Prothena Corporation plc (PRTA) Earnings Dates & History
NASDAQ·Healthcare·Biotechnology
$8.29
+0.24%
Mkt Cap $460.19M
EPS — Estimate vs Actual
Quarterly History
| Q1 2026 Feb 19, 2026 | $1.33M | $21.00K | -98.43% | -$0.45 | -$0.44 | +2.22% |
| Q4 2025 Nov 6, 2025 | $666.67K | $2.42M | +262.25% | -$0.60 | -$0.67 | -11.67% |
| Q3 2025 Aug 4, 2025 | $6.64M | $4.42M | -33.42% | -$1.11 | -$1.86 | -67.57% |
| Q2 2025 May 8, 2025 | $15.34M | $2.83M | -81.56% | -$0.92 | -$1.12 | -21.74% |
| Q1 2025 Feb 20, 2025 | $7.53M | $2.12M | -71.82% | -$1.02 | -$1.08 | -5.88% |
| Q4 2024 Nov 12, 2024 | $1.23M | $970.00K | -21.14% | -$1.18 | -$1.10 | +6.78% |
| Q3 2024 Aug 8, 2024 | $10.73M | $132.01M | +1130.33% | -$1.05 | $1.22 | +216.19% |
| Q2 2024 May 8, 2024 | $1.84M | $50.00K | -97.28% | -$1.21 | -$1.34 | -10.74% |
| Q1 2024 Feb 15, 2024 | $2.15M | $316.00K | -85.30% | -$1.23 | -$1.26 | -2.44% |
| Q4 2023 Nov 2, 2023 | $41.69M | $84.87M | +103.56% | -$0.32 | $0.38 | +218.75% |
| Q3 2023 Aug 3, 2023 | $4.52M | $4.02M | -11.08% | -$0.92 | -$1.03 | -11.96% |
| Q2 2023 May 4, 2023 | $4.52M | $2.17M | -52.01% | -$0.83 | -$0.89 | -7.23% |
| Q1 2023 Feb 23, 2023 | $7.37M | $49.92M | +577.38% | -$0.47 | $0.12 | +125.53% |
| Q4 2022 Nov 3, 2022 | $25.22M | $1.52M | -93.98% | -$0.31 | -$0.97 | -212.90% |
| Q3 2022 Aug 8, 2022 | $17.18M | $1.31M | -92.36% | -$0.51 | -$0.88 | -72.55% |
| Q2 2022 May 5, 2022 | $8.09M | $1.15M | -85.74% | -$0.85 | -$0.78 | +8.24% |
| Q1 2022 Feb 17, 2022 | $7.12M | $1.17M | -83.53% | -$0.74 | -$0.71 | +4.05% |
| Q4 2021 Nov 4, 2021 | $140.05M | $139.17M | -0.63% | $2.28 | $2.13 | -6.58% |
| Q3 2021 Aug 5, 2021 | $70.20M | $60.07M | -14.43% | $1.00 | $0.58 | -42.00% |
| Q2 2021 May 11, 2021 | $124.67K | $160.00K | +28.34% | -$0.80 | -$0.91 | -13.75% |
| Q1 2021 Feb 11, 2021 | $170.00K | $360.00K | +111.76% | -$0.83 | -$0.77 | +7.23% |
| Q4 2020 Nov 4, 2020 | $132.53K | $157.00K | +18.46% | -$0.68 | -$0.77 | -13.24% |
| Q3 2020 Aug 6, 2020 | $180.23K | $195.00K | +8.20% | -$0.64 | -$0.66 | -3.13% |
| Q2 2020 May 6, 2020 | $136.22K | $141.00K | +3.51% | -$0.60 | -$0.59 | +1.67% |
| Q1 2020 Feb 12, 2020 | $284.44K | $256.00K | -10.00% | -$0.65 | -$0.54 | +16.92% |
| Q4 2019 Nov 5, 2019 | $213.37K | $205.00K | -3.92% | -$0.54 | -$0.49 | +9.26% |
| Q3 2019 Aug 6, 2019 | $233.80K | $167.00K | -28.57% | -$0.56 | -$0.40 | +28.57% |
| Q2 2019 May 7, 2019 | $221.77K | $186.00K | -16.13% | -$0.60 | -$0.52 | +13.33% |
| Q1 2019 Feb 14, 2019 | $325.64K | $194.00K | -40.43% | -$0.96 | -$0.56 | +41.67% |
| Q4 2018 Nov 6, 2018 | $410.97K | $255.00K | -37.95% | -$1.05 | -$0.70 | +33.33% |
| Q3 2018 Aug 7, 2018 | $210.93K | $279.00K | +32.27% | -$0.88 | -$0.98 | -11.36% |
| Q2 2018 May 8, 2018 | $156.98K | $227.00K | +44.60% | -$1.23 | -$1.26 | -2.44% |
| Q1 2018 Feb 14, 2018 | $274.52K | $229.00K | -16.58% | -$1.44 | -$1.24 | +13.89% |
| Q4 2017 Nov 7, 2017 | $223.21K | $219.00K | -1.89% | -$1.41 | -$1.37 | +2.84% |
| Q3 2017 Aug 8, 2017 | $51.29M | $26.81M | -47.72% | -$0.89 | -$0.46 | +48.31% |
| Q2 2017 May 9, 2017 | $365.05K | $259.00K | -29.05% | -$1.32 | -$0.99 | +25.00% |
| Q1 2017 Feb 14, 2017 | $135.03K | $171.00K | +26.63% | -$1.24 | -$1.41 | -13.71% |
| Q4 2016 Nov 1, 2016 | $280.79K | $286.00K | +1.85% | -$1.23 | -$1.26 | -2.44% |
| Q3 2016 Aug 2, 2016 | $254.49K | $333.00K | +30.85% | -$0.89 | -$1.18 | -32.58% |
| Q2 2016 May 3, 2016 | $256.67K | $265.00K | +3.25% | -$0.70 | -$0.81 | -15.71% |
| Q1 2016 Feb 18, 2016 | $330.39K | $307.00K | -7.08% | -$0.79 | -$0.76 | +3.80% |
| Q4 2015 Nov 2, 2015 | $388.77K | $429.00K | +10.35% | -$0.66 | -$0.73 | -10.61% |
| Q3 2015 Aug 4, 2015 | $265.76K | $278.00K | +4.60% | -$0.57 | -$0.59 | -3.51% |
| Q2 2015 May 5, 2015 | $632.91K | $593.00K | -6.31% | -$0.59 | -$0.55 | +6.78% |
| Q1 2015 Mar 5, 2015 | $2.76M | $2.01M | -27.16% | -$0.65 | -$0.48 | +26.15% |
| Q4 2014 Nov 3, 2014 | $1.86M | $1.49M | -20.21% | -$0.61 | -$0.48 | +21.31% |
| Q3 2014 Aug 4, 2014 | $35.28M | $15.12M | -57.14% | -$0.14 | $0.06 | +142.86% |
| Q2 2014 May 5, 2014 | $32.23M | $32.23M | +0.01% | $0.78 | $0.78 | +0.00% |
| Q1 2014 Mar 6, 2014 | $163.46K | $167.00K | +2.17% | -$0.35 | -$0.47 | -34.29% |
| Q4 2013 Nov 12, 2013 | $204.00K | $171.00K | -16.18% | -$0.62 | -$0.55 | +11.29% |
| Q3 2013 Aug 12, 2013 | $138.13K | $167.00K | +20.90% | -$0.53 | -$0.64 | -20.62% |
| Q1 2013 Mar 29, 2013 | — | $575.00K | — | — | -$0.82 | — |
| Q1 2013 Mar 28, 2013 | — | $944.00K | — | — | -$0.82 | — |
| Q2 2012 Jun 30, 2012 | — | $735.00K | — | — | -$0.55 | — |
| Q1 2012 Mar 31, 2012 | — | $404.00K | — | — | -$0.61 | — |