Prothena
PRTA
Prothena (PRTA) earnings history
Most recent quarter
- Fiscal period
- Q2 2026
- Period end
- Jun 30, 2026
- EPS actual
- −$0.36
- EPS estimate
- −$0.36
- EPS surprise
- −0.47%
- Revenue surprise
- +8.99%
- Revenue
- $1.0M
- Revenue estimate
- $926,667.00
- Reported
- Aug 6, 2026
Earnings history
| Period | Reported | EPS estimate | EPS actual | Surprise | Revenue | Filing |
|---|---|---|---|---|---|---|
| Q2 2026 | Aug 6, 2026 | −$0.36 | −$0.36 | −0.47% | $1.0M | SEC |
| Q1 2026 | May 7, 2026 | −$0.35 | $0.60 | +272.27% | $51.1M | SEC |
| Q4 2025 | Feb 19, 2026 | −$0.56 | −$0.40 | +28.39% | $21,000.00 | SEC |
| Q3 2025 | Nov 6, 2025 | −$0.69 | −$0.68 | +1.03% | $2.4M | SEC |
| Q2 2025 | Aug 4, 2025 | −$1.25 | −$2.34 | −86.63% | $4.4M | SEC |
| Q1 2025 | May 8, 2025 | −$0.97 | −$1.12 | −15.46% | $2.8M | SEC |
| Q4 2024 | Feb 20, 2025 | −$1.02 | −$1.08 | −5.54% | $2.1M | SEC |
| Q3 2024 | Nov 12, 2024 | −$1.17 | −$1.10 | +5.78% | $970,000.00 | SEC |
| Q2 2024 | Aug 8, 2024 | −$1.06 | $1.22 | +215.21% | $132.0M | SEC |
| Q1 2024 | May 8, 2024 | −$1.16 | −$1.34 | −15.77% | $50,000.00 | SEC |
| Q4 2023 | Feb 15, 2024 | −$1.18 | −$1.26 | −7.18% | $316,000.00 | SEC |
| Q3 2023 | Nov 2, 2023 | −$0.32 | $0.38 | +217.72% | $84.9M | SEC |
| Q2 2023 | Aug 3, 2023 | −$0.93 | −$1.03 | −10.42% | $4.0M | SEC |
| Q1 2023 | May 4, 2023 | −$0.87 | −$0.89 | −2.23% | $2.2M | SEC |
| Q4 2022 | Feb 23, 2023 | −$0.47 | $0.12 | +125.76% | $49.9M | SEC |
| Q3 2022 | Nov 3, 2022 | −$0.59 | −$0.97 | −65.78% | $1.5M | SEC |
| Q2 2022 | Aug 8, 2022 | −$0.52 | −$0.88 | −68.20% | $1.3M | SEC |
| Q1 2022 | May 5, 2022 | −$0.69 | −$0.78 | −12.83% | $1.2M | SEC |
| Q4 2021 | Feb 17, 2022 | −$0.58 | −$0.71 | −21.64% | $1.2M | SEC |
| Q3 2021 | Nov 4, 2021 | $2.26 | $2.13 | −5.90% | $139.2M | SEC |
Quarterly revenue
Frequently asked questions
When did Prothena (PRTA) last report earnings?
Prothena last reported on Aug 6, 2026, covering fiscal Q2 2026.
Did PRTA beat earnings estimates?
No. Prothena reported EPS of −$0.36 for Q2 2026 against a −$0.36 estimate — a 0.47% miss.
How much revenue did PRTA report last quarter?
Prothena reported $1.0M in revenue for Q2 2026, against a consensus estimate of $926,667.00.
Earnings figures may be restated, revised or corrected by the issuer. Past results do not indicate future performance.
This page is for informational purposes only. Nothing on it is a recommendation, solicitation or offer to buy or sell any security, nor investment, legal or tax advice. Light Horse Securities Inc does not verify third-party data and is not responsible for its accuracy, completeness or timeliness.