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Biogen Inc. (BIIB)

NasdaqGS - NasdaqGS Real Time Price. Currency in USD
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209.55+7.09 (+3.51%)
As of 01:42PM EDT. Market open.
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Major Holders

Currency in USD
Breakdown
0.69%% of Shares Held by All Insider
92.73%% of Shares Held by Institutions
93.37%% of Float Held by Institutions
1,451Number of Institutions Holding Shares

Top Institutional Holders

HolderSharesDate Reported% OutValue
Primecap Management Company16,264,481Dec 30, 202311.19%3,408,303,196
Vanguard Group Inc14,407,330Dec 30, 20239.91%3,019,127,932
Blackrock Inc.14,246,658Dec 30, 20239.80%2,985,458,312
State Street Corporation6,945,665Dec 30, 20234.78%1,455,498,778
T. Rowe Price Investment Management, Inc.5,357,326Dec 30, 20233.69%1,122,654,410
Wellington Management Group, LLP5,324,396Dec 30, 20233.66%1,115,753,764
JP Morgan Chase & Company5,011,319Dec 30, 20233.45%1,050,146,916
Geode Capital Management, LLC3,309,317Dec 30, 20232.28%693,483,899
Invesco Ltd.1,814,666Dec 30, 20231.25%380,272,320
ClearBridge Investments, LLC1,679,302Dec 30, 20231.16%351,906,118

Top Mutual Fund Holders

HolderSharesDate Reported% OutValue
Vanguard/Primecap Fund9,162,371Dec 30, 20236.30%1,920,020,587
Vanguard Total Stock Market Index Fund4,558,381Dec 30, 20233.14%955,231,497
Vanguard Specialized-Health Care Fund4,558,453Jan 30, 20243.14%955,246,585
Vanguard 500 Index Fund3,539,204Dec 30, 20232.43%741,657,868
Invesco ETF Tr-Invesco QQQ Tr, Series 1 ETF2,733,974Feb 28, 20241.88%572,917,901
Price (T.Rowe) Capital Appreciation Fund2,272,295Dec 30, 20231.56%476,170,762
Vanguard Horizon Fund-Capital Opportunity Fund2,232,297Dec 30, 20231.54%467,788,981
Fidelity 500 Index Fund1,737,827Feb 28, 20241.20%364,170,324
SPDR S&P 500 ETF Trust1,698,935Feb 28, 20241.17%356,020,311
Vanguard Mid-Cap Index Fund1,623,671Dec 30, 20231.12%340,248,364