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Biogen Inc. (BIIB)

NasdaqGS - NasdaqGS Real-time price. Currency in USD
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204.22+1.86 (+0.92%)
At close: 04:00PM EDT
205.94 +1.72 (+0.84%)
After hours: 07:58PM EDT

Major holders

Currency in USD
Breakdown
0.63%% of shares held by all insiders
86.49%% of shares held by institutions
87.04%% of float held by institutions
1,404Number of institutions holding shares

Top institutional holders

HolderSharesDate reported% outValue
Primecap Management Company15,834,60630 Mar 202210.81%3,334,768,023
Blackrock Inc.14,121,09730 Mar 20229.64%2,973,903,028
Vanguard Group, Inc. (The)11,720,58430 Mar 20228.00%2,468,354,990
State Street Corporation7,208,90630 Mar 20224.92%1,518,195,603
Wellington Management Group, LLP6,249,52630 Mar 20224.27%1,316,150,175
Geode Capital Management, LLC2,806,66430 Mar 20221.92%591,083,438
ClearBridge Investments, LLC2,510,99230 Mar 20221.71%528,814,915
JP Morgan Chase & Company2,175,55730 Mar 20221.49%458,172,304
Northern Trust Corporation1,685,52730 Mar 20221.15%354,971,986
Norges Bank Investment Management1,555,20530 Dec 20211.06%373,124,783

Top mutual fund holders

HolderSharesDate reported% outValue
Vanguard/Primecap Fund8,898,36130 Dec 20216.08%2,134,894,771
Vanguard Specialized-Health Care Fund5,192,27430 Jan 20223.55%1,173,453,924
Vanguard Total Stock Market Index Fund4,174,87430 Dec 20212.85%1,001,635,770
Vanguard 500 Index Fund3,110,83730 Dec 20212.12%746,352,013
Invesco ETF Tr-Invesco QQQ Tr, Series 1 ETF2,127,80530 Mar 20221.45%448,115,733
Vanguard Horizon Fund-Capital Opportunity Fund2,036,43730 Dec 20211.39%488,581,965
SPDR S&P 500 ETF Trust1,587,74027 Feb 20221.08%335,029,017
Fidelity 500 Index Fund1,504,30027 Feb 20221.03%317,422,343
iShares Core S&P 500 ETF1,272,11530 Mar 20220.87%267,907,419
iShares NASDAQ Biotechnology ETF1,172,02830 Mar 20220.80%246,829,096