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 10.83M $411.46M Jun 2017
Wellington Management Company 10.10M $383.78M Jun 2017
BlackRock Fund Advisors 6.83M $231.83M Dec 2016
Vanguard 6.09M $231.42M Jun 2017
Iridian Asset Management 3.68M $139.79M Jun 2017
Aviva Holdings 3.48M $132.34M Jun 2017
Corvex Management 2.94M $111.90M Jun 2017
Partner Fund Management 2.92M $111.00M Jun 2017
Bridger Management 2.46M $93.55M Jun 2017
Goldman Sachs 2.42M $92.03M Jun 2017
State Street Corporation 2.22M $84.39M Jun 2017
Westfield Capital Management Company 2.03M $77.21M Jun 2017
BlackRock Institutional Trust Company, N.A. 1.82M $61.66M Dec 2016
Franklin Resources 1.77M $67.09M Jun 2017
Sarissa Capital Management 1.75M $66.59M Jun 2017
Three Bays Capital 1.46M $55.62M Jun 2017
venBio Select Advisor 1.31M $49.76M Jun 2017
Gail Mannix 1.27M $48.39M Jun 2017
Boxer Capital 1.22M $46.18M Jun 2017
Alliancebernstein 1.21M $46.13M Jun 2017
PointState Capital 1.10M $41.96M Jun 2017
Ubs Global Asset Management Americas 976016 $37.10M Jun 2017
Putnam Investments 972354 $36.94M Jun 2017
Bank of America Corporation 946884 $46.30M Mar 2017
Northern Trust 912150 $34.77M Jun 2017
Macquarie 873182 $33.19M Jun 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
Susquehanna International 732179 $27.83M Jun 2017
OppenheimerFunds 714026 $27.14M Jun 2017
Frontier Capital Management 709229 $26.96M Jun 2017
Rock Springs Capital Management 694446 $26.40M Jun 2017
Elk Creek Partners 676591 $25.72M Jun 2017
Geode Capital Management 634308 $24.11M Jun 2017
Antipodean Advisors 574434 $21.83M Jun 2017
Principal Financial 560521 $21.31M Jun 2017
Dimensional Fund Advisors 554319 $21.07M Jun 2017
Artal Group S.A. 550000 $20.91M Jun 2017
Deutsche Bank Aktiengesellschaft 549173 $20.81M Jun 2017
Slate Path Capital 545000 $20.72M Jun 2017
Ameriprise Financial 418573 $15.91M Jun 2017
Balyasny Asset Management 400000 $15.20M Jun 2017
Atika Capital Management 390300 $14.84M Jun 2017
PanAgora Asset Management 387381 $14.72M Jun 2017
BlackRock Investment Management 348187 $11.82M Dec 2016
Renaissance Technologies 328832 $12.50M Jun 2017
Charles Schwab Investment Management 302528 $11.50M Jun 2017
Citadel Advisors 302087 $11.48M Jun 2017
Nantahala Capital Management 300000 $11.40M Jun 2017
T. Rowe Price Associates 294521 $11.19M Jun 2017
Ashford Capital Management 284073 $10.80M Jun 2017
HighVista Strategies 268240 $10.20M Jun 2017
Jpmorgan Chase & Co 266093 $9.62M Jun 2017
Inves 246720 $9.38M Jun 2017
Cutler 245817 $9.34M Jun 2017
New York State Common Retirement Fund 230558 $8.76M Jun 2017
TIAA-CREF Investment Management 186229 $7.08M Jun 2017
HAP Trading 185409 $7.05M Jun 2017
Millennium Management 184287 $7.00M Jun 2017
Teachers Retirement System Of The State Of Kentucky 169208 $6.43M Jun 2017
CalPERS 157600 $5.99M Jun 2017
Creative Planning 150900 $5.74M Jun 2017
Iguana Healthcare Management 150000 $5.70M Jun 2017
New York State Teachers Retirement System 148807 $5.66M Jun 2017
KBC Group NV 146752 $5.58M Jun 2017
Rhumbline Advisers 145605 $5.53M Jun 2017
BlackRock 144867 $4.91M Dec 2016
University of Notre Dame du Lac 141896 $5.39M Jun 2017
Legal & General 138722 $5.27M Jun 2017
Marshall Wace North America 138644 $5.27M Jun 2017
First Light Asset Management 138543 $5.27M Jun 2017
Morgan Stanley 133634 $6.52M Mar 2017
Sei Investments 131497 $5.00M Jun 2017
Parametric Portfolio Associates 125774 $4.78M Jun 2017
Teachers Advisors 125033 $4.75M Jun 2017
California State Teachers Retirement System 122238 $4.65M Jun 2017
Prudential Financial 121382 $4.61M Jun 2017
Swiss National Bank 118750 $4.51M Jun 2017
Wells Fargo & Company 117000 $4.45M Jun 2017
Federated Investors 110574 $4.20M Jun 2017
Great-West Life Assurance Company 105498 $4.01M Jun 2017
Guggenheim Capital, LLC Managers 96363 $3.66M Jun 2017
Barclays 95585 $3.63M Jun 2017
Allianz Asset Management AG 94817 $3.64M Jun 2017
Group One Trading 93765 $3.56M Jun 2017
Candriam Luxembourg S.C.A. 90000 $3.42M Jun 2017
Lion Point Capital 87001 $3.31M Jun 2017
Nationwide Fund Advisors 80595 $3.94M Mar 2017
Wolverine Trading 76575 $2.97M Jun 2017
Brian McDonald 75926 $2.98M Jun 2017
Citi 69887 $2.65M Jun 2017
United Services Automobile Association 68595 $2.61M Jun 2017
Wolverine Asset Management 68200 $2.59M Jun 2017
State of Tennessee, Treasury Department 66881 $2.54M Jun 2017
UBS Group AG 65007 $2.47M Jun 2017
American Century Companies 61516 $2.34M Jun 2017
Mutual Of America Capital Management 58651 $2.23M Jun 2017
Partner Investment Management 57020 $2.17M Jun 2017
PineBridge Investments 55915 $2.13M Jun 2017
Credit Suisse AG 53497 $2.03M Jun 2017
Manufacturers Life Insurance Company 53205 $2.02M Jun 2017
Texas Permanent School Fund 52690 $2.00M Jun 2017
American International 52084 $1.98M Jun 2017
State of Wisconsin Investment Board 52000 $1.98M Jun 2017
Tiaa 50383 $1.92M Jun 2017
Clearline Capital 49342 $1.88M Jun 2017
TrueNorth 49042 $1.86M Jun 2017
Metropolitan Life Insurance Company 46231 $1.76M Jun 2017
Retirement Systems of Alabama 46221 $1.76M Jun 2017
ProShare Advisors 45729 $1.74M Jun 2017
Thrivent Financial for Lutherans 43610 $1.66M Jun 2017
Florida State Board of Administration 39599 $1.51M Jun 2017
Tiaa Cref Trust Co Fsb/mo 39457 $1.93M Mar 2017
Squarepoint Ops 38606 $1.47M Jun 2017
Arizona State Retirement System 37596 $1.43M Jun 2017
BlackRock Advisors 37079 $1.26M Dec 2016
Public Sector Pension Investment Board 36826 $1.40M Jun 2017
Signpost Capital Advisors 34423 $1.68M Mar 2017
FT Options 33931 $1.29M Jun 2017
Jane Street 31855 $1.21M Jun 2017
Ing Investment Management 31782 $1.21M Jun 2017
DekaBank Deutsche Girozentrale 31500 $1.21M Jun 2017
Cowen 31000 $1.18M Jun 2017
Louisiana State Employees Retirement System 29400 $1.12M Jun 2017
Bb&t Securities 29176 $1.11M Jun 2017
Stoneridge Investment Partners 29136 $1.11M Jun 2017
Aperio 28973 $1.10M Jun 2017
Royce & Associates 27432 $1.04M Jun 2017
Virtus ETF Advisers 27060 $1.03M Jun 2017
Advisors Asset Management 26980 $1.03M Jun 2017
Twin Focus Capital Partners 26000 $988000 Jun 2017
Whittier Trust 25697 $975972 Jun 2017
Spot Trading L.L.C 23900 $1.17M Mar 2017
Bnp Paribas Arbitrage, Snc 22168 $842605 Jun 2017
D. E. Shaw & Co 20000 $760000 Jun 2017
Integral Derivatives 19700 $748994 Jun 2017
Bellevue Group AG 19500 $741000 Jun 2017
Neuberger Berman 18000 $684000 Jun 2017
Mason Street Advisors 17797 $675930 Jun 2017
Municipal Employees' Retirement System of Michigan 17050 $648070 Jun 2017
Employees Retirement System of Texas 17000 $646000 Jun 2017
Public Employees' Retirement Association of Colorado 15764 $599032 Jun 2017
Piedmont Investment Advisers 15604 $592952 Jun 2017
ProFund Advisors 15025 $570950 Jun 2017
Parallax Volatility Advisers 15000 $570000 Jun 2017
A.R.T. Advisors 14900 $566051 Jun 2017
AQR Capital Management 14772 $561040 Jun 2017
Alaska Retirement Management Board 14249 $541034 Jun 2017
Opus Point Partners Management 14000 $532000 Jun 2017

Who sold Medicines Company?

Fund Name Date Sold Shares Held Valued At
Blue Ridge Capital March 31, 2017 1.10M $53.79M
EverPoint Asset Management Sept. 30, 2016 750000 $28.30M
Rtw Investments March 31, 2017 572689 $28.00M
Broadfin Capital March 31, 2017 215077 $10.52M
Point72 Asset Management March 31, 2017 80496 $3.94M
RA Capital Management March 31, 2017 79899 $3.91M
York Capital Management Global Advisors March 31, 2017 75000 $3.67M
Longwood Capital Partners March 31, 2017 70000 $3.42M