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Biogen Inc. (BIIB)

NasdaqGS - NasdaqGS Real-time price. Currency in USD
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216.34+4.32 (+2.04%)
At close: 04:00PM EDT
216.50 +0.16 (+0.07%)
After hours: 06:19PM EDT

Major holders

Currency in USD
Breakdown
0.69%% of shares held by all insiders
93.04%% of shares held by institutions
93.68%% of float held by institutions
1,467Number of institutions holding shares

Top institutional holders

HolderSharesDate reported% outValue
Primecap Management Company16,264,48130 Dec 202311.19%3,518,657,759
Vanguard Group Inc14,407,33030 Dec 20239.91%3,116,881,719
Blackrock Inc.14,246,65830 Dec 20239.80%3,082,121,939
State Street Corporation6,945,66530 Dec 20234.78%1,502,625,140
T. Rowe Price Investment Management, Inc.5,357,32630 Dec 20233.69%1,159,003,887
Wellington Management Group, LLP5,324,39630 Dec 20233.66%1,151,879,811
JP Morgan Chase & Company5,011,31930 Dec 20233.45%1,084,148,734
Geode Capital Management, LLC3,309,31730 Dec 20232.28%715,937,627
Invesco Ltd.1,814,66630 Dec 20231.25%392,584,835
ClearBridge Investments, LLC1,679,30230 Dec 20231.16%363,300,188

Top mutual fund holders

HolderSharesDate reported% outValue
Vanguard/Primecap Fund9,162,37130 Dec 20236.30%1,982,187,308
Vanguard Specialized-Health Care Fund4,558,45330 Oct 20233.14%986,175,705
Vanguard Total Stock Market Index Fund4,558,38130 Dec 20233.14%986,160,128
Vanguard 500 Index Fund3,539,20430 Dec 20232.43%765,671,380
Invesco ETF Tr-Invesco QQQ Tr, Series 1 ETF2,650,19430 Dec 20231.82%573,342,960
Price (T.Rowe) Capital Appreciation Fund2,272,29530 Dec 20231.56%491,588,291
Vanguard Horizon Fund-Capital Opportunity Fund2,232,29730 Dec 20231.54%482,935,124
SPDR S&P 500 ETF Trust1,727,48730 Jan 20241.19%373,724,531
Fidelity 500 Index Fund1,720,34030 Jan 20241.18%372,178,349
Vanguard Mid-Cap Index Fund1,623,67130 Dec 20231.12%351,264,978