Prothena shares owned by Vanguard Group
Historical chart of Vanguard Group investment in Prothena
Tip: Access up to 7 years of quarterly data
All positions including Prothena held by Vanguard Group consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in Prothena by Vanguard Group
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2023-12-31 | $39M | 1.1M | 36.34 |
| 2023-09-30 | $50M | 1.0M | 48.25 |
| 2023-06-30 | $71M | 1.0M | 68.28 |
| 2023-03-31 | $46M | 945k | 48.47 |
| 2022-12-31 | $52M | 870k | 60.25 |
| 2022-06-30 | $23M | 829k | 27.15 |
| 2022-03-31 | $32M | 875k | 36.57 |
| 2021-09-30 | $62M | 869k | 71.23 |
| 2021-06-30 | $35M | 681k | 51.42 |
| 2021-03-31 | $14M | 572k | 25.12 |
| 2020-12-31 | $7.3M | 604k | 12.01 |
| 2020-09-30 | $5.7M | 574k | 9.99 |
| 2020-06-30 | $8.1M | 773k | 10.44 |
| 2020-03-31 | $8.5M | 792k | 10.70 |
| 2019-12-31 | $12M | 769k | 15.83 |
| 2019-09-30 | $6.7M | 852k | 7.84 |
| 2019-03-31 | $9.8M | 808k | 12.14 |
| 2018-12-31 | $7.1M | 694k | 10.28 |
| 2018-09-30 | $10M | 768k | 13.08 |
| 2018-06-30 | $16M | 1.1M | 14.59 |
| 2018-03-31 | $28M | 749k | 36.71 |
| 2017-12-31 | $28M | 739k | 37.48 |
| 2017-09-30 | $47M | 732k | 64.75 |
| 2017-06-30 | $39M | 713k | 54.12 |
| 2017-03-31 | $39M | 700k | 55.79 |
| 2016-12-31 | $30M | 602k | 49.12 |
| 2016-09-30 | $36M | 592k | 59.97 |
| 2016-06-30 | $20M | 584k | 34.96 |
| 2015-12-31 | $35M | 520k | 68.12 |
| 2015-09-30 | $23M | 509k | 45.62 |
| 2015-06-30 | $24M | 461k | 52.66 |
| 2015-03-31 | $15M | 394k | 38.13 |
| 2014-12-31 | $7.8M | 375k | 20.76 |
| 2014-09-30 | $8.9M | 402k | 22.15 |
| 2014-06-30 | $8.1M | 357k | 22.56 |
| 2014-03-31 | $9.3M | 243k | 38.32 |
| 2013-12-31 | $4.5M | 168k | 26.52 |
| 2013-09-30 | $2.4M | 119k | 20.23 |
| 2013-06-30 | $365k | 28k | 12.90 |