Prothena shares owned by International Biotechnology Trust
Quarter-by-quarter ownership of Prothena (PRTA) shares owned by International Biotechnology Trust
from 13F filings
Historical chart of International Biotechnology Trust investment in Prothena
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All positions including Prothena held by International Biotechnology Trust consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in Prothena by International Biotechnology Trust
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2023-09-30 | $723k | 15k | 48.19 |
| 2022-06-30 | $15k | 407 | 36.86 |
| 2022-03-31 | $24M | 15k | 1589.87 |
| 2021-12-31 | $741k | 15k | 49.40 |
| 2017-12-31 | $562k | 15k | 37.47 |
| 2017-06-30 | $2.3M | 42k | 54.14 |
| 2017-03-31 | $2.3M | 42k | 55.76 |
| 2016-12-31 | $2.1M | 42k | 49.19 |
More positions owned by International Biotechnology Trust
View all positions for International Biotechnology Trust