Companies / BIOGEN INC. / Institutional holders

Biogen Inc.

Institutional holders · 13F as of Jun 30, 2026

Holder	Value	Shares	% of shares
BlackRock, Inc.	$3.45B	15,985,736	10.82%
VANGUARD GROUP INC	$3.07B	17,447,092	11.81%
PRIMECAP MANAGEMENT CO/CA	$2.60B	14,757,997	9.99%
FMR LLC	$1.66B	9,425,863	6.38%
STATE STREET CORPORATION	$1.59B	7,344,327	4.97%
GEODE CAPITAL MANAGEMENT, LLC	$793.39M	4,342,602	2.94%
Wellington Management Group LLP	$624.99M	3,551,269	2.40%
Point72 Asset Management, L.P.	$495.09M	2,813,192	1.90%
Norges Bank	$464.41M	2,638,834	1.79%
Morgan Stanley	$409.18M	2,325,013	1.57%
AQR Capital Management, LLC	$346.24M	1,923,557	1.30%
JPMORGAN CHASE & CO	$326.86M	1,857,262	1.26%
Boston Partners	$311.66M	1,700,078	1.15%
Invesco Ltd.	$291.34M	1,655,441	1.12%
Legal & General Group Plc	$256.87M	1,459,597	0.99%
NORTHERN TRUST CORP	$254.50M	1,446,126	0.98%
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	$244.87M	1,391,370	0.94%
Barclays PLC	$229.67M	1,305,007	0.88%
Pacer Advisors, Inc.	$201.67M	1,145,890	0.78%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	$201.32M	1,143,902	0.77%
BANK OF AMERICA CORP /DE	$198.67M	1,128,845	0.76%
THE GOLDMAN SACHS GROUP, INC.	$193.48M	1,099,366	0.74%
DEUTSCHE BANK AG	$193.17M	894,035	0.61%
Alyeska Investment Group, L.P.	$180.26M	1,024,268	0.69%
Dimensional Fund Advisors LP	$169.07M	960,645	0.65%
Pictet Asset Management Holding SA	$166.90M	947,494	0.64%
AMUNDI	$144.98M	790,827	0.54%
Bank of New York Mellon Corp/The	$144.56M	788,523	0.53%
FRED ALGER MANAGEMENT, LLC	$140.58M	798,774	0.54%
Massachusetts Financial Services Company	$125.40M	712,559	0.48%
Employees Provident Fund Board	$123.93M	704,196	0.48%
FIRST TRUST ADVISORS LP	$123.56M	673,958	0.46%
Balyasny Asset Management L.P.	$119.17M	650,046	0.44%
SUSQUEHANNA INTERNATIONAL GROUP, LLP	$116.45M	661,684	0.45%
UBS Group AG	$112.95M	641,788	0.43%
Robeco Institutional Asset Management B.V.	$107.51M	610,908	0.41%
CAISSE DE DEPOT ET PLACEMENT DU QUEBEC	$103.58M	588,545	0.40%
Patient Capital Management, LLC	$101.43M	576,352	0.39%
CITIGROUP INC	$100.99M	573,844	0.39%
Royal Bank of Canada	$97.42M	531,377	0.36%
Zurcher Kantonalbank (Zurich Cantonalbank)	$95.73M	522,155	0.35%
HSBC HOLDINGS PLC	$88.84M	503,832	0.34%
BNP PARIBAS FINANCIAL MARKETS	$86.36M	471,068	0.32%
AustralianSuper Pty Ltd	$83.91M	476,812	0.32%
Mitsubishi UFJ Asset Management Co., Ltd.	$77.53M	358,823	0.24%
Victory Capital Management, Inc.	$74.20M	343,419	0.23%
Swiss National Bank	$70.71M	401,800	0.27%
Nuveen, LLC	$66.09M	375,557	0.25%
Sumitomo Mitsui Trust Group, Inc.	$65.23M	370,627	0.25%
Jain Global LLC	$62.15M	353,173	0.24%