| PROTHENA CORP PUBLIC LTD CO (PRTA) |
| Q1-CY2026 | Q4-CY2025 | Q3-CY2025 | Q2-CY2025 | Q1-CY2025 | Q4-CY2024 | Q3-CY2024 | Q2-CY2024 | Q1-CY2024 | Q4-CY2023 | Q3-CY2023 | Q2-CY2023 | Q1-CY2023 | Q4-CY2022 | Q3-CY2022 | Q2-CY2022 | Q1-CY2022 | Q4-CY2021 | Q3-CY2021 | Q2-CY2021 | Q1-CY2021 | Q4-CY2020 | Q3-CY2020 | Q2-CY2020 | Q1-CY2020 | Q4-CY2019 | Q3-CY2019 | Q2-CY2019 | Q1-CY2019 | Q4-CY2018 | Q3-CY2018 | Q2-CY2018 | Q1-CY2018 | Q4-CY2017 | Q3-CY2017 | Q2-CY2017 | Q1-CY2017 | Q4-CY2016 | Q3-CY2016 | Q2-CY2016 | Q1-CY2016 | Q4-CY2015 | Q3-CY2015 | Q2-CY2015 | Q1-CY2015 | Q4-CY2014 | Q3-CY2014 | Q2-CY2014 | Q1-CY2014 |
| Balance Sheet Date | | 2025-Dec-31 | 2025-Sep-30 | 2025-Jun-30 | 2025-Mar-31 | 2024-Dec-31 | 2024-Sep-30 | 2024-Jun-30 | 2024-Mar-31 | 2023-Dec-31 | 2023-Sep-30 | 2023-Jun-30 | 2023-Mar-31 | 2022-Dec-31 | 2022-Sep-30 | 2022-Jun-30 | 2022-Mar-31 | 2021-Dec-31 | 2021-Sep-30 | 2021-Jun-30 | 2021-Mar-31 | 2020-Dec-31 | 2020-Sep-30 | 2020-Jun-30 | 2020-Mar-31 | 2019-Dec-31 | 2019-Sep-30 | 2019-Jun-30 | 2019-Mar-31 | 2018-Dec-31 | 2018-Sep-30 | 2018-Jun-30 | 2018-Mar-31 | 2017-Dec-31 | 2017-Sep-30 | 2017-Jun-30 | 2017-Mar-31 | 2016-Dec-31 | 2016-Sep-30 | 2016-Jun-30 | 2016-Mar-31 | 2015-Dec-31 | 2015-Sep-30 | 2015-Jun-30 | 2015-Mar-31 | 2014-Dec-31 | 2014-Sep-30 | 2014-Jun-30 | 2014-Mar-31 |
| Fiscal Period | | Q4-FY2025 | Q3-FY2025 | Q2-FY2025 | Q1-FY2025 | Q4-FY2024 | Q3-FY2024 | Q2-FY2024 | Q1-FY2024 | Q4-FY2023 | Q3-FY2023 | Q2-FY2023 | Q1-FY2023 | Q4-FY2022 | Q3-FY2022 | Q2-FY2022 | Q1-FY2022 | Q4-FY2021 | Q3-FY2021 | Q2-FY2021 | Q1-FY2021 | Q4-FY2020 | Q3-FY2020 | Q2-FY2020 | Q1-FY2020 | Q4-FY2019 | Q3-FY2019 | Q2-FY2019 | Q1-FY2019 | Q4-FY2018 | Q3-FY2018 | Q2-FY2018 | Q1-FY2018 | Q4-FY2017 | Q3-FY2017 | Q2-FY2017 | Q1-FY2017 | Q4-FY2016 | Q3-FY2016 | Q2-FY2016 | Q1-FY2016 | Q4-FY2015 | Q3-FY2015 | Q2-FY2015 | Q1-FY2015 | Q4-FY2014 | Q3-FY2014 | Q2-FY2014 | Q1-FY2014 |
| Close Price of Common Stock | 8.68$ | 9.54$ | 9.76$ | 6.09$ | 12.37$ | 13.83$ | 16.71$ | 20.61$ | 24.72$ | 36.36$ | 48.19$ | 68.22$ | 48.52$ | 60.33$ | 60.64$ | 27.08$ | 36.57$ | 49.49$ | 71.11$ | 51.47$ | 25.20$ | 12.04$ | 10.04$ | 10.40$ | 10.68$ | 15.83$ | 7.85$ | 10.57$ | 12.14$ | 10.30$ | 13.07$ | 14.56$ | 36.79$ | 37.44$ | 64.78$ | | | | | | | | | | | | | | |
| Market Cap of Common Stock | 467,001,119$ | 513,268,878$ | 525,111,474$ | 327,806,320$ | 665,839,767$ | 744,174,764$ | 898,400,663$ | 1,108,237,725$ | 1,327,969,648$ | 1,951,272,090$ | 2,579,866,107$ | 3,598,726,091$ | 2,550,426,338$ | 2,918,558,227$ | 2,845,400,108$ | 1,267,512,546$ | 1,707,297,329$ | 2,305,926,271$ | 3,203,098,861$ | 2,273,728,014$ | 1,007,677,944$ | 480,653,813$ | 400,710,587$ | 415,078,695$ | 426,253,891$ | 631,562,561$ | 313,188,004$ | 421,169,087$ | 483,746,133$ | 410,596,223$ | 520,667,447$ | 579,813,212$ | 1,417,906,430$ | 1,439,446,732$ | 2,479,459,747$ | | | | | | | | | | | | | | |
| QoQ% | (9.01%) | (2.26%) | 60.19% | (50.77%) | (10.53%) | (17.17%) | (18.93%) | (16.55%) | (31.94%) | (24.37%) | (28.31%) | 41.10% | (12.61%) | 2.57% | 124.49% | (25.76%) | (25.96%) | (28.01%) | 40.87% | 125.64% | 109.65% | 19.95% | (3.46%) | (2.62%) | (32.51%) | 101.66% | (25.64%) | (12.94%) | 17.82% | (21.14%) | (10.20%) | (59.11%) | (1.50%) | (41.95%) | | | | | | | | | | | | | | | |
| YoY% | (29.86%) | (31.03%) | (41.55%) | (70.42%) | (49.86%) | (61.86%) | (65.18%) | (69.21%) | (47.93%) | (33.14%) | (9.33%) | 183.92% | 49.38% | 26.57% | (11.17%) | (44.25%) | 69.43% | 379.75% | 699.36% | 447.78% | 136.40% | (23.90%) | 27.95% | (1.45%) | (11.89%) | 53.82% | (39.85%) | (27.36%) | (65.88%) | (71.48%) | (79.00%) | | | | | | | | | | | | | | | | | | |
| Close Price of Warrant | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Close Price of Unit | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Close Price of Right | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Common Shares Outstanding | 53,832,982 | 53,832,982 | 53,829,982 | 53,826,982 | 53,826,982 | 53,826,982 | 53,808,732 | 53,771,845 | 53,720,455 | 53,682,117 | 53,638,615 | 53,493,467 | 52,678,178 | 52,103,608 | 47,885,755 | 46,809,841 | 46,749,766 | 46,660,294 | 46,533,247 | 44,913,024 | 44,175,792 | 39,921,413 | 39,921,413 | 39,911,413 | 39,911,413 | 39,898,561 | 39,896,561 | 39,896,561 | 39,864,561 | 39,863,711 | 39,863,711 | 39,831,836 | 39,821,799 | 38,482,764 | 38,443,261 | 38,156,959 | 37,957,649 | 34,752,116 | 34,456,309 | 34,381,501 | 34,340,208 | 31,744,102 | 31,521,550 | 31,379,986 | 27,466,407 | 27,388,005 | 27,381,624 | 26,663,437 | 21,904,780 |
| QoQ% | .00% | .01% | .01% | .00% | .00% | .03% | .07% | .10% | .07% | .08% | .27% | 1.55% | 1.10% | 8.81% | 2.30% | .13% | .19% | .27% | 3.61% | 1.67% | 10.66% | .00% | .03% | .00% | .03% | .01% | .00% | .08% | .00% | .00% | .08% | .03% | 3.48% | .10% | .75% | .53% | 9.22% | .86% | .22% | .12% | 8.18% | .71% | .45% | 14.25% | .29% | .02% | 2.69% | 21.72% | .22% |
| YoY% | .01% | .01% | .04% | .10% | .20% | .27% | .32% | .52% | 1.98% | 3.03% | 12.01% | 14.28% | 12.68% | 11.67% | 2.91% | 4.22% | 5.83% | 16.88% | 16.56% | 12.53% | 10.69% | .06% | .06% | .04% | .12% | .09% | .08% | .16% | .11% | 3.59% | 3.70% | 4.39% | 4.91% | 10.74% | 11.57% | 10.98% | 10.53% | 9.48% | 9.31% | 9.57% | 25.03% | 15.91% | 15.12% | 17.69% | 25.39% | 25.31% | 54.88% | (99.85%) | 23.90% |