BIIB - Biogen Inc.

NasdaqGS - NasdaqGS Real Time Price. Currency in USD

Major Holders

Currency in USD
Breakdown
0.47%% of Shares Held by All Insider
93.42%% of Shares Held by Institutions
93.86%% of Float Held by Institutions
1,580Number of Institutions Holding Shares

Top Institutional Holders

HolderSharesDate Reported% OutValue
Blackrock Inc.16,012,637Jun 29, 20198.68%3,744,875,415
Vanguard Group, Inc. (The)14,815,354Jun 29, 20198.03%3,464,866,839
Primecap Management Company14,554,002Jun 29, 20197.89%3,403,744,447
State Street Corporation8,764,575Jun 29, 20194.75%2,049,771,155
ClearBridge Investments, LLC6,279,098Jun 29, 20193.40%1,468,492,649
Capital World Investors4,074,927Jun 29, 20192.21%953,003,177
Wellington Management Company, LLP3,798,965Jun 29, 20192.06%888,463,944
AQR Capital Management, LLC3,793,752Jun 29, 20192.06%887,244,780
Geode Capital Management, LLC3,286,582Jun 29, 20191.78%768,632,932
Invesco Ltd.2,992,810Jun 29, 20191.62%699,928,474

Top Mutual Fund Holders

HolderSharesDate Reported% OutValue
Vanguard/Primecap Fund9,219,356Dec 30, 20185.00%2,774,288,607
Vanguard Total Stock Market Index Fund5,383,717Dec 30, 20182.92%1,620,068,119
Vanguard 500 Index Fund3,817,943Dec 30, 20182.07%1,148,895,407
Vanguard Specialized-Health Care Fund3,695,803Jan 30, 20192.00%1,233,585,125
Legg Mason Clearbridge Aggressive Growth Fd2,272,431Jun 29, 20191.23%531,453,437
SPDR S&P 500 ETF Trust2,150,556Jun 29, 20191.17%502,950,531
Vanguard Horizon Fund-Capital Opportunity Portfolio2,141,000Mar 30, 20191.16%506,089,580
Growth Fund Of America Inc1,967,000Jun 29, 20191.07%460,022,290
Vanguard Institutional Index Fund-Institutional Index Fund1,909,577Dec 30, 20181.04%574,629,910
Invesco ETF Tr-Invesco QQQ Tr, Series 1 ETF1,719,222Jun 29, 20190.93%402,074,449