| 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 |
| Total Assets | | 326,804,000$ | 352,628,000$ | 399,066,000$ | 495,336,000$ | 547,108,000$ | 595,254,000$ | 645,565,000$ | 623,194,000$ | 696,382,000$ | 746,920,000$ | 720,649,000$ | 741,586,000$ | 758,035,000$ | 554,440,000$ | 549,589,000$ | 581,412,000$ | 609,366,000$ | 632,704,000$ | 436,378,000$ | 379,719,000$ | 332,975,000$ | 355,784,000$ | 378,933,000$ | 399,421,000$ | 419,268,000$ | 450,894,000$ | 462,072,000$ | 459,534,000$ | 498,796,000$ | 524,626,000$ | 563,300,000$ | 606,647,000$ | 496,329,000$ | 537,680,000$ | 579,000,000$ | 581,950,000$ | 459,976,000$ | 479,582,000$ | 502,562,000$ | 491,308,000$ | 385,236,000$ | 398,930,000$ | 411,164,000$ | 289,585,000$ | 304,116,000$ | 313,597,000$ | 311,685,000$ | 203,810,000$ |
| Total Current Assets | | 315,193,000$ | 339,974,000$ | 385,475,000$ | 436,173,000$ | 485,412,000$ | 534,984,000$ | 585,978,000$ | 565,868,000$ | 639,282,000$ | 690,604,000$ | 677,103,000$ | 700,343,000$ | 719,098,000$ | 524,562,000$ | 521,294,000$ | 555,620,000$ | 584,809,000$ | 607,530,000$ | 409,468,000$ | 352,301,000$ | 299,284,000$ | 320,485,000$ | 341,123,000$ | 359,691,000$ | 378,375,000$ | 409,202,000$ | 418,708,000$ | 415,193,000$ | 431,390,000$ | 456,908,000$ | 494,037,000$ | 537,153,000$ | 426,327,000$ | 469,064,000$ | 511,720,000$ | 514,204,000$ | 391,362,000$ | 415,638,000$ | 450,598,000$ | 482,092,000$ | 377,403,000$ | 393,576,000$ | 406,200,000$ | 284,419,000$ | 299,108,000$ | 308,819,000$ | 307,019,000$ | 199,598,000$ |
| Cash and Cash Equivalents | | 307,531,000$ | 330,843,000$ | 371,435,000$ | 417,935,000$ | 471,388,000$ | 519,262,000$ | 564,124,000$ | 546,512,000$ | 618,830,000$ | 670,897,000$ | 659,111,000$ | 686,184,000$ | 710,406,000$ | 495,628,000$ | 508,795,000$ | 542,994,000$ | 579,094,000$ | 600,098,000$ | 399,831,000$ | 342,993,000$ | 295,380,000$ | 314,525,000$ | 333,942,000$ | 352,685,000$ | 375,723,000$ | 390,304,000$ | 398,144,000$ | 410,106,000$ | 427,659,000$ | 451,512,000$ | 486,212,000$ | 429,039,000$ | 417,620,000$ | 456,061,000$ | 471,729,000$ | 506,550,000$ | 386,923,000$ | 408,574,000$ | 442,948,000$ | 474,252,000$ | 370,586,000$ | 387,802,000$ | 402,389,000$ | 279,857,000$ | 293,579,000$ | 306,153,000$ | 303,851,000$ | 195,052,000$ |
| Receivables | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Other Current Assets | | | | | | | | | | | | | | | | | | | | | | | | | | 2,584,000$ | 3,148,000$ | 3,462,000$ | | 3,729,000$ | | | | | | | | | | | | | | | | | | | |
| Assets Held for Sale in Short Term | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Total Noncurrent Assets | | 11,611,000$ | 12,654,000$ | 13,591,000$ | 59,163,000$ | 61,696,000$ | 60,270,000$ | 59,587,000$ | 57,326,000$ | 57,100,000$ | 56,316,000$ | 43,546,000$ | 41,243,000$ | 38,937,000$ | 29,878,000$ | 28,295,000$ | 25,792,000$ | 24,557,000$ | 25,174,000$ | 26,910,000$ | 27,418,000$ | 33,691,000$ | 35,299,000$ | 37,810,000$ | 39,730,000$ | 40,893,000$ | 41,692,000$ | 43,364,000$ | 44,341,000$ | 67,406,000$ | 67,718,000$ | 69,263,000$ | 69,494,000$ | 70,002,000$ | 68,616,000$ | 67,280,000$ | 67,746,000$ | 68,614,000$ | 63,944,000$ | 51,964,000$ | 9,216,000$ | 7,833,000$ | 5,354,000$ | 4,964,000$ | 5,166,000$ | 5,008,000$ | 4,778,000$ | 4,666,000$ | 4,212,000$ |
| Goodwill | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Other Intangible Assets | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Physical Assets | | 2,144,000$ | 2,463,000$ | 2,690,000$ | 2,871,000$ | 3,081,000$ | 3,254,000$ | 3,486,000$ | 3,672,000$ | 3,836,000$ | 2,433,000$ | 2,170,000$ | 1,924,000$ | 1,731,000$ | 1,997,000$ | 1,861,000$ | 1,865,000$ | 2,012,000$ | 1,944,000$ | 2,080,000$ | 2,295,000$ | 2,551,000$ | 2,899,000$ | 3,215,000$ | 3,531,000$ | 3,874,000$ | 4,245,000$ | 4,318,000$ | 4,976,000$ | 52,835,000$ | 52,951,000$ | 53,398,000$ | 54,278,000$ | 54,990,000$ | 55,384,000$ | 55,843,000$ | 56,084,000$ | 56,452,000$ | 51,738,000$ | 41,852,000$ | 3,924,000$ | 3,862,000$ | 2,930,000$ | 2,816,000$ | 2,956,000$ | 3,121,000$ | 3,282,000$ | 3,340,000$ | 3,233,000$ |
| Other Noncurrent Assets | | 482,000$ | 482,000$ | 478,000$ | 494,000$ | 3,808,000$ | 3,754,000$ | 3,692,000$ | 3,609,000$ | 6,349,000$ | 10,478,000$ | 11,267,000$ | 10,955,000$ | 10,513,000$ | 3,747,000$ | 3,784,000$ | 2,319,000$ | 1,999,000$ | 1,808,000$ | 2,051,000$ | 338,000$ | 333,000$ | 327,000$ | 304,000$ | 1,115,000$ | 1,085,000$ | 677,000$ | 923,000$ | 868,000$ | 813,000$ | 502,000$ | 502,000$ | 2,840,000$ | 2,843,000$ | 2,784,000$ | 1,625,000$ | 2,430,000$ | 2,193,000$ | 2,162,000$ | 2,363,000$ | 1,998,000$ | 1,121,000$ | 7,000$ | | 117,000$ | 0$ | | 28,000$ | |
| Assets Held for Sale in Long Term | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Total Liabilities | | 46,330,000$ | 57,639,000$ | 74,735,000$ | 57,656,000$ | 60,182,000$ | 60,892,000$ | 63,648,000$ | 120,795,000$ | 135,017,000$ | 129,693,000$ | 138,970,000$ | 134,177,000$ | 135,993,000$ | 149,792,000$ | 142,290,000$ | 142,525,000$ | 143,324,000$ | 142,233,000$ | 148,171,000$ | 145,135,000$ | 148,969,000$ | 146,270,000$ | 144,489,000$ | 144,382,000$ | 146,347,000$ | 161,719,000$ | 159,265,000$ | 147,404,000$ | 175,798,000$ | 184,976,000$ | 207,294,000$ | 197,142,000$ | 89,140,000$ | 91,426,000$ | 92,024,000$ | 85,702,000$ | 94,573,000$ | 78,482,000$ | 71,697,000$ | 25,528,000$ | 24,567,000$ | 20,977,000$ | 15,944,000$ | 12,159,000$ | 14,227,000$ | 12,036,000$ | 13,266,000$ | 10,799,000$ |
| Total Current Liabilities | | 40,843,000$ | 51,436,000$ | 67,807,000$ | 48,459,000$ | 48,501,000$ | 46,422,000$ | 46,744,000$ | 43,266,000$ | 56,891,000$ | 53,370,000$ | 71,565,000$ | 48,884,000$ | 50,147,000$ | 50,598,000$ | 40,107,000$ | 36,496,000$ | 33,452,000$ | 29,201,000$ | 52,899,000$ | 23,456,000$ | 25,848,000$ | 21,722,000$ | 18,544,000$ | 17,086,000$ | 17,714,000$ | 31,763,000$ | 28,016,000$ | 14,906,000$ | 14,926,000$ | 23,627,000$ | 46,132,000$ | 35,555,000$ | 37,371,000$ | 39,258,000$ | 39,599,000$ | 33,680,000$ | 41,075,000$ | 36,908,000$ | 33,456,000$ | 23,234,000$ | 22,216,000$ | 18,558,000$ | 13,456,000$ | 9,544,000$ | 12,039,000$ | 9,971,000$ | 11,311,000$ | 8,964,000$ |
| Accounts Payable | | 5,875,000$ | 10,503,000$ | 12,198,000$ | 16,027,000$ | 7,770,000$ | 10,330,000$ | 9,286,000$ | 14,420,000$ | 25,391,000$ | 19,458,000$ | 13,851,000$ | 12,523,000$ | 9,270,000$ | 9,788,000$ | 7,551,000$ | 9,316,000$ | 3,691,000$ | 3,483,000$ | 5,908,000$ | 4,212,000$ | 4,117,000$ | 2,810,000$ | 2,124,000$ | 3,297,000$ | 1,242,000$ | 2,418,000$ | 1,525,000$ | 2,103,000$ | 1,470,000$ | 4,485,000$ | 10,052,000$ | 11,590,000$ | 13,633,000$ | 11,062,000$ | 12,545,000$ | 6,254,000$ | 13,069,000$ | 10,540,000$ | 11,592,000$ | 7,897,000$ | 4,519,000$ | 4,058,000$ | 2,865,000$ | 1,990,000$ | 4,722,000$ | 1,240,000$ | 1,483,000$ | 2,128,000$ |
| Short Term Debt | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Short Term Capital Lease Obligations | | 2,886,000$ | 2,879,000$ | 2,853,000$ | 2,628,000$ | 2,610,000$ | 2,613,000$ | 2,579,000$ | 2,372,000$ | 1,114,000$ | 1,817,000$ | 3,448,000$ | 4,885,000$ | 6,473,000$ | 6,385,000$ | 6,299,000$ | 6,050,000$ | 5,940,000$ | 5,831,000$ | 5,723,000$ | 5,617,000$ | 5,512,000$ | 5,408,000$ | 5,304,000$ | 5,202,000$ | 5,101,000$ | 5,002,000$ | 4,904,000$ | 4,717,000$ | 0$ | | | | | | | | | | | | | | | | | | | |
| Other Current Liabilities | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Total Noncurrent Liabilities | | 5,487,000$ | 6,203,000$ | 6,928,000$ | 9,197,000$ | 11,681,000$ | 14,470,000$ | 16,904,000$ | 77,529,000$ | 78,126,000$ | 76,323,000$ | 67,405,000$ | 85,293,000$ | 85,846,000$ | 99,194,000$ | 102,183,000$ | 106,029,000$ | 109,872,000$ | 113,032,000$ | 95,272,000$ | 121,679,000$ | 123,121,000$ | 124,548,000$ | 125,945,000$ | 127,296,000$ | 128,633,000$ | 129,956,000$ | 131,249,000$ | 132,498,000$ | 160,872,000$ | 161,349,000$ | 161,162,000$ | 161,587,000$ | 51,769,000$ | 52,168,000$ | 52,425,000$ | 52,022,000$ | 53,498,000$ | 41,574,000$ | 38,241,000$ | 2,294,000$ | 2,351,000$ | 2,419,000$ | 2,488,000$ | 2,615,000$ | 2,188,000$ | 2,065,000$ | 1,955,000$ | 1,835,000$ |
| Long Term Debt | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Long Term Capital Lease Obligations | | 5,487,000$ | 6,203,000$ | 6,928,000$ | 7,575,000$ | 8,233,000$ | 8,881,000$ | 9,538,000$ | 10,124,000$ | 10,721,000$ | 8,918,000$ | | | | 1,649,000$ | 3,278,000$ | 4,834,000$ | 6,386,000$ | 7,922,000$ | 9,426,000$ | 10,884,000$ | 12,326,000$ | 13,753,000$ | 15,150,000$ | 16,501,000$ | 17,838,000$ | 19,161,000$ | 20,454,000$ | 22,939,000$ | 0$ | | | | | | | | | | | | | | | | | | | |
| Other Noncurrent Liabilities | | | | | | | | | | | | | | 553,000$ | 553,000$ | 553,000$ | 553,000$ | 553,000$ | 553,000$ | 553,000$ | 553,000$ | 553,000$ | 553,000$ | 553,000$ | 553,000$ | 553,000$ | 553,000$ | 553,000$ | 553,000$ | 553,000$ | 553,000$ | | | 0$ | | | | 0$ | 0$ | 126,000$ | 126,000$ | 126,000$ | 126,000$ | 126,000$ | 126,000$ | 0$ | | | |
| Total Equity | | 280,474,000$ | 294,989,000$ | 324,331,000$ | 437,680,000$ | 486,926,000$ | 534,362,000$ | 581,917,000$ | 502,399,000$ | 561,365,000$ | 617,227,000$ | 581,679,000$ | 607,409,000$ | 622,042,000$ | 404,648,000$ | 407,299,000$ | 438,887,000$ | 466,042,000$ | 490,471,000$ | 288,207,000$ | 234,584,000$ | 184,006,000$ | 209,514,000$ | 234,444,000$ | 255,039,000$ | 272,921,000$ | 289,175,000$ | 302,807,000$ | 312,130,000$ | 322,998,000$ | 339,650,000$ | 356,006,000$ | 409,505,000$ | 407,189,000$ | 446,254,000$ | 486,976,000$ | 496,248,000$ | 365,403,000$ | 401,100,000$ | 430,865,000$ | 465,780,000$ | 360,669,000$ | 377,953,000$ | 395,220,000$ | 277,426,000$ | 289,889,000$ | 301,561,000$ | 298,419,000$ | 193,011,000$ |
| Equity to Minority | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Equity to Common Shareholders | | 280,474,000$ | 294,989,000$ | 324,331,000$ | 437,680,000$ | 486,926,000$ | 534,362,000$ | 581,917,000$ | 502,399,000$ | 561,365,000$ | 617,227,000$ | 581,679,000$ | 607,409,000$ | 622,042,000$ | 404,648,000$ | 407,299,000$ | 438,887,000$ | 466,042,000$ | 490,471,000$ | 288,207,000$ | 234,584,000$ | 184,006,000$ | 209,514,000$ | 234,444,000$ | 255,039,000$ | 272,921,000$ | 289,175,000$ | 302,807,000$ | 312,130,000$ | 322,998,000$ | 339,650,000$ | 356,006,000$ | 409,505,000$ | 407,189,000$ | 446,254,000$ | 486,976,000$ | 496,248,000$ | 365,403,000$ | 401,100,000$ | 430,865,000$ | 465,780,000$ | 360,669,000$ | 377,953,000$ | 395,220,000$ | 277,426,000$ | 289,889,000$ | 301,561,000$ | 298,419,000$ | 193,011,000$ |
| Additional Paid-In Capital | | 1,626,369,000$ | 1,619,295,000$ | 1,612,096,000$ | 1,599,678,000$ | 1,588,729,000$ | 1,578,209,000$ | 1,566,763,000$ | 1,554,132,000$ | 1,540,859,000$ | 1,529,246,000$ | 1,515,606,000$ | 1,486,749,000$ | 1,454,524,000$ | 1,243,521,000$ | 1,200,419,000$ | 1,190,764,000$ | 1,181,630,000$ | 1,172,881,000$ | 1,079,880,000$ | 1,053,906,000$ | 966,636,000$ | 961,428,000$ | 955,781,000$ | 950,094,000$ | 944,407,000$ | 939,107,000$ | 933,291,000$ | 926,804,000$ | 920,594,000$ | 914,786,000$ | 906,583,000$ | 900,200,000$ | 849,154,000$ | 840,462,000$ | 828,792,000$ | 820,365,000$ | 654,266,000$ | 641,064,000$ | 627,591,000$ | 622,061,000$ | 489,455,000$ | 482,584,000$ | 476,876,000$ | 340,844,000$ | 338,106,000$ | 336,668,000$ | 320,351,000$ | 216,281,000$ |
| Retained Earnings | | (1,346,433,000$) | (1,324,844,000$) | (1,288,303,000$) | (1,162,536,000$) | (1,102,341,000$) | (1,044,385,000$) | (985,384,000$) | (1,052,270,000$) | (980,031,000$) | (912,555,000$) | (934,462,000$) | (879,867,000$) | (833,003,000$) | (839,352,000$) | (793,588,000$) | (752,344,000$) | (716,054,000$) | (682,875,000$) | (792,122,000$) | (819,764,000$) | (783,029,000$) | (752,313,000$) | (721,736,000$) | (695,454,000$) | (671,885,000$) | (650,331,000$) | (630,883,000$) | (594,208,000$) | (597,995,000$) | (575,534,000$) | (550,975,000$) | (491,093,000$) | (442,350,000$) | (394,592,000$) | (342,198,000$) | (324,497,000$) | (289,211,000$) | (240,308,000$) | (197,069,000$) | (156,624,000$) | (129,103,000$) | (104,946,000$) | (81,970,000$) | (63,693,000$) | (48,491,000$) | (35,381,000$) | (22,199,000$) | (23,489,000$) |
| Treasury Stock | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Capital Lease Obligations | | 8,373,000$ | 9,082,000$ | 9,781,000$ | 10,203,000$ | 10,843,000$ | 11,494,000$ | 12,117,000$ | 12,496,000$ | | 10,735,000$ | 3,448,000$ | 4,885,000$ | 6,473,000$ | 8,034,000$ | 9,577,000$ | 10,884,000$ | 12,326,000$ | 13,753,000$ | 15,150,000$ | 16,501,000$ | 17,838,000$ | 19,161,000$ | 20,454,000$ | 21,703,000$ | 22,939,000$ | 24,162,000$ | 25,358,000$ | 26,513,000$ | | | | | | | | | | | | | | | | | | | | |