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Biogen Inc (NASDAQ:BIIB)

306.13
Delayed Data
As of 4:00pm ET
 -2.04 / -0.66%
Today’s Change
223.02
Today|||52-Week Range
333.65
-0.07%
Year-to-Date
Institutional investors hold a majority ownership of BIIB through the 90.09% of the outstanding shares that they control. This interest is also higher than at almost any other company in the Biotechnology industry. Last, during the quarter ended June 2016, these large investors purchased a net $91.7 thousand shares.
Mutual fund holders52.48%
Other institutional37.61%
Individual stakeholders1.41%

Largest Quarterly Institutional
Transactions

Latest Institutional Activity

6/30/2016VIKING GLOBAL INVESTORS LP  Bought 3.0 Million shares of Biogen
6/30/2016CITADEL ADVISORS LLC  Bought 1.0 Million shares of Biogen
6/30/2016INVESCO ADVISERS, INC.  Bought 721.0 Thousand shares of Biogen

Top 10 Owners of Biogen

StockholderStakeShares
owned
Total value ($)Shares
bought / sold
Total
change
PRIMECAP Management Co.7.31%16,024,8614,646,087,950-221,865-1.37%
The Vanguard Group, Inc.6.18%13,544,6163,926,990,517+182,714+1.37%
Fidelity Management & Research Co...5.14%11,256,6493,263,640,245-2,052,563-15.42%
BlackRock Fund Advisors4.87%10,659,9323,090,634,085+122,142+1.16%
SSgA Funds Management, Inc.4.03%8,833,3482,561,052,586-95,507-1.07%
ClearBridge Investments LLC3.78%8,271,6792,398,207,892-193,780-2.29%
T. Rowe Price Associates, Inc.2.91%6,366,1521,845,738,449-1,753,757-21.60%
Wellington Management Co. LLP2.20%4,811,6591,395,044,294+153,390+3.29%
Columbia Management Investment Ad...1.48%3,235,123937,959,211-526,006-13.99%
Viking Global Investors LP1.47%3,210,507930,822,295+2,979,560+1,290.15%

Top 10 Mutual Funds Holding Biogen

Mutual fundStakeShares
owned
Total value ($)Shares
bought / sold
Total
change
Vanguard PRIMECAP Fund4.32%9,455,2002,741,346,13600.00%
Vanguard Total Stock Market Index...2.00%4,391,9331,273,353,135+29,998+0.69%
Vanguard Health Care Fund1.74%3,810,0231,104,639,96800.00%
ClearBridge Aggressive Growth Fun...1.47%3,217,266932,781,931-60,000-1.83%
Vanguard 500 Index Fund1.31%2,873,492833,111,536+79,621+2.85%
Vanguard Capital Opportunity Fund1.23%2,690,438780,038,68900.00%
Fidelity Contrafund1.14%2,500,633725,008,526-645,000-20.50%
Vanguard Institutional Index Fund1.11%2,422,196702,267,286-20,791-0.85%
SPDR S&P 500 ETF1.05%2,303,926667,977,265-3,654-0.16%
iShares Nasdaq Biotechnology ETF0.93%2,042,885592,293,648-15,536-0.75%