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Prothena Corp Public Ltd Co (NASDAQ:PRTA)
IE · Delayed Price · Currency is USD
Healthcare · Biotechnology
8.36+0.16 (+1.95%)
Insider Score
––Not scored
PRTA Insider Score
Insiders filed in the last 90 days, but none of those trades qualified for scoring — round-trip buys and filings whose price is far off the market are excluded.
PRTA Income Statement
| Fiscal Period | Q2 2026 | Q1 2026 | Q4 2025 | Q3 2025 | Q2 2025 | Q1 2025 |
|---|---|---|---|---|---|---|
| Period Ending | Jun 30, 2026 | Mar 31, 2026 | Dec 31, 2025 | Sep 30, 2025 | Jun 30, 2025 | Mar 31, 2025 |
| Revenue | 1.01 M | 51.08 M | 21.00 K | 2.42 M | 4.42 M | 2.83 M |
| Revenue Growth (YoY) | -77.15 % | 1706.36 % | -99.01 % | 148.97 % | -96.65 % | 5556.00 % |
| Cost of Revenue | 0.00 | 918.00 K | 942.00 K | 28.94 M | 0.00 | 0.00 |
| Gross Profit | 1.01 M | 50.17 M | -921.00 K | -26.52 M | 4.42 M | 2.83 M |
| SG&A Expense | 10.90 M | 12.67 M | 12.65 M | 13.24 M | 15.91 M | 17.60 M |
| R&D Expense | 8.80 M | 12.63 M | 14.59 M | 28.94 M | 40.52 M | 50.81 M |
| Operating Expenses | 22.11 M | 24.38 M | 26.29 M | 13.72 M | 89.04 M | 68.41 M |
| Operating Income | -21.10 M | 25.79 M | -27.21 M | -40.24 M | -84.62 M | -65.58 M |
| Pretax Income | -18.58 M | 32.72 M | -21.58 M | -36.17 M | -80.97 M | -61.37 M |
| Tax Provision | 2.00 K | 1.00 K | 10.00 K | 371.00 K | 44.80 M | -1.18 M |
| Net Income | -18.58 M | 32.72 M | -21.59 M | -36.54 M | -125.77 M | -60.20 M |
| EPS (Basic) | -0.36 | 0.61 | -0.40 | -0.68 | -2.34 | -1.12 |
| EPS (Diluted) | -0.36 | 0.60 | -0.40 | -0.68 | -2.34 | -1.12 |
| Shares Outstanding | 52.15 M | 53.71 M | 53.83 M | 53.83 M | 53.83 M | 53.83 M |
Quarterly figures; YoY compares the same fiscal quarter a year earlier. Source: public market data.
Disclaimer — Informational only — not investment advice. Insider transaction data is sourced from SEC Form 4 filings; market data from public feeds and may be delayed. The Insider Score is a proprietary score for research purposes and does not predict future performance. Always do your own research.