Prothena Corporation plc (PRTA) Earnings Dates & History
NASDAQ·Healthcare·Biotechnology
$11.55
+7.04%
Mkt Cap $578.71M
View all PRTA historical earnings dates, EPS results vs estimates, and post-earnings stock moves. PRTA has 55 quarters of earnings on Earnings Labs, with the most recent call on Thursday, February 19, 2026. The next PRTA earnings call is scheduled for Thursday, May 14, 2026.
EPS — Estimate vs Actual
Revenue — 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 | — | — | — |