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Biogen Inc. (BIIB)

NasdaqGS - NasdaqGS Real-time price. Currency in USD
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283.63-3.89 (-1.35%)
At close: 04:00PM EST
283.50 -0.13 (-0.05%)
After hours: 07:10PM EST
Insider roster
Insider transactions

Major holders

Currency in USD
Breakdown
0.68%% of shares held by all insiders
89.89%% of shares held by institutions
90.51%% of float held by institutions
1,438Number of institutions holding shares

Top institutional holders

HolderSharesDate reported% outValue
Primecap Management Company15,741,71529 Sept 202210.93%4,464,822,702
Blackrock Inc.13,846,72629 Sept 20229.62%3,927,346,962
Vanguard Group, Inc. (The)11,914,97329 Sept 20228.27%3,379,443,850
State Street Corporation6,895,35729 Sept 20224.79%1,955,730,139
Wellington Management Group, LLP5,135,61729 Sept 20223.57%1,456,615,074
Geode Capital Management, LLC3,299,47529 Sept 20222.29%935,830,110
JP Morgan Chase & Company2,103,91729 Sept 20221.46%596,733,988
ClearBridge Investments, LLC1,875,64029 Sept 20221.30%531,987,782
Point72 Asset Management, L.P.1,677,98229 Sept 20221.17%475,926,042
Northern Trust Corporation1,685,02129 Sept 20221.17%477,922,514

Top mutual fund holders

HolderSharesDate reported% outValue
Vanguard/Primecap Fund8,920,56129 Sept 20226.19%2,530,138,759
Vanguard Specialized-Health Care Fund4,970,50330 Oct 20223.45%1,409,783,790
Vanguard Total Stock Market Index Fund4,330,10329 Sept 20223.01%1,228,147,135
Vanguard 500 Index Fund3,289,62729 Sept 20222.28%933,036,922
Vanguard Horizon Fund-Capital Opportunity Fund2,069,27729 Sept 20221.44%586,909,045
Invesco ETF Tr-Invesco QQQ Tr, Series 1 ETF1,921,00330 Dec 20221.33%544,854,090
SPDR S&P 500 ETF Trust1,593,58530 Dec 20221.11%451,988,521
Fidelity 500 Index Fund1,573,55829 Nov 20221.09%446,308,263
iShares Core S&P 500 ETF1,293,12230 Dec 20220.90%366,768,199
Vanguard Index-Value Index Fund1,274,08629 Sept 20220.88%361,369,018