Prothena shares owned by Signature
Historical chart of Signature investment in Prothena
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All positions including Prothena held by Signature consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in Prothena by Signature
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2024-03-31 | $12k | 474 | 24.77 |
| 2023-12-31 | $14k | 377 | 36.34 |
| 2023-09-30 | $14k | 295 | 48.25 |
| 2023-06-30 | $21k | 301 | 68.28 |
| 2023-03-31 | $14k | 295 | 48.47 |
| 2022-12-31 | $21k | 340 | 60.25 |
| 2022-09-30 | $26k | 424 | 61.32 |
| 2022-06-30 | $11k | 420 | 26.19 |
| 2022-03-31 | $15k | 420 | 35.71 |
| 2021-12-31 | $21k | 420 | 50.00 |
| 2021-09-30 | $30k | 420 | 71.43 |
| 2021-06-30 | $32k | 628 | 50.96 |
| 2021-03-31 | $17k | 666 | 25.53 |
| 2020-12-31 | $8.0k | 625 | 12.80 |
| 2020-09-30 | $6.0k | 625 | 9.60 |
| 2020-06-30 | $7.0k | 625 | 11.20 |
| 2019-06-30 | $0 | 4 | 0.00 |
| 2019-03-31 | $0 | 4 | 0.00 |
| 2018-12-31 | $0 | 4 | 0.00 |
| 2018-09-30 | $0 | 4 | 0.00 |
| 2018-06-30 | $0 | 4 | 0.00 |
| 2018-03-31 | $0 | 4 | 0.00 |
| 2016-09-30 | $0 | 4 | 0.00 |
| 2016-06-30 | $0 | 4 | 0.00 |
| 2016-03-31 | $0 | 4 | 0.00 |
| 2015-12-31 | $0 | 4 | 0.00 |
| 2015-09-30 | $0 | 4 | 0.00 |
| 2015-06-30 | $0 | 4 | 0.00 |
| 2015-03-31 | $0 | 8 | 0.00 |
| 2014-12-31 | $0 | 8 | 0.00 |
| 2014-09-30 | $0 | 8 | 0.00 |
| 2014-06-30 | $0 | 8 | 0.00 |
| 2014-03-31 | $0 | 8 | 0.00 |
| 2013-12-31 | $4.0k | 132 | 30.30 |
| 2013-09-30 | $3.0k | 132 | 22.73 |
| 2013-06-30 | $2.0k | 132 | 15.15 |