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Biogen Inc
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202.190USD
+1.570+0.78%
Close 07-24 16:00（ET）Quotes delayed by 15 min
29.84BMarket Cap
21.63P/E TTM
Shareholding Stats
Updated: Sun, May 10
Updated: Sun, May 10
Shareholders
Shareholder Types
Shareholders
Shareholders
Proportion
PRIMECAP Management Company
10.00%
Vanguard Capital Management, LLC
6.46%
BlackRock Institutional Trust Company, N.A.
5.91%
Fidelity Management & Research Company LLC
5.40%
State Street Investment Management (US)
4.85%
Other
67.39%
Shareholders
Shareholders
Proportion
PRIMECAP Management Company
10.00%
Vanguard Capital Management, LLC
6.46%
BlackRock Institutional Trust Company, N.A.
5.91%
Fidelity Management & Research Company LLC
5.40%
State Street Investment Management (US)
4.85%
Other
67.39%
Shareholder Types
Shareholders
Proportion
Investment Advisor
55.58%
Investment Advisor/Hedge Fund
25.97%
Hedge Fund
6.54%
Pension Fund
3.17%
Research Firm
2.81%
Sovereign Wealth Fund
1.84%
Bank and Trust
1.76%
Individual Investor
0.20%
Family Office
0.16%
Other
1.96%
Institutional Shareholding
Updated: Thu, Apr 9
Updated: Thu, Apr 9
Reporting Period
No. of institutions
Shares Held
Proportion
Change
2026Q1
2085
144.76M
98.05%
-3.98M
2025Q4
1994
139.65M
97.81%
+140.37K
2025Q3
2054
139.52M
98.56%
+3.73M
2025Q2
2076
135.78M
99.30%
-133.40K
2025Q1
2125
136.05M
101.20%
-12.08M
2024Q4
2114
138.28M
98.83%
+2.02M
2024Q3
2089
135.94M
98.13%
+100.43K
2024Q2
2100
135.44M
97.85%
-355.51K
2024Q1
2106
135.99M
97.60%
-5.88M
2023Q4
2136
135.17M
94.89%
+4.09M
View more
Shareholder Activity
Name
Shares Held
Proportion
Change
Chg %
Date
PRIMECAP Management Company
14.76M
10.06%
-196.70K
-1.32%
Dec 31, 2025
BlackRock Institutional Trust Company, N.A.
8.73M
5.95%
+513.30K
+6.25%
Dec 31, 2025
Fidelity Management & Research Company LLC
7.97M
5.43%
+6.90M
+642.96%
Dec 31, 2025
State Street Investment Management (US)
7.16M
4.88%
-160.73K
-2.20%
Dec 31, 2025
Geode Capital Management, L.L.C.
4.20M
2.86%
+130.62K
+3.21%
Dec 31, 2025
Wellington Management Company, LLP
3.55M
2.42%
-695.24K
-16.37%
Dec 31, 2025
Point72 Asset Management, L.P.
2.81M
1.92%
-1.06M
-27.36%
Dec 31, 2025
Norges Bank Investment Management (NBIM)
2.64M
1.8%
+374.66K
+16.55%
Dec 31, 2025
View more
Related ETFs
Updated: Sat, Dec 6
Updated: Sat, Dec 6
Name
Proportion
Invesco Biotechnology & Genome ETF
5.49%
First Trust NASDAQ Pharmaceuticals ETF
4.45%
iShares Neuroscience and Healthcare ETF
4.25%
First Trust NYSE Arca Biotechnology Index Fund
3.53%
VanEck Biotech ETF
3.46%
Invesco Pharmaceuticals ETF
3.01%
iShares Health Innovation Active ETF
2.81%
First Trust Health Care Alphadex Fund
2.4%
ProShares Ultra Nasdaq Biotechnology
2.22%
Alger Russell Innovation ETF
2.21%
View more
Invesco Biotechnology & Genome ETF
Proportion5.49%
First Trust NASDAQ Pharmaceuticals ETF
Proportion4.45%
iShares Neuroscience and Healthcare ETF
Proportion4.25%
First Trust NYSE Arca Biotechnology Index Fund
Proportion3.53%
VanEck Biotech ETF
Proportion3.46%
Invesco Pharmaceuticals ETF
Proportion3.01%
iShares Health Innovation Active ETF
Proportion2.81%
First Trust Health Care Alphadex Fund
Proportion2.4%
ProShares Ultra Nasdaq Biotechnology
Proportion2.22%
Alger Russell Innovation ETF
Proportion2.21%