Biogen Idec shares owned by Mason Capital Partners
Quarter-by-quarter ownership of Biogen Idec (BIIB) shares owned by Mason Capital Partners
from 13F filings
Historical chart of Mason Capital Partners investment in Biogen Idec
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Quarterly reported holdings in Biogen Idec by Mason Capital Partners
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2021-12-31 | $312k | 1.3k | 240.00 |
| 2021-09-30 | $351k | 1.3k | 270.00 |
| 2021-06-30 | $381k | 1.1k | 346.36 |
| 2021-03-31 | $378k | 1.4k | 280.00 |
| 2020-12-31 | $331k | 1.4k | 245.19 |
| 2020-09-30 | $382k | 1.4k | 282.96 |
| 2020-06-30 | $602k | 2.3k | 267.56 |
| 2020-03-31 | $712k | 2.3k | 316.44 |
| 2019-12-31 | $816k | 2.8k | 296.73 |
| 2019-09-30 | $733k | 3.2k | 232.70 |
| 2019-06-30 | $643k | 2.8k | 233.82 |
| 2019-03-31 | $650k | 2.8k | 236.36 |
| 2018-12-31 | $1.0M | 3.5k | 300.87 |
| 2018-09-30 | $973k | 2.8k | 353.82 |
| 2018-06-30 | $798k | 9.3k | 86.27 |
| 2018-03-31 | $1.3M | 4.7k | 273.81 |
| 2017-12-31 | $828k | 2.6k | 318.46 |