Biogen Idec Inc (NASDAQ:BIIB)

423.90
BATS BZX Real-Time Price
As of 11:41am ET
 +9.77 / +2.36%
Today’s Change
272.02
Today|||52-Week Range
425.22
+24.88%
Year-to-Date
Institutional investors hold a majority ownership of BIIB through the 92.16% 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 2014, these large investors purchased a net $2.0 million shares.
Mutual fund holders56.50%
Other institutional35.67%
Individual stakeholders1.14%

Largest Quarterly Institutional
Transactions

Latest Institutional Activity

12/31/2014WELLINGTON MANAGEMENT CO. LLP  Bought 1.0 Million shares of Biogen
12/31/2014CAPITAL RESEARCH & MANAGEMENT CO...  Bought 930.0 Thousand shares of Biogen
12/31/2014FIDELITY MANAGEMENT & RESEARCH C...  Bought 787.1 Thousand shares of Biogen

Top 10 Owners of Biogen

StockholderStakeShares
owned
Total value ($)Shares
bought / sold
Total
change
Fidelity Management & Research Co...8.35%19,718,5067,673,653,795+787,092+4.16%
PRIMECAP Management Co.7.27%17,170,6936,682,146,888-45,938-0.27%
The Vanguard Group, Inc.5.39%12,730,6944,954,276,877+395,460+3.21%
T. Rowe Price Associates, Inc.5.16%12,176,5484,738,625,420-614,504-4.80%
BlackRock Fund Advisors4.57%10,801,4054,203,474,770+656,317+6.47%
SSgA Funds Management, Inc.4.28%10,108,2913,933,742,526+242,919+2.46%
ClearBridge Investments LLC3.49%8,231,6703,203,436,697+341,907+4.33%
Jennison Associates LLC2.38%5,619,6632,186,948,053-188,022-3.24%
JPMorgan Investment Management, I...2.23%5,265,6042,049,162,453+200,156+3.95%
Sands Capital Management LLC2.11%4,974,3311,935,810,652+22,235+0.45%

Top 10 Mutual Funds Holding Biogen

Mutual fundStakeShares
owned
Total value ($)Shares
bought / sold
Total
change
Vanguard PRIMECAP Fund4.22%9,973,6953,881,363,14600.00%
Fidelity Contrafund3.56%8,403,7493,270,402,961+99,500+1.20%
Vanguard Total Stock Market Index...1.72%4,068,7671,583,401,366+89,778+2.26%
ClearBridge Aggressive Growth Fun...1.39%3,292,3041,281,233,02500.00%
Vanguard Capital Opportunity Fund1.17%2,765,4381,076,197,85200.00%
T Rowe Price Growth Stock Fund1.12%2,639,6001,027,226,736-141,700-5.09%
Vanguard 500 Index Fund1.10%2,602,4961,012,787,343+40,807+1.59%
Vanguard Institutional Index Fund1.04%2,449,443953,225,238+34,180+1.42%
SPDR S&P 500 ETF1.03%2,429,973945,648,293-345,667-12.45%
T Rowe Price Blue Chip Growth Fun...0.86%2,029,400789,761,304+8,200+0.41%

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