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 8.63M $289.24M Sept. 30, 2013
T. Rowe Price Associates 5.84M $225.61M Dec. 31, 2013
Royce & Associates 4.60M $177.65M Dec. 31, 2013
BlackRock Fund Advisors 4.40M $169.95M Dec. 31, 2013
Vanguard 4.18M $161.35M Dec. 31, 2013
FMR 2.46M $95.16M Dec. 31, 2013
S.A.C. Capital Advisors 2.34M $78.06M March 31, 2013
Partner Fund Management 2.12M $81.72M Dec. 31, 2013
D. E. Shaw & Co 2.07M $49.66M Dec. 31, 2012
STATE STREET CORPORATION 1.87M $72.33M Dec. 31, 2013
Frontier Capital Management 1.75M $67.47M Dec. 31, 2013
BlackRock Institutional Trust Company, N.A. 1.74M $67.31M Dec. 31, 2013
Inves 1.71M $66.13M Dec. 31, 2013
HealthCor Management 1.68M $51.52M June 30, 2013
Soros Fund Management 1.60M $29.82M Dec. 31, 2011
LORD, ABBETT & CO 1.40M $42.94M June 30, 2013
Jennison Associates 1.31M $50.63M Dec. 31, 2013
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
DIMENSIONAL FUND ADVISORS 1.00M $38.71M Dec. 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
PointState Capital 900000 $34.76M Dec. 31, 2013
RS INVESTMENT MANAGEMENT 887784 $27.31M June 30, 2013
Renaissance Technologies 870632 $19.97M June 30, 2012
Consonance Capital 834798 $25.68M June 30, 2013
Perella Weinberg Partners Capital Management 811362 $20.94M Sept. 30, 2012
BlackRock Advisors 798165 $24.55M June 30, 2013

Who sold Medicines Company?

Fund Name Date Sold Number of Shares Sold Share Valuation
J. Goldman & Co Sept. 30, 2011 945000 $14.06M
Jacobs Levy Equity Management March 31, 2011 821716 $13.39M
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