Prothena shares owned by Manufacturers Life Insurance Company
Quarter-by-quarter ownership of Prothena (PRTA) shares owned by Manufacturers Life Insurance Company
from 13F filings
Historical chart of Manufacturers Life Insurance Company investment in Prothena
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Quarterly reported holdings in Prothena by Manufacturers Life Insurance Company
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $135k | 14k | 9.76 |
| 2025-06-30 | $92k | 15k | 6.07 |
| 2025-03-31 | $807k | 65k | 12.38 |
| 2024-12-31 | $972k | 70k | 13.85 |
| 2024-09-30 | $1.4M | 86k | 16.73 |
| 2024-06-30 | $1.7M | 83k | 20.64 |
| 2024-03-31 | $2.0M | 83k | 24.77 |
| 2023-12-31 | $3.1M | 86k | 36.34 |
| 2023-09-30 | $4.0M | 82k | 48.25 |
| 2023-06-30 | $4.5M | 65k | 68.28 |
| 2023-03-31 | $2.8M | 57k | 48.47 |
| 2022-12-31 | $3.3M | 55k | 59.82 |
| 2022-09-30 | $3.2M | 53k | 59.78 |
| 2022-06-30 | $1.4M | 53k | 26.90 |
| 2022-03-31 | $2.0M | 55k | 36.53 |
| 2021-12-31 | $858k | 17k | 49.41 |
| 2021-09-30 | $1.2M | 17k | 71.23 |
| 2021-06-30 | $959k | 19k | 51.41 |
| 2021-03-31 | $433k | 17k | 25.14 |
| 2020-12-31 | $229k | 19k | 11.98 |
| 2020-09-30 | $183k | 18k | 9.97 |
| 2020-06-30 | $189k | 18k | 10.29 |
| 2020-03-31 | $269k | 25k | 10.71 |
| 2019-12-31 | $308k | 24k | 12.91 |
| 2019-09-30 | $201k | 26k | 7.79 |
| 2019-06-30 | $273k | 26k | 10.58 |
| 2019-03-31 | $320k | 26k | 12.13 |
| 2018-12-31 | $129k | 13k | 10.33 |
| 2018-09-30 | $351k | 27k | 13.08 |
| 2018-06-30 | $438k | 30k | 14.60 |
| 2018-03-31 | $1.0M | 28k | 36.70 |
| 2017-12-31 | $1.1M | 28k | 37.41 |
| 2017-09-30 | $1.8M | 28k | 64.72 |
| 2017-06-30 | $1.5M | 29k | 54.08 |
| 2017-03-31 | $1.4M | 26k | 55.78 |
| 2016-12-31 | $1.1M | 23k | 49.23 |
| 2016-09-30 | $1.4M | 23k | 59.92 |
| 2016-06-30 | $788k | 23k | 34.92 |
| 2016-03-31 | $822k | 20k | 40.29 |
| 2015-12-31 | $1.3M | 20k | 68.11 |
| 2015-09-30 | $878k | 19k | 45.35 |
| 2015-06-30 | $995k | 19k | 52.70 |
| 2015-03-31 | $656k | 17k | 38.15 |
| 2014-12-31 | $343k | 17k | 20.70 |
| 2014-09-30 | $369k | 17k | 22.15 |
| 2014-06-30 | $397k | 10k | 38.28 |
| 2014-03-31 | $397k | 10k | 38.28 |
| 2013-12-31 | $270k | 10k | 26.40 |
| 2013-09-30 | $208k | 10k | 20.33 |
More positions owned by Manufacturers Life Insurance Company
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