Prothena Corporation plc
PRTANASDAQHealthcare● Active
$8.63
$-0.17(-1.88%)
Market Cap$451546669
P/E Ratio—
52W High$11.8
52W Low$4.76
Prothena Corporation plc (PRTA) · Income Statement
Annual, quarterly, or TTM views · SEC 10-K & 10-Q via FMP · adjust period and M/B/T below.
FMP · PRTA · as of 2026-06-08
Financial statements
Revenue · Gross Profit · Net Income
| Breakdown | 2025-12 | 2024-12 | 2023-12 | 2022-12 | 2021-12 |
|---|---|---|---|---|---|
| Revenue | |||||
| Revenue | $9.68M | $135.16M | $91.37M | $53.91M | $200.58M |
| Cost of Revenue | $3.70M | $0.00M | $0.00M | $0.00M | $0.00M |
| Gross Profit | $5.98M | $135.16M | $91.37M | $53.91M | $200.58M |
| Gross Margin %(computed) | 61.77% | 100.00% | 100.00% | 100.00% | 100.00% |
| Operating Expenses | |||||
| R&D Expenses | $134.85M | $222.52M | $220.57M | $135.56M | $82.28M |
| G&A Expenses | $59.39M | $67.20M | $61.84M | $49.90M | $46.32M |
| Total Operating Expenses | $190.54M | $289.72M | $282.41M | $185.46M | $128.60M |
| Operating Income | ($184.56M) | ($154.56M) | ($191.04M) | ($131.56M) | $71.97M |
| Operating Margin %(computed) | — | -114.36% | -209.08% | -244.05% | 35.88% |
| Interest Income | $14.14M | $25.82M | $31.01M | $6.35M | $0.04M |
| Interest Expense | $0.00M | $0.00M | $0.00M | $0.00M | $0.00M |
| Income Before Tax | ($200.83M) | ($128.93M) | ($160.48M) | ($125.61M) | $71.92M |
| Income Tax Expense | $43.26M | ($6.62M) | ($13.45M) | ($8.66M) | $4.95M |
| Net Income | ($244.09M) | ($122.31M) | ($147.03M) | ($116.95M) | $66.97M |
| Net Margin %(computed) | — | -90.49% | -160.91% | -216.95% | 33.39% |
| Per Share & EBITDA | |||||
| EPS (Basic) | $-4.53 | $-2.27 | $-2.76 | $-2.47 | $1.51 |
| Wtd Avg Shares | 53.83M | 53.77M | 53.22M | 47.37M | 44.23M |
| EBITDA | ($197.13M) | ($153.67M) | ($190.11M) | ($130.81M) | $73.09M |
| EBITDA Margin %(computed) | — | -113.70% | -208.06% | -242.67% | 36.44% |
Data source: Financial Modeling Prep · Last updated: 2026-06-08 · USD · M
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About Prothena Corporation plc (PRTA) Income Statement
Prothena Corporation plc (PRTA) income statement data is sourced from SEC Form 10-K and 10-Q filings. For fiscal year 2025, PRTA reported revenue of $0.01B, gross profit of $0.01B (gross margin 61.77%), and net income of ($0.24B) — a net profit margin of -2520.57%.
Frequently asked questions
PRTA · 4 questionsProthena Corporation plc (PRTA) reported revenue of $0.01B for 2025, down 92.8% year-over-year.
PRTA revenuePRTA salesannual revenue YoYincome statement
· Source: FMP /stable/income-statement · SEC EDGAR Form 10-K & 10-Q · As of 2026-06-08