Biogen Idec shares owned by Rhenman & Partners Asset Management AB
Quarter-by-quarter ownership of Biogen Idec (BIIB) shares owned by Rhenman & Partners Asset Management AB
from 13F filings
Historical chart of Rhenman & Partners Asset Management AB investment in Biogen Idec
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Quarterly reported holdings in Biogen Idec by Rhenman & Partners Asset Management AB
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $7.7M | 55k | 140.08 |
| 2025-06-30 | $1.5M | 12k | 125.59 |
| 2025-03-31 | $6.8M | 50k | 136.84 |
| 2024-12-31 | $19M | 124k | 152.92 |
| 2024-09-30 | $13M | 67k | 193.84 |
| 2024-06-30 | $20M | 85k | 231.82 |
| 2024-03-31 | $12M | 57k | 215.63 |
| 2023-09-30 | $18M | 65k | 284.85 |
| 2023-06-30 | $18M | 65k | 284.85 |
| 2023-03-31 | $13M | 48k | 275.13 |
| 2022-12-31 | $8.3M | 30k | 276.92 |
| 2022-09-30 | $9.3M | 33k | 283.45 |
| 2022-03-31 | $3.2M | 15k | 210.60 |
| 2021-12-31 | $28M | 115k | 240.00 |
| 2021-09-30 | $42M | 150k | 282.99 |
| 2021-06-30 | $31M | 90k | 346.27 |
| 2021-03-31 | $5.5M | 20k | 279.74 |
| 2020-12-31 | $9.8M | 40k | 244.85 |
| 2020-09-30 | $9.4M | 33k | 283.67 |
| 2020-06-30 | $4.5M | 17k | 267.53 |
| 2020-03-31 | $7.9M | 25k | 316.40 |
| 2019-12-31 | $5.9M | 20k | 296.75 |
| 2018-12-31 | $18M | 60k | 300.92 |
| 2018-09-30 | $11M | 30k | 353.30 |
| 2018-06-30 | $3.8M | 13k | 290.23 |
| 2018-03-31 | $12M | 42k | 273.83 |
| 2017-12-31 | $4.9M | 15k | 318.56 |
| 2017-09-30 | $6.9M | 22k | 313.14 |
| 2017-06-30 | $13M | 49k | 271.36 |
| 2017-03-31 | $19M | 68k | 273.43 |
| 2016-12-31 | $10M | 36k | 283.58 |
| 2016-09-30 | $18M | 57k | 313.03 |
| 2016-06-30 | $19M | 80k | 241.82 |
| 2016-03-31 | $9.9M | 38k | 260.32 |
| 2015-06-30 | $20M | 50k | 403.95 |
| 2015-03-31 | $17M | 41k | 422.24 |
| 2014-12-31 | $7.3M | 22k | 339.44 |
| 2014-09-30 | $9.6M | 29k | 330.79 |
| 2014-06-30 | $16M | 50k | 315.32 |
| 2014-03-31 | $13M | 41k | 305.86 |
| 2013-12-31 | $7.6M | 27k | 279.74 |
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