As of 31 Dec 2025, 0 institutional investors reported holding shares of BIOGEN INC - COM - Call.
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | $175.99 | 0 | |||
| 2025 Q3 | $140.08 | 0 | |||
| 2025 Q2 | $125.59 | 0 | |||
| 2025 Q1 | $136.84 | 0 | |||
| 2024 Q4 | $152.92 | 0 | |||
| 2024 Q3 | $193.84 | 0 | |||
| 2024 Q2 | $231.82 | 0 | |||
| 2024 Q1 | $215.63 | 0 | |||
| 2023 Q4 | 0 | $0 | -$3,300,522 | $258.77 | 0 |
| 2023 Q3 | 12,842 | $3,300,522 | +$3,300,522 | $257.01 | 1 |
| 2023 Q2 | $284.85 | 0 | |||
| 2023 Q1 | $278.03 | 0 | |||
| 2022 Q4 | $276.92 | 0 | |||
| 2022 Q3 | $267.00 | 0 | |||
| 2022 Q2 | $203.94 | 0 | |||
| 2022 Q1 | 0 | $0 | -$11,996,000 | $210.60 | 0 |
| 2021 Q4 | 500 | $11,996,000 | +$10,582,000 | $239.92 | 1 |
| 2021 Q3 | 5,000 | $1,414,000 | +$1,414,000 | $282.96 | 1 |
| 2021 Q2 | $346.27 | 0 | |||
| 2021 Q1 | $279.75 | 0 | |||
| 2020 Q4 | $244.86 | 0 | |||
| 2020 Q3 | 0 | $0 | -$104,000 | $283.68 | 0 |
| 2020 Q2 | 400 | $104,000 | +$104,000 | $143.38 | 1 |
| 2020 Q1 | $316.38 | 0 | |||
| 2019 Q4 | 0 | $0 | -$150,000 | $163.21 | 0 |
| 2019 Q3 | 7,700 | $1,803,000 | +$1,803,000 | $232.82 | 2 |
| 2019 Q2 | $233.88 | 0 | |||
| 2019 Q1 | $236.38 | 0 | |||
| 2018 Q4 | $300.92 | 0 | |||
| 2018 Q3 | $353.30 | 0 | |||
| 2018 Q2 | $29021.94 | 0 | |||
| 2018 Q1 | $871.61 | 0 | |||
| 2017 Q4 | $318.57 | 0 | |||
| 2017 Q3 | $313.08 | 0 | |||
| 2017 Q2 | $271.36 | 0 | |||
| 2017 Q1 | $273.42 | 0 | |||
| 2016 Q4 | $283.58 | 0 | |||
| 2016 Q3 | $313.03 | 0 | |||
| 2016 Q2 | $241.82 | 0 | |||
| 2016 Q1 | $260.32 | 0 | |||
| 2015 Q4 | 0 | $0 | -$45,000 | $306.36 | 0 |
| 2015 Q3 | 30,600 | $45,000 | +$45,000 | $291.82 | 1 |
| 2015 Q2 | $403.94 | 0 | |||
| 2015 Q1 | $2859.68 | 0 | |||
| 2014 Q4 | $339.45 | 0 | |||
| 2014 Q3 | $330.80 | 0 | |||
| 2014 Q2 | 0 | $0 | -$320,000 | $315.32 | 0 |
| 2014 Q1 | 1,000 | $320,000 | +$320,000 | $305.87 | 1 |