When did PROTHENA CORP PLC (PRTA) report earnings last quarter?
PROTHENA CORP PLC (PRTA) last reported earnings on 2/19/2026.
PROTHENA CORP PLC (PRTA) Earnings History & Surprises
NASDAQ:PRTA • IE00B91XRN20
Current stock price
9.52 USD
+0.21 (+2.26%)
At close:
9.52 USD
0 (0%)
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PRTA Earnings overview
Past quarterly earnings results for PROTHENA CORP PLC (PRTA), including EPS and revenue actuals, analyst estimates, and surprise percentages. This page focuses on historical performance (not forecasts).
Earnings Snapshot
Next Earnings Date
Upcoming- Release Date
- May 6, 2026
- Period
- Q1 / 2026
- EPS Estimate
- -$0.36
- Revenue Estimate
- 824.16K
Last Reported
Most Recent- Release Date
- Feb 19, 2026
- Period
- Q4 / 2025
- EPS Reported
- -$0.40
- EPS Surprise
- 29.83%
- Revenue Surprise
- -98.52%
Beat Rate
Last 8 Quarters 31%
EPS and Revenue beats vs estimates
Quarterly Earnings Historical Results
EPS & Revenue History (in USD): Actual vs estimated values, surprises, q2q growth and acceleration numbers quarterly history.
| Quarter | EPS | EPS Est | EPS Surprise | EPS Q2Q | Revenue | Revenue Est | Revenue Surprise | Revenue Q2Q |
|---|---|---|---|---|---|---|---|---|
| Q4 2025 | -0.40 | -0.57 | 29.83% | 62.96% | 21K | 1.418M | -98.52% | -99.01% |
| Q3 2025 | -0.68 | -0.70 | 2.98% | 38.18% | 2.415M | 6.771M | -64.33% | 148.97% |
| Q2 2025 | -1.73 | -1.34 | -28.86% | -241.80% | 4.42M | 5.47M | -19.20% | -96.65% |
| Q1 2025 | -1.12 | -0.99 | -12.81% | 16.42% | 2.828M | 6.392M | -55.76% | 5,556.00% |
| Q4 2024 | -1.08 | -1.06 | -1.61% | 14.29% | 2.123M | 7.684M | -72.37% | 571.84% |
| Q3 2024 | -1.10 | -1.20 | 8.41% | -389.47% | 970K | 1.25M | -22.40% | -98.86% |
| Q2 2024 | 1.22 | -1.07 | 213.55% | 218.45% | 132.014M | 10.943M | 1,106.38% | 3,184.75% |
| Q1 2024 | -1.34 | -1.23 | -9.36% | -50.56% | 50K | 2.209M | -97.74% | -97.69% |
| Q4 2023 | -1.26 | -1.24 | -1.53% | -1,150.00% | 316K | 2.196M | -85.61% | -99.37% |
| Q3 2023 | 0.38 | -0.33 | 215.70% | 139.18% | 84.866M | 42.526M | 99.56% | 5,557.73% |
| Q2 2023 | -1.03 | -1.02 | -1.40% | -17.05% | 4.019M | 4.613M | -12.88% | 209.15% |
| Q1 2023 | -0.89 | -0.96 | 7.61% | -14.10% | 2.169M | 7.516M | -71.14% | 80.75% |
| Q4 2022 | 0.12 | -0.48 | 125.26% | 116.90% | 49.9M | 29.727M | 67.86% | 4,058.33% |
| Q3 2022 | -0.97 | -0.54 | -79.92% | -145.54% | 1.5M | 22.504M | -93.33% | -98.92% |
| Q2 2022 | -0.88 | -0.53 | -64.80% | -251.72% | 1.3M | 17.519M | -92.58% | -97.84% |
| Q1 2022 | -0.78 | -0.69 | -13.07% | 14.29% | 1.2M | 8.247M | -85.45% | 500.00% |
| Q4 2021 | -0.71 | -0.60 | -19.25% | 7.79% | 1.2M | 12.052M | -90.04% | 200.00% |
| Q3 2021 | 2.13 | 2.32 | -8.33% | 376.62% | 139.2M | 142.85M | -2.56% | 69,500.00% |
| Q2 2021 | 0.58 | 1.02 | -43.01% | 187.88% | 60.1M | 71.6M | -16.06% | 29,950.00% |
| Q1 2021 | -0.91 | -0.55 | -64.60% | -54.24% | 200K | 10.324M | -98.06% | 100.00% |
| Q4 2020 | -0.77 | -0.78 | 1.82% | - | 400K | 178.5K | 124.09% | - |
| Q3 2020 | -0.77 | -0.67 | -15.75% | - | 200K | 172.553K | 15.91% | - |
| Q2 2020 | -0.66 | -0.63 | -5.30% | - | 200K | 154.703K | 29.28% | - |
| Q1 2020 | -0.59 | -0.58 | -1.02% | - | 100K | 199.747K | -49.94% | - |
Notes
- EPS and Revenue values are non-GAAP when available, otherwise GAAP.
- Surprise % is (Actual - Estimate) / |Estimate|. Green indicates positive surprise, red negative.
- Q2Q % is quarter-over-quarter growth. Green indicates growth, red indicates decline.
- Green right border indicates acceleration for sales or earnings growth. Acceleration is the case when the current Q2Q is above the previous Q2Q.
Earnings Q2Q Performance Trends
EPS Historical Q2Q growth and Acceleration
Revenue Historical Q2Q growth and Acceleration
Surprise distribution (Last 4 Quarters)
EPS beat statistics
EPS beat (4)
2
Average EPS beat (4)
-2.22%
Max EPS beat (4)
29.83%
Min EPS beat (4)
-28.86%
Revenue beat statistics
Revenue beat (4)
0
Average Revenue beat (4)
-59.45%
Max Revenue beat (4)
-19.20%
Min Revenue beat (4)
-98.52%
Analysis
In the last 4 quarters, PRTA has beaten EPS estimates in 2 out of 4 releases
PRTA has not beaten revenue estimates in any of the last 4 earnings releases
In the last 4 quarters, PRTA reported -2.2% below the EPS estimates on average.
In the last 4 quarters, PRTA reported -59.5% below the revenue estimates on average.
Related analysis
PROTHENA CORP PLC / PRTA Earnings FAQ
Did PRTA stock beat earnings estimates in the most recent quarter?
PROTHENA CORP PLC (PRTA) beat EPS estimates and missed revenue estimates in the most recent quarter.
What percentage of the time does PRTA stock beat earnings estimates?
In the last 4 quarters, PROTHENA CORP PLC (PRTA) has beaten EPS estimates in 2 out of 4 releases.