Prothena shares owned by Northern Trust
Historical chart of Northern Trust investment in Prothena
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All positions including Prothena held by Northern Trust consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in Prothena by Northern Trust
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2024-12-31 | $5.6M | 405k | 13.85 |
| 2024-09-30 | $6.2M | 373k | 16.73 |
| 2024-03-31 | $9.8M | 397k | 24.77 |
| 2023-09-30 | $20M | 410k | 48.25 |
| 2023-06-30 | $28M | 412k | 68.28 |
| 2023-03-31 | $19M | 383k | 48.47 |
| 2022-12-31 | $22M | 362k | 60.25 |
| 2022-09-30 | $21M | 347k | 60.64 |
| 2022-06-30 | $9.6M | 352k | 27.15 |
| 2022-03-31 | $13M | 365k | 36.56 |
| 2021-12-31 | $22M | 445k | 49.40 |
| 2021-09-30 | $31M | 441k | 71.23 |
| 2021-06-30 | $23M | 441k | 51.41 |
| 2021-03-31 | $8.4M | 341k | 24.71 |
| 2020-12-31 | $4.4M | 370k | 12.01 |
| 2020-09-30 | $3.9M | 387k | 9.99 |
| 2020-06-30 | $4.5M | 431k | 10.49 |
| 2020-03-31 | $5.5M | 515k | 10.71 |
| 2019-12-31 | $8.2M | 515k | 15.83 |
| 2019-09-30 | $3.9M | 494k | 7.83 |
| 2019-06-30 | $5.5M | 521k | 10.57 |
| 2019-03-31 | $5.9M | 485k | 12.13 |
| 2018-12-31 | $4.9M | 486k | 10.02 |
| 2018-09-30 | $6.5M | 495k | 13.08 |
| 2018-06-30 | $7.0M | 461k | 15.15 |
| 2018-03-31 | $17M | 459k | 36.71 |
| 2017-12-31 | $17M | 456k | 37.49 |
| 2017-09-30 | $30M | 458k | 64.77 |
| 2017-06-30 | $24M | 403k | 60.61 |
| 2017-03-31 | $25M | 423k | 59.52 |
| 2016-12-31 | $20M | 395k | 49.21 |
| 2016-09-30 | $24M | 393k | 59.98 |
| 2016-06-30 | $14M | 394k | 34.95 |
| 2016-03-31 | $16M | 386k | 41.17 |
| 2015-12-31 | $24M | 353k | 68.97 |
| 2015-09-30 | $21M | 488k | 43.10 |
| 2015-06-30 | $25M | 484k | 51.72 |
| 2015-03-31 | $15M | 425k | 34.48 |
| 2014-12-31 | $8.5M | 410k | 20.77 |
| 2014-09-30 | $0 | 396k | 0.00 |
| 2014-06-30 | $0 | 181k | 0.00 |
| 2014-03-31 | $11M | 192k | 55.56 |
| 2013-12-31 | $5.2M | 198k | 26.52 |
| 2013-09-30 | $3.1M | 154k | 20.19 |
| 2013-06-30 | $1.3M | 53k | 24.39 |