Biogen Idec shares owned by BlackRock
Historical chart of BlackRock investment in Biogen Idec
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Quarterly reported holdings in Biogen Idec by BlackRock
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2023-09-30 | $3.6B | 14M | 257.01 |
| 2023-06-30 | $4.0B | 14M | 284.85 |
| 2023-03-31 | $3.9B | 14M | 278.03 |
| 2022-12-31 | $3.9B | 14M | 276.92 |
| 2022-06-30 | $2.9B | 15M | 203.94 |
| 2021-06-30 | $4.6B | 13M | 346.27 |
| 2021-03-31 | $3.8B | 14M | 279.75 |
| 2020-12-31 | $3.3B | 13M | 244.86 |
| 2020-09-30 | $4.1B | 15M | 283.68 |
| 2020-03-31 | $5.1B | 16M | 316.38 |
| 2019-12-31 | $4.6B | 16M | 296.73 |
| 2019-09-30 | $3.6B | 15M | 232.82 |
| 2019-06-30 | $3.7B | 16M | 233.87 |
| 2019-03-31 | $3.9B | 16M | 236.38 |
| 2018-12-31 | $5.0B | 17M | 300.92 |
| 2018-09-30 | $5.8B | 17M | 353.31 |
| 2018-06-30 | $5.0B | 17M | 290.24 |
| 2018-03-31 | $4.7B | 17M | 273.82 |
| 2017-09-30 | $5.3B | 17M | 313.12 |
| 2016-12-31 | $175M | 618k | 283.58 |
| 2016-09-30 | $184M | 586k | 313.03 |
| 2016-06-30 | $157M | 649k | 241.82 |
| 2016-03-31 | $147M | 563k | 260.32 |
| 2015-12-31 | $221M | 720k | 306.35 |
| 2015-09-30 | $209M | 718k | 291.81 |
| 2015-06-30 | $262M | 648k | 403.94 |
| 2015-03-31 | $301M | 713k | 422.24 |
| 2014-12-31 | $244M | 719k | 339.45 |
| 2014-09-30 | $233M | 704k | 330.81 |
| 2014-06-30 | $239M | 758k | 315.31 |
| 2014-03-31 | $218M | 712k | 305.87 |
| 2013-12-31 | $187M | 668k | 279.57 |
| 2013-09-30 | $132M | 550k | 240.76 |
| 2013-06-30 | $120M | 555k | 215.20 |