Prothena shares owned by Harbor Investment Advisory
Quarter-by-quarter ownership of Prothena (PRTA) shares owned by Harbor Investment Advisory
from 13F filings
Historical chart of Harbor Investment Advisory investment in Prothena
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Quarterly reported holdings in Prothena by Harbor Investment Advisory
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2024-03-31 | $2.5k | 100 | 24.77 |
| 2023-12-31 | $3.6k | 100 | 36.34 |
| 2023-09-30 | $4.8k | 100 | 48.25 |
| 2023-06-30 | $6.8k | 100 | 68.28 |
| 2023-03-31 | $4.8k | 100 | 48.47 |
| 2022-12-31 | $6.0k | 100 | 60.25 |
| 2022-09-30 | $6.0k | 100 | 60.00 |
| 2022-06-30 | $3.0k | 100 | 30.00 |
| 2022-03-31 | $4.0k | 100 | 40.00 |
| 2021-12-31 | $5.0k | 100 | 50.00 |
| 2021-09-30 | $7.0k | 100 | 70.00 |
| 2021-06-30 | $5.0k | 100 | 50.00 |
| 2021-03-31 | $3.0k | 100 | 30.00 |
| 2020-12-31 | $1.0k | 100 | 10.00 |
| 2020-09-30 | $1.0k | 100 | 10.00 |
| 2020-06-30 | $1.0k | 100 | 10.00 |
| 2020-03-31 | $1.0k | 100 | 10.00 |
| 2019-12-31 | $2.0k | 100 | 20.00 |
More positions owned by Harbor Investment Advisory
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