Who owns Biogen Idec?

Key details on Biogen Idec (Ticker: BIIB)

Who owns Biogen Idec?

Is BIIB a good stock to own? Find out who bought Biogen Idec, who sold Biogen Idec (BIIB) stock, and who holds a large position in Biogen Idec.

Fund Name Number of Shares Share Valuation As Of
FMR 21.93M $6.71B March 31, 2014
PRIMECAP Management Company 17.50M $5.35B March 31, 2014
Icahn Capital 12.86M $943.81M March 31, 2011
T. Rowe Price Associates 12.19M $3.85B June 30, 2014
Vanguard 12.09M $3.81B June 30, 2014
Schroder Investment Management 11.19M $2.69B Sept. 30, 2013
STATE STREET CORPORATION 9.64M $3.04B June 30, 2014
Capital Research Global Investors^ 8.20M $2.59B June 30, 2014
ClearBridge Advisors 7.89M $2.49B June 30, 2014
JPMORGAN CHASE & CO 7.12M $2.24B June 30, 2014
Jennison Associates 6.28M $1.98B June 30, 2014
BlackRock Institutional Trust Company, N.A. 6.21M $2.06B Sept. 30, 2014
Ameriprise Financial 5.67M $818.02M June 30, 2012
Sands Capital Management 4.89M $1.54B June 30, 2014
Wellington Management Company 4.20M $809.97M March 31, 2013
Inves 4.05M $1.24B March 31, 2014
Marsico Capital Management 4.00M $860.32M June 30, 2013

Who sold Biogen Idec?

Fund Name Date Sold Number of Shares Sold Share Valuation
GOLDMAN SACHS March 31, 2011 5.99M $440.41M
Franklin Resources March 31, 2011 4.06M $297.88M
Tudor Investment Corporation Dec. 31, 2005 3.97M $179.76M