 2,419.0% | 2,014.4% | 568.0% | 125,190.5% | 47.7% | 2,189.2% | 158.6% | |
| 12.1% | -24,846.5% | -163,056.0% | 44.2% | -6,857.0% | -3,056.9% | -2,319.0% | -1,914.4% | -1,666.3% | -129,576.2% | 50.5% | -2,089.2% | -115.1% | |
| – | 2,072.5% | – | – | – | – | – | – | – | – | – | – | – | |
| 29.5% | -20,358.9% | -148,880.0% | 49.1% | -6,168.7% | -2,802.7% | -2,170.2% | -1,831.8% | -1,497.7% | -102,757.1% | 64.1% | -1,839.7% | -80.0% | |
| 3.6% | 994.3% | -4,402.0% | -1.5% | -86.1% | -72.8% | -41.7% | 1,013.6% | 15.4% | 47.6% | 0.0% | 0.2% | 0.7% | |
| 25.8% | -21,353.2% | -144,478.0% | 50.7% | -6,082.6% | -2,729.9% | -2,128.5% | -2,845.4% | -1,513.1% | -102,804.8% | 64.1% | -1,839.9% | -80.7% | |
| 29.7% | -20,271.5% | -148,450.0% | 49.3% | -6,145.4% | -2,792.3% | -2,162.3% | -1,171.5% | -1,488.2% | -98,271.4% | 65.9% | -1,802.0% | -75.4% |
LTM = last twelve months (sum of the four most recent quarters).
Data as of: September 25, 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.