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Biogen Inc. (BIIB)

NasdaqGS - NasdaqGS Real-time price. Currency in USD
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204.44+1.93 (+0.95%)
As of 01:31PM EDT. Market open.
Insider roster
Insider transactions

Major holders

Currency in USD
Breakdown
0.64%% of shares held by all insiders
86.83%% of shares held by institutions
87.39%% of float held by institutions
1,396Number of institutions holding shares

Top institutional holders

HolderSharesDate reported% outValue
Primecap Management Company15,834,60630 Mar 202210.81%3,237,226,889
Blackrock Inc.14,121,09730 Mar 20229.64%2,886,917,105
Vanguard Group, Inc. (The)11,720,58430 Mar 20228.00%2,396,156,221
State Street Corporation7,208,90630 Mar 20224.92%1,473,788,760
Wellington Management Group, LLP6,249,52630 Mar 20224.27%1,277,653,110
Geode Capital Management, LLC2,806,66430 Mar 20221.92%573,794,395
ClearBridge Investments, LLC2,510,99230 Mar 20221.71%513,347,210
JP Morgan Chase & Company2,175,55730 Mar 20221.49%444,770,878
Northern Trust Corporation1,685,52730 Mar 20221.15%344,589,143
Norges Bank Investment Management1,555,20530 Dec 20211.06%317,946,113

Top mutual fund holders

HolderSharesDate reported% outValue
Vanguard/Primecap Fund8,923,69130 Mar 20226.09%1,824,359,409
Vanguard Specialized-Health Care Fund5,192,27430 Jan 20223.55%1,061,508,509
Vanguard Total Stock Market Index Fund4,240,01530 Mar 20222.90%866,828,676
Vanguard 500 Index Fund3,214,09930 Mar 20222.19%657,090,407
Invesco ETF Tr-Invesco NASDAQ 100 ETF2,127,80530 Mar 20221.45%435,008,459
Invesco ETF Tr-Invesco QQQ Tr, Series 1 ETF2,089,78430 May 20221.43%427,235,446
Vanguard Horizon Fund-Capital Opportunity Fund2,074,88830 Mar 20221.42%424,190,107
SPDR S&P 500 ETF Trust1,588,71230 May 20221.08%324,796,285
Fidelity 500 Index Fund1,537,23129 Apr 20221.05%314,271,509
iShares Core S&P 500 ETF1,259,50030 May 20220.86%257,492,183
Vanguard Index-Value Index Fund1,219,55730 Mar 20220.83%249,326,236