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Prothena shares owned by Birchview Capital

Quarter-by-quarter ownership of Prothena (PRTA) shares owned by Birchview Capital from 13F filings

Historical chart of Birchview Capital investment in Prothena

Tip: Access up to 7 years of quarterly data

All positions including Prothena held by Birchview Capital consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Prothena by Birchview Capital

Quarter filed Position value Share count Share price at filing
2024-06-30 $4.2M 204k 20.64
2024-03-31 $4.2M 170k 24.77
2023-12-31 $6.2M 170k 36.34
2023-09-30 $8.2M 170k 48.25
2023-06-30 $11M 156k 68.28
2023-03-31 $6.2M 128k 48.47
2022-12-31 $7.7M 127k 60.25
2022-09-30 $7.2M 119k 60.63
2022-06-30 $2.8M 103k 27.15
2022-03-31 $1.5M 42k 36.57
2021-12-31 $2.0M 40k 49.40
2021-09-30 $2.9M 40k 71.24
2021-06-30 $1.6M 30k 51.41
2017-09-30 $235k 3.6k 64.70