BIOGEN INC. - Common Stock (BIIB)

Historical Holders from Q1 2014 to Q1 2025

Symbol
BIIB on Nasdaq
CUSIP
09062X103
Type / Class
Equity / Common Stock
Shares outstanding
147M
All holders as of December 31, 2024
Q4 2024
Shares, excl. options
131M
Holdings value
$20.1B
% of all portfolios
0.01%
Grand Portfolio weight change
+0.001%
Number of holders
850
Number of buys
358
Number of sells
-466
Average Value change %
0%
Average buys %
+0.002%
Average sells %
-0.004%
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of BIOGEN INC. - Common Stock (BIIB)

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 8.5% $1.78B 12.5M BlackRock, Inc. Mar 31, 2025

Institutional Holders of BIOGEN INC. - Common Stock (BIIB)

Period Reported Shares, Excl. Options Value, Excl. Options Change Price Investors
2025 Q1 1.66M $227M +$85.1M $136.84 108
2024 Q4 131M $20.1B +$615M $152.92 850
2024 Q3 126M $24.5B -$715M $193.84 898
2024 Q2 128M $29.8B +$285M $231.82 928
2024 Q1 127M $27.4B -$328M $215.63 923
2023 Q4 128M $33B +$971M $258.77 971
2023 Q3 122M $31.5B -$463M $257.01 935
2023 Q2 123M $35B -$824M $284.85 978
2023 Q1 123M $34.2B +$295M $278.03 970
2022 Q4 120M $33.3B +$172M $276.92 998
2022 Q3 107M $28.6B +$583M $267.00 943
2022 Q2 118M $24B -$396M $203.94 893
2022 Q1 122M $25.7B -$117M $210.60 925
2021 Q4 123M $29.5B -$87.9M $239.92 984
2021 Q3 109M $30.9B -$794M $282.99 1,022
2021 Q2 112M $38.7B -$965M $346.27 1,087
2021 Q1 113M $31.7B -$398M $279.75 1,078
2020 Q4 128M $31.3B -$510M $244.86 1,039
2020 Q3 114M $32.4B -$1.19B $283.68 1,028
2020 Q2 117M $31.3B -$2.35B $267.55 1,034
2020 Q1 127M $40B -$2.18B $316.38 1,079
2019 Q4 134M $39.6B -$2.29B $296.73 1,080
2019 Q3 158M $36.8B -$346M $232.82 965
2019 Q2 159M $37.3B -$1.55B $233.87 993
2019 Q1 171M $40.4B -$1.01B $236.38 1,060
2018 Q4 169M $50.7B -$609M $300.92 1,126
2018 Q3 171M $60.4B -$346M $353.31 1,131
2018 Q2 178M $51.5B -$1.78B $290.24 1,081
2018 Q1 183M $50.1B -$606M $273.82 1,088
2017 Q4 188M $59.8B +$8.74M $318.57 1,108
2017 Q3 187M $58.6B +$470M $313.12 1,004
2017 Q2 186M $50.5B +$222M $271.36 984
2017 Q1 187M $51.2B +$4.11B $273.42 1,009
2016 Q4 187M $53.1B -$971M $283.58 1,015
2016 Q3 191M $59.7B +$437M $313.03 1,001
2016 Q2 191M $46.2B -$118M $241.82 953
2016 Q1 189M $49.3B -$280M $260.32 933
2015 Q4 190M $58.4B -$2.56B $306.35 960
2015 Q3 199M $58.1B -$3.92B $291.81 913
2015 Q2 207M $83.6B -$954M $403.94 955
2015 Q1 213M $89.8B +$221M $422.24 955
2014 Q4 212M $71.9B -$713M $339.45 873
2014 Q3 213M $70.5B -$286M $330.81 809
2014 Q2 215M $67.7B +$1.01B $315.31 773
2014 Q1 212M $64.7B -$452M $305.87 764