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Biogen Inc. (BIIB)

NasdaqGS - NasdaqGS Real-time price. Currency in USD
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193.18-0.93 (-0.48%)
At close: 04:00PM EDT
195.85 +2.67 (+1.38%)
Pre-market: 04:26AM EDT

Major holders

Currency in USD
Breakdown
0.69%% of shares held by all insiders
93.01%% of shares held by institutions
93.65%% of float held by institutions
1,448Number of institutions holding shares

Top institutional holders

HolderSharesDate reported% outValue
Primecap Management Company16,264,48130 Dec 202311.19%3,141,972,320
Vanguard Group Inc14,407,33030 Dec 20239.91%2,783,207,903
Blackrock Inc.14,246,65830 Dec 20239.80%2,752,169,288
State Street Corporation6,945,66530 Dec 20234.78%1,341,763,513
T. Rowe Price Investment Management, Inc.5,357,32630 Dec 20233.69%1,034,928,197
Wellington Management Group, LLP5,324,39630 Dec 20233.66%1,028,566,780
JP Morgan Chase & Company5,011,31930 Dec 20233.45%968,086,567
Geode Capital Management, LLC3,309,31730 Dec 20232.28%639,293,833
Invesco Ltd.1,814,66630 Dec 20231.25%350,557,164
ClearBridge Investments, LLC1,679,30230 Dec 20231.16%324,407,548

Top mutual fund holders

HolderSharesDate reported% outValue
Vanguard/Primecap Fund9,162,37130 Dec 20236.30%1,769,986,762
Vanguard Total Stock Market Index Fund4,558,38130 Dec 20233.14%880,588,008
Vanguard Specialized-Health Care Fund4,558,45330 Jan 20243.14%880,601,917
Vanguard 500 Index Fund3,539,20430 Dec 20232.43%683,703,402
Invesco ETF Tr-Invesco QQQ Tr, Series 1 ETF2,733,97428 Feb 20241.88%528,149,077
Price (T.Rowe) Capital Appreciation Fund2,272,29530 Dec 20231.56%438,961,931
Vanguard Horizon Fund-Capital Opportunity Fund2,232,29730 Dec 20231.54%431,235,118
Fidelity 500 Index Fund1,737,82728 Feb 20241.20%335,713,407
SPDR S&P 500 ETF Trust1,698,93528 Feb 20241.17%328,200,250
Vanguard Mid-Cap Index Fund1,623,67130 Dec 20231.12%313,660,751