Who owns Medicines Company?

Key details on Medicines Company (Ticker: MDCO)

Who owns Medicines Company?

Is MDCO a good stock to own? Find out who bought Medicines Company, who sold Medicines Company (MDCO) stock, and who holds a large position in Medicines Company.

Fund Name Number of Shares Share Valuation As Of
Wellington Management Company 9.04M $257.03M March 31, 2014
Royce & Associates 6.12M $173.79M March 31, 2014
T. Rowe Price Associates 5.60M $159.08M March 31, 2014
BlackRock Fund Advisors 4.43M $125.93M March 31, 2014
Vanguard 4.31M $122.41M March 31, 2014
FMR 4.03M $114.41M March 31, 2014
PointState Capital 2.38M $67.54M March 31, 2014
S.A.C. Capital Advisors 2.34M $78.06M March 31, 2013
STATE STREET CORPORATION 2.26M $64.23M March 31, 2014
Inves 2.13M $60.43M March 31, 2014
Partner Fund Management 2.12M $81.72M Dec. 31, 2013
D. E. Shaw & Co 2.07M $49.66M Dec. 31, 2012
BlackRock Institutional Trust Company, N.A. 1.78M $50.73M March 31, 2014
HealthCor Management 1.68M $51.52M June 30, 2013
Soros Fund Management 1.60M $29.82M Dec. 31, 2011
Frontier Capital Management 1.48M $42.15M March 31, 2014
LORD, ABBETT & CO 1.40M $42.94M June 30, 2013
Jennison Associates 1.30M $37.08M March 31, 2014
DIMENSIONAL FUND ADVISORS 1.14M $32.37M March 31, 2014
Daiwa Securities 1.13M $25.93M June 30, 2012
Deerfield Management Company 1.08M $25.82M Dec. 31, 2012
Ridgeback Capital Investments 1.05M $27.11M Sept. 30, 2012
OppenheimerFunds 1.01M $33.85M March 31, 2013
BB Biotech AG 987654 $33.00M March 31, 2013
JPMORGAN CHASE & CO 983335 $32.97M Sept. 30, 2013
CITADEL ADVISORS 977258 $25.22M Sept. 30, 2012
NORTHERN TRUST 935644 $36.13M Dec. 31, 2013
Renaissance Technologies 925932 $18.58M March 31, 2012

Who sold Medicines Company?

Fund Name Date Sold Number of Shares Sold Share Valuation
J. Goldman & Co Sept. 30, 2011 945000 $14.06M
Columbia Wanger Asset Management June 30, 2010 2.36M $17.94M
Navellier & Associates Sept. 30, 2003 971940 $25.22M
Manufacturers Life Insurance Company Dec. 31, 2002 1.24M $32.37M