Biogen Idec shares owned by Twin Tree Management
Quarter-by-quarter ownership of Biogen Idec (BIIB) shares owned by Twin Tree Management
from 13F filings
Historical chart of Twin Tree Management investment in Biogen Idec
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Quarterly reported holdings in Biogen Idec by Twin Tree Management
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-12-31 | $15M | 87k | 175.99 |
| 2025-09-30 | $3.5M | 25k | 140.08 |
| 2025-06-30 | $1.7M | 13k | 125.59 |
| 2025-03-31 | $3.4M | 25k | 136.84 |
| 2024-12-31 | $1.5M | 9.8k | 152.92 |
| 2024-09-30 | $3.4M | 17k | 193.84 |
| 2024-06-30 | $403k | 1.7k | 231.82 |
| 2024-03-31 | $1.5M | 7.0k | 215.63 |
| 2023-06-30 | $8.4M | 30k | 284.85 |
| 2023-03-31 | $5.5M | 20k | 278.03 |
| 2022-12-31 | $13M | 48k | 276.92 |
| 2022-09-30 | $30M | 114k | 267.00 |
| 2022-06-30 | $20M | 97k | 203.94 |
| 2022-03-31 | $32M | 154k | 210.60 |
| 2021-12-31 | $18M | 73k | 239.92 |
| 2021-09-30 | $19M | 69k | 283.00 |
| 2021-06-30 | $22M | 63k | 346.27 |
| 2021-03-31 | $48M | 170k | 279.66 |
| 2020-12-31 | $31M | 125k | 244.79 |
| 2020-09-30 | $112M | 394k | 283.65 |
| 2020-06-30 | $94M | 349k | 267.55 |
| 2020-03-31 | $76M | 239k | 316.36 |
| 2019-12-31 | $76M | 256k | 296.73 |
| 2019-09-30 | $89M | 380k | 232.82 |
| 2019-06-30 | $83M | 353k | 233.86 |
| 2019-03-31 | $92M | 389k | 236.39 |
| 2018-12-31 | $42M | 140k | 300.87 |
| 2018-09-30 | $51M | 144k | 353.30 |
| 2018-06-30 | $34M | 116k | 290.22 |
| 2018-03-31 | $36M | 132k | 273.82 |
| 2017-12-31 | $21M | 66k | 318.56 |
| 2017-09-30 | $21M | 67k | 313.10 |
| 2017-06-30 | $50M | 184k | 271.37 |
| 2016-12-31 | $42M | 150k | 283.58 |
| 2016-09-30 | $35M | 113k | 313.04 |
| 2016-06-30 | $16M | 67k | 241.83 |
| 2016-03-31 | $8.9M | 34k | 260.36 |
| 2015-12-31 | $31M | 101k | 306.41 |
| 2015-09-30 | $23M | 80k | 291.80 |
| 2015-06-30 | $256k | 638 | 401.16 |
| 2015-03-31 | $2.0M | 4.6k | 422.12 |
| 2014-12-31 | $22M | 64k | 339.45 |
| 2014-09-30 | $838k | 2.5k | 330.83 |
| 2014-06-30 | $224k | 712 | 314.78 |
| 2014-03-31 | $20M | 65k | 305.69 |
| 2013-12-31 | $16M | 56k | 279.51 |
| 2013-09-30 | $8.0M | 33k | 240.74 |
| 2013-06-30 | $647k | 3.0k | 215.07 |
| 2013-03-31 | $3.8M | 20k | 192.61 |
| 2012-12-31 | $343k | 2.3k | 146.33 |