Who owns Medicines Company?

Top Holders and Investors of MDCO Stock

Find out what company owns Medicines Company, who bought MDCO this quarter, and who sold shares of MDCO stock?

Fund or Company Name Number of Shares Valued At As Of
Fmr 10.90M $403.58M Sep 2017
Wellington Management Company 10.15M $376.14M Sep 2017
BlackRock 9.44M $349.52M Sep 2017
BlackRock Fund Advisors 6.83M $231.83M Dec 2016
Vanguard 6.09M $225.33M Sep 2017
Aviva Holdings 3.83M $142.01M Sep 2017
Goldman Sachs 3.20M $118.70M Sep 2017
Bridger Management 2.81M $104.04M Sep 2017
Westfield Capital Management Company 2.48M $91.74M Sep 2017
Corvex Management 2.41M $89.30M Sep 2017
State Street Corporation 2.09M $77.45M Sep 2017
Franklin Resources 2.02M $74.82M Sep 2017
BlackRock Institutional Trust Company, N.A. 1.82M $61.66M Dec 2016
Iridian Asset Management 1.76M $65.27M Sep 2017
Sarissa Capital Management 1.75M $64.89M Sep 2017
venBio Select Advisor 1.72M $63.72M Sep 2017
PointState Capital 1.68M $62.27M Sep 2017
Three Bays Capital 1.58M $58.39M Sep 2017
Partner Fund Management 1.50M $55.60M Sep 2017
Putnam Investments 1.50M $55.57M Sep 2017
Alliancebernstein 1.32M $48.73M Sep 2017
Gail Mannix 1.26M $46.71M Sep 2017
Bank of America Corporation 1.20M $44.58M Sep 2017
Slate Path Capital 1.11M $41.11M Sep 2017
Macquarie 978051 $36.23M Sep 2017
Northern Trust 904138 $33.48M Sep 2017
Boxer Capital 900000 $33.34M Sep 2017
Ubs Global Asset Management Americas 893378 $33.09M Sep 2017
Bank of New York Mellon 838147 $31.86M Jun 2017
Damian Sousa 826046 $31.40M Jun 2017
First Eagle Investment Management 789014 $29.99M Jun 2017
OppenheimerFunds 713727 $26.44M Sep 2017
Elk Creek Partners 693601 $25.69M Sep 2017
Rock Springs Capital Management 690000 $25.56M Sep 2017
Geode Capital Management 633031 $23.45M Sep 2017
Artal Group S.A. 500000 $18.52M Sep 2017
Principal Financial 492240 $18.23M Sep 2017
Ameriprise Financial 435516 $16.13M Sep 2017
Pictet Asset Management 427067 $15.82M Sep 2017
PanAgora Asset Management 380520 $14.09M Sep 2017
Deutsche Bank Aktiengesellschaft 373511 $13.83M Sep 2017
BlackRock Investment Management 348187 $11.82M Dec 2016
Charles Schwab Investment Management 301539 $11.17M Sep 2017
Nantahala Capital Management 300000 $11.11M Sep 2017
T. Rowe Price Associates 294521 $11.19M Jun 2017
Ashford Capital Management 272210 $10.08M Sep 2017
HighVista Strategies 268240 $9.94M Sep 2017
Jpmorgan Chase & Co 266093 $9.62M Jun 2017
New York State Common Retirement Fund 230558 $8.76M Jun 2017
First Light Asset Management 220300 $8.16M Sep 2017
Cutler 212421 $7.86M Sep 2017
Atika Capital Management 208000 $7.70M Sep 2017
University of Notre Dame du Lac 192551 $7.13M Sep 2017
Citadel Advisors 185863 $6.88M Sep 2017
TIAA-CREF Investment Management 180490 $6.69M Sep 2017
Inves 177018 $6.56M Sep 2017
Antipodean Advisors 176000 $6.52M Sep 2017
Marshall Wace North America 170933 $6.32M Sep 2017
Teachers Retirement System Of The State Of Kentucky 169208 $6.43M Jun 2017
CalPERS 159600 $5.91M Sep 2017
Creative Planning 150835 $5.59M Sep 2017
Barclays 150275 $5.57M Sep 2017
KBC Group NV 149099 $5.60M Sep 2017
New York State Teachers Retirement System 147007 $5.45M Sep 2017
Rhumbline Advisers 145605 $5.53M Jun 2017
BlackRock 144867 $4.91M Dec 2016
Federated Investors 141759 $5.25M Sep 2017
Legal & General 138722 $5.27M Jun 2017
Parametric Portfolio Associates 136828 $5.07M Sep 2017
Morgan Stanley 133634 $6.52M Mar 2017
Renaissance Technologies 129029 $4.78M Sep 2017
Teachers Advisors 124843 $4.62M Sep 2017
Guggenheim Capital, LLC Managers 123742 $4.58M Sep 2017
Swiss National Bank 120650 $4.47M Sep 2017
Wells Fargo & Company 117000 $4.45M Jun 2017
California State Teachers Retirement System 110468 $4.09M Sep 2017
Prudential Financial 108442 $4.02M Sep 2017
Great-West Life Assurance Company 105498 $4.01M Jun 2017
Candriam Luxembourg S.C.A. 102000 $3.78M Sep 2017
United Services Automobile Association 101275 $3.75M Sep 2017
Iguana Healthcare Management 100000 $3.70M Sep 2017
Group One Trading 99141 $3.67M Sep 2017
Allianz Asset Management AG 94817 $3.51M Sep 2017
Lion Point Capital 87001 $3.22M Sep 2017
Millennium Management 75403 $2.79M Sep 2017
Sei Investments 68565 $2.76M Sep 2017
Nationwide Fund Advisors 68238 $2.53M Sep 2017
Brian McDonald 67837 $1.93M Sep 2017
Wolverine Trading 65252 $2.42M Sep 2017
Wolverine Asset Management 63300 $2.34M Sep 2017
American Century Companies 61976 $2.30M Sep 2017
Mutual Of America Capital Management 58651 $2.17M Sep 2017
State of Tennessee, Treasury Department 55995 $2.07M Sep 2017
PineBridge Investments 55884 $2.07M Sep 2017
UBS Group AG 55260 $2.05M Sep 2017
Credit Suisse AG 53497 $2.03M Jun 2017
Manufacturers Life Insurance Company 52511 $1.95M Sep 2017
American International 52084 $1.98M Jun 2017
State of Wisconsin Investment Board 52000 $1.93M Sep 2017
Tiaa 50383 $1.87M Sep 2017
ProShare Advisors 48424 $1.79M Sep 2017
Citi 46767 $1.74M Sep 2017
Texas Permanent School Fund 46666 $1.73M Sep 2017
Metropolitan Life Insurance Company 46231 $1.71M Sep 2017
Retirement Systems of Alabama 46221 $1.76M Jun 2017
Integral Derivatives 45500 $1.68M Sep 2017
Public Sector Pension Investment Board 40317 $1.49M Sep 2017
Florida State Board of Administration 39599 $1.47M Sep 2017
Tiaa Cref Trust Co Fsb/mo 39457 $1.93M Mar 2017
Thrivent Financial for Lutherans 38720 $1.43M Sep 2017
BlackRock Advisors 37079 $1.26M Dec 2016
BlueCrest Capital Management 35467 $1.31M Sep 2017
Signpost Capital Advisors 34423 $1.68M Mar 2017
Bnp Paribas Arbitrage, Snc 34329 $1.27M Sep 2017
Arizona State Retirement System 33196 $1.23M Sep 2017
Granahan Investment Management Inc/ma 32948 $1.22M Sep 2017
Simplex Trading 32549 $1.20M Sep 2017
Ing Investment Management 31782 $1.18M Sep 2017
DekaBank Deutsche Girozentrale 31500 $1.21M Jun 2017
Bb&t Securities 30674 $1.14M Sep 2017
Partner Investment Management 29439 $1.09M Sep 2017
D. E. Shaw & Co 29064 $1.08M Sep 2017
Virtus ETF Advisers 27060 $1.00M Sep 2017
Whittier Trust 26068 $966080 Sep 2017
Twin Focus Capital Partners 26000 $963040 Sep 2017
Louisiana State Employees Retirement System 25900 $959077 Sep 2017
Stoneridge Investment Partners 25351 $939001 Sep 2017
Advisors Asset Management 25008 $926046 Sep 2017
Capstone Investment Advisors 25000 $926000 Sep 2017
Aperio 23916 $886087 Sep 2017
Spot Trading L.L.C 23900 $1.17M Mar 2017
Bellevue Group AG 19500 $722085 Sep 2017
Sunrise Partners Limited Partnership 17979 $664863 Sep 2017
Squarepoint Ops 17779 $659067 Sep 2017
Municipal Employees' Retirement System of Michigan 17050 $648070 Jun 2017
Employees Retirement System of Texas 17000 $630020 Sep 2017
Mason Street Advisors 16189 $599964 Sep 2017
Fox Run Management 15800 $585074 Sep 2017
Parallax Volatility Advisers 15000 $570000 Jun 2017
Crossmark Global Holdings 14429 $534017 Sep 2017
Public Employees' Retirement Association of Colorado 14178 $525011 Sep 2017
Opus Point Partners Management 14000 $518980 Sep 2017
Piedmont Investment Advisers 13923 $515986 Sep 2017
Capstone Asset Management Company 13849 $525985 Jun 2017
ProFund Advisors 13204 $488944 Sep 2017
Raymond James & Associates 13171 $487985 Sep 2017
Landscape Capital Management 12732 $471975 Sep 2017
Walleye Trading 12700 $471043 Sep 2017
Alaska Retirement Management Board 12629 $467020 Sep 2017
Russell Investments 11930 $442006 Sep 2017

Who sold Medicines Company?

Fund Name Date Sold Shares Held Valued At
Susquehanna International June 30, 2017 732179 $27.83M
Frontier Capital Management June 30, 2017 709229 $26.96M
Dimensional Fund Advisors June 30, 2017 554319 $21.07M
Balyasny Asset Management June 30, 2017 400000 $15.20M
HAP Trading June 30, 2017 185409 $7.05M