Biogen Inc.

Historical 13F Holders

Symbol
BIIB
CUSIP
09062X103
All holders as of
Q2 2025
Type
Equity
Class
COM
Reported Value, Excluding Options
Total Filings
Period Filings Shares, Excl. Options Value, Excl. Options
2025 Q2 907 131 M $16.4 B
2025 Q1 928 127 M $17.4 B
2024 Q4 932 132 M $20.1 B
2024 Q3 980 133 M $25.5 B
2024 Q2 999 135 M $31.2 B
2024 Q1 1,018 137 M $29.5 B
2023 Q4 1,063 136 M $35.3 B
2023 Q3 1,026 125 M $32.1 B
2023 Q2 1,059 127 M $36.0 B
2023 Q1 1,066 128 M $35.0 B
2022 Q4 1,101 132 M $36.7 B
2022 Q3 1,072 124 M $33.3 B
2022 Q2 1,001 122 M $25.2 B
2022 Q1 1,025 123 M $26.1 B
2021 Q4 1,100 125 M $30.2 B
2021 Q3 1,115 123 M $35.2 B
2021 Q2 1,194 126 M $43.7 B
2021 Q1 1,173 130 M $35.7 B
2020 Q4 1,156 131 M $32.3 B
2020 Q3 1,135 132 M $37.5 B
2020 Q2 1,133 136 M $36.4 B
2020 Q1 1,186 146 M $46.1 B
2019 Q4 1,189 157 M $46.5 B
2019 Q3 1,067 161 M $37.6 B
2019 Q2 1,104 164 M $38.4 B
2019 Q1 1,176 172 M $40.7 B
2018 Q4 1,218 180 M $54.1 B
2018 Q3 1,233 184 M $64.9 B
2018 Q2 1,178 182 M $52.8 B
2018 Q1 1,184 192 M $52.5 B
2017 Q4 1,203 190 M $60.6 B
2017 Q3 1,095 189 M $59.1 B
2017 Q2 1,066 187 M $50.9 B
2017 Q1 1,089 190 M $51.9 B
2016 Q4 1,121 191 M $54.1 B
2016 Q3 1,107 192 M $60.1 B
2016 Q2 1,044 192 M $46.7 B
2016 Q1 1,023 205 M $49.9 B
2015 Q4 1,048 196 M $60.3 B
2015 Q3 988 202 M $59.1 B
2015 Q2 1,036 212 M $85.5 B
2015 Q1 1,033 214 M $90.3 B
2014 Q4 957 215 M $73.3 B
2014 Q3 881 215 M $71.1 B
2014 Q2 849 220 M $69.5 B
2014 Q1 840 216 M $66.0 B