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Biogen Inc (NASDAQ:BIIB)

Delayed Data
As of Mar 24
 -0.59 / -0.21%
Today’s Change
Today|||52-Week Range
Institutional investors hold a majority ownership of BIIB through the 89.95% 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 December 2016, these large investors purchased a net $1.6 million shares.
Mutual fund holders51.69%
Other institutional38.26%
Individual stakeholders1.43%

Largest Quarterly Institutional

Latest Institutional Activity

12/31/2016WELLINGTON MANAGEMENT CO. LLP  Bought 1.3 Million shares of Biogen
12/31/2016T. ROWE PRICE ASSOCIATES, INC.  Bought 1.1 Million shares of Biogen
12/31/2016DZ PRIVATBANK SA  Bought 631.7 Thousand shares of Biogen

Top 10 Owners of Biogen

Total value ($)Shares
bought / sold
PRIMECAP Management Co.7.22%15,584,3874,497,654,088-109,518-0.70%
The Vanguard Group, Inc.6.49%14,009,9224,043,263,489+163,866+1.18%
BlackRock Fund Advisors5.28%11,400,6913,290,239,423+564,986+5.21%
SSgA Funds Management, Inc.4.34%9,360,8812,701,550,257+293,817+3.24%
ClearBridge Investments LLC4.06%8,769,8012,530,964,569+302,218+3.57%
T. Rowe Price Associates, Inc.4.04%8,718,2332,516,082,044+1,108,205+14.56%
Fidelity Management & Research Co...3.59%7,750,9602,236,927,056-1,484,004-16.07%
Wellington Management Co. LLP2.71%5,844,2741,686,657,476+1,306,695+28.80%
Columbia Management Investment Ad...1.50%3,233,593933,214,940+137,464+4.44%
Northern Trust Investments, Inc.1.29%2,793,835806,300,781-184,644-6.20%

Top 10 Mutual Funds Holding Biogen

Mutual fundStakeShares
Total value ($)Shares
bought / sold
Vanguard PRIMECAP Fund4.25%9,167,0972,645,624,194-32,703-0.36%
Vanguard Total Stock Market Index...2.18%4,706,1471,358,194,024+85,738+1.86%
Vanguard Health Care Fund1.78%3,841,8031,108,744,346+82,100+2.18%
ClearBridge Aggressive Growth Fun...1.49%3,210,157926,451,31000.00%
Vanguard 500 Index Fund1.47%3,180,498917,891,723+61,604+1.98%
Vanguard Capital Opportunity Fund1.22%2,630,438759,144,407-3,400-0.13%
SPDR S&P 500 ETF1.16%2,506,379723,340,979-12,348-0.49%
Vanguard Institutional Index Fund1.11%2,385,846688,555,156+8,530+0.36%
iShares Nasdaq Biotechnology ETF0.98%2,107,507608,226,520-30,761-1.44%
T Rowe Price Growth Stock Fund0.92%1,986,681573,356,137+476,346+31.54%