Prothena shares owned by Marshall Wace
Historical chart of Marshall Wace investment in Prothena
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All positions including Prothena held by Marshall Wace consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in Prothena by Marshall Wace
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-12-31 | $523k | 55k | 9.55 |
| 2023-06-30 | $742k | 11k | 68.28 |
| 2022-09-30 | $6.5M | 108k | 60.63 |
| 2022-06-30 | $4.8M | 178k | 27.11 |
| 2022-03-31 | $385k | 11k | 36.58 |
| 2021-12-31 | $11M | 215k | 49.43 |
| 2021-09-30 | $4.9M | 69k | 71.23 |
| 2021-03-31 | $591k | 24k | 25.09 |
| 2020-12-31 | $758k | 63k | 12.02 |
| 2019-06-30 | $1.8M | 174k | 10.57 |
| 2018-09-30 | $191k | 15k | 13.05 |
| 2016-03-31 | $4.9M | 118k | 41.16 |
| 2015-06-30 | $12M | 222k | 52.67 |
| 2015-03-31 | $689k | 18k | 38.13 |
| 2014-09-30 | $964k | 44k | 22.17 |
| 2014-06-30 | $1.2M | 52k | 22.55 |