Who owns Alexion Pharmaceuticals?

Top Holders and Investors of ALXN Stock

Find out what company owns Alexion Pharmaceuticals, who bought ALXN this quarter, and who sold shares of ALXN stock?

Fund or Company Name Number of Shares Valued At As Of
FMR LLC 24.83M $3.04B Sep 2016
T. Rowe Price Associates, Inc. 19.36M $2.37B Sep 2016
Capital Research Global Investors^ 15.31M $1.88B Sep 2016
The Vanguard Group,Inc 13.74M $1.68B Sep 2016
STATE STREET CORPORATION 7.64M $936.50M Sep 2016
Jennison Associates LLC 7.14M $874.60M Sep 2016
Baker Bros. Advisors, LLC 6.54M $801.82M Sep 2016
BlackRock Institutional Trust Company, N.A. 5.97M $731.70M Sep 2016
JPMORGAN CHASE & CO 5.64M $691.19M Sep 2016
Sands Capital Management 5.25M $642.81M Sep 2016
BlackRock Fund Advisors 5.15M $630.75M Sep 2016
Ameriprise Financial, Inc. 4.71M $577.25M Sep 2016
Brown Advisory Holdings Incorporated 3.87M $474.57M Sep 2016
Wells Fargo & Company 3.43M $419.70M Sep 2016
Invesco Ltd. 3.09M $378.59M Sep 2016
ALLIANCEBERNSTEIN, L.P. 2.89M $354.68M Sep 2016
OrbiMed Advisors, LLC 2.64M $323.26M Sep 2016
NORTHERN TRUST 2.59M $317.80M Sep 2016
TIAA-CREF Investment Management 2.47M $303.28M Sep 2016
Waddell & Reed Financial, Inc. 2.46M $302.06M Sep 2016
BlackRock Advisors 2.29M $280.24M Sep 2016
GOLDMAN SACHS GROUP INC 2.26M $277.45M Sep 2016
BlackRock Investment Management 2.24M $274.94M Sep 2016
BlackRock Group 2.03M $248.94M Sep 2016
Bank of America Corporation 1.87M $229.55M Sep 2016
Bank of New York Mellon 1.85M $227.03M Sep 2016
Geode Capital Management, LLC 1.85M $226.06M Sep 2016
ClearBridge Advisors, LLC 1.69M $207.11M Sep 2016
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 1.67M $204.54M Sep 2016
American Century Companies, Inc. 1.41M $172.79M Sep 2016
Temasek Holdings (Private) Limited 1.23M $150.31M Sep 2016
BB Biotech AG 1.18M $144.53M Sep 2016
DSM Capital Partners 1.17M $142.84M Sep 2016
The TCW Group, Inc. 1.12M $137.71M Sep 2016
Millennium Management LLC 1.00M $123.08M Sep 2016
Legal & General Group Plc 951867 $116.64M Sep 2016
Thrivent Financial for Lutherans 907930 $111.26M Sep 2016
AXA 901395 $110.46M Sep 2016
Janus Capital Management LLC 854147 $104.67M Sep 2016
SUSQUEHANNA INTERNATIONAL 852606 $104.48M Sep 2016
UBS GLOBAL ASSET MANAGEMENT AMERICAS 772545 $94.66M Sep 2016
Hambrecht & Quist Capital Management LLC 764005 $93.62M Sep 2016
PICTET ASSET MANAGEMENT 740008 $90.68M Sep 2016
Deutsche Bank Aktiengesellschaft 723082 $88.60M Sep 2016
Franklin Resources, Inc. 705700 $86.48M Sep 2016
Legg Mason Capital Management, Inc. 689569 $84.50M Sep 2016
Parametric Portfolio Associates 666541 $81.68M Sep 2016
HealthCor Management, L.P. 650000 $79.65M Sep 2016
BlackRock 649282 $79.56M Sep 2016
Charles Schwab Investment Management, Inc. 627727 $76.92M Sep 2016
Swiss National Bank 621741 $76.19M Sep 2016
Sumitomo Mitsui Trust Holdings, Inc. 618964 $75.85M Sep 2016
OTR - Nominee Name for The State Teachers Retirement Board of Ohio 611918 $74.98M Sep 2016
Point72 Asset Management 611500 $74.93M Sep 2016
Teachers Advisors 596883 $73.14M Sep 2016
Credit Suisse AG 596567 $72.97M Sep 2016
Tourbillon Capital Partners 587604 $72.00M Sep 2016
New York State Common Retirement Fund 568049 $69.61M Sep 2016
Palo Alto Investors, LLC 561700 $68.83M Sep 2016
Federated Investors 525471 $64.39M Sep 2016
Two Sigma Advisers, LLC 525097 $64.35M Sep 2016
Guggenheim Capital, LLC Managers 494681 $60.65M Sep 2016
CalPERS 488591 $59.87M Sep 2016
FRED ALGER MANAGEMENT, INC. 485935 $59.55M Sep 2016
California State Teachers Retirement System 464224 $56.89M Sep 2016
Alyeska Investment Group, L.P. 461528 $56.56M Sep 2016
Mitsubishi UFJ Trust & Banking Corp 456408 $55.93M Sep 2016
MORGAN STANLEY 454510 $55.71M Sep 2016
Eaton Vance Management 430862 $52.80M Sep 2016
Alkeon Capital Management, LLC 430245 $52.72M Sep 2016
Marshall Wace 427694 $52.41M Sep 2016
Zevenbergen Capital Investments LLC 420295 $51.50M Sep 2016
TD Asset Management Inc. 401503 $49.20M Sep 2016
Senator Investment Group LP 400000 $49.02M Sep 2016
Allianz Asset Management AG 398458 $48.83M Sep 2016
Two Sigma Investments, LLC 394550 $48.35M Sep 2016
NEW YORK STATE TEACHERS RETIREMENT SYSTEM 365260 $44.76M Sep 2016
RHUMBLINE ADVISERS 362339 $44.40M Sep 2016
Mizuho Trust & Banking Co., Ltd. 356327 $43.66M Sep 2016
CITADEL ADVISORS LLC 333629 $40.88M Sep 2016
Florida State Board of Administration 318888 $39.08M Sep 2016
PRUDENTIAL FINANCIAL 310804 $38.09M Sep 2016
DIMENSIONAL FUND ADVISORS 306395 $37.54M Sep 2016
APG All Pensions Group NV 301483 $36.94M Sep 2016
Korea Investment Corporation 297920 $36.51M Sep 2016
BlackRock Japan 288910 $35.40M Sep 2016
CALAMOS ADVISORS LLC 277576 $34.01M Sep 2016
BANK OF MONTREAL /CAN/ 276481 $33.88M Sep 2016
SEI INVESTMENTS 267757 $32.82M Sep 2016
Rock Springs Capital Management 267250 $32.75M Sep 2016
First Trust Advisors L.P. 257923 $31.61M Sep 2016
Artal Group S.A. 250000 $30.64M Sep 2016
Paulson & Co. Inc. 227700 $27.90M Sep 2016
EULAV Asset Management 226000 $27.69M Sep 2016
The Manufacturers Life Insurance Company 223027 $27.33M Sep 2016
VAN ECK ASSOCIATES CORP. 215393 $26.39M Sep 2016
Chevy Chase Trust Holdings, Inc. 208791 $25.58M Sep 2016
Raymond James & Associates 205874 $25.23M Sep 2016
STIFEL FINANCIAL 201741 $24.72M Sep 2016
Loomis, Sayles and 195334 $23.94M Sep 2016
PointState Capital 193700 $23.74M Sep 2016
BNP PARIBAS ARBITRAGE, SNC 193437 $23.70M Sep 2016
Barclays PLC 190343 $23.32M Sep 2016
Frank Russell Company 187099 $26.06M Mar 2016
Honeywell International Inc. 176000 $21.57M Sep 2016
Retirement Systems of Alabama 173519 $21.26M Sep 2016
Balyasny Asset Management 171732 $21.04M Sep 2016
ProShare Advisors LLC 171717 $21.04M Sep 2016
EverPoint Asset Management 170000 $20.83M Sep 2016
VICTORY CAPITAL MANAGEMENT 169341 $20.75M Sep 2016
Gateway Investment Advisers, LLC 168627 $20.66M Sep 2016
Candriam Luxembourg S.C.A. 164567 $20.17M Sep 2016
AVIVA 163056 $19.98M Sep 2016
Rhenman & Partners Asset Management AB 161702 $19.81M Sep 2016
The Great-West Life Assurance Company 160951 $19.84M Sep 2016
Adage Capital Partners GP, L.L.C. 160409 $19.66M Sep 2016
Royal Bank of Canada 159199 $19.52M Sep 2016
Lagoda Investment Management 157853 $19.34M Sep 2016
RidgeWorth Capital Management 157155 $19.26M Sep 2016
National Pension Service 154603 $18.95M Sep 2016
Cornerstone Capital Management, Inc. 153765 $18.84M Sep 2016
Tudor Investment Corporation 153511 $18.81M Sep 2016
Raymond James Financial Services Advisors 152205 $18.65M Sep 2016
OHIO PERS 148278 $18.17M Sep 2016
Cutler 141600 $17.35M Sep 2016
British Columbia Investment Management Corporation 134781 $16.52M Sep 2016
Thornburg Investment Management, Inc. 133023 $16.30M Sep 2016
State of Wisconsin Investment Board 131184 $16.08M Sep 2016
ProFund Advisors LLC 128999 $15.81M Sep 2016
TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY 128788 $15.78M Sep 2016
UBS Group AG 127037 $15.57M Sep 2016
Metropolitan Life Insurance Company 123966 $15.19M Sep 2016
Ghost Tree Capital 120000 $14.70M Sep 2016
BNP PARIBAS INVESTMENT PARTNERS S.A. 119007 $14.58M Sep 2016
Thomas Stevens, CFA" 118690 $14.54M Sep 2016
Citigroup Inc. 118001 $14.46M Sep 2016
PEREGRINE CAPITAL MANAGEMENT 116847 $14.32M Sep 2016
DekaBank Deutsche Girozentrale 112679 $13.55M Sep 2016
Emerald Acquisition 111421 $13.65M Sep 2016
United Services Automobile Association 111258 $13.63M Sep 2016
HSBC HOLDINGS PLC 109539 $13.39M Sep 2016
Columbus Circle Investors 109015 $13.36M Sep 2016
Manning & Napier Advisors, Inc. 106610 $13.06M Sep 2016
State of New Jersey Common Pension Fund D 105000 $12.87M Sep 2016
CHARTWELL INVESTMENT PARTNERS 104505 $12.81M Sep 2016
AMERICAN INTERNATIONAL 103671 $12.70M Sep 2016
Airain 102255 $12.53M Sep 2016
Nuveen Asset Management, LLC 101523 $12.44M Sep 2016
Exane Asset Management 100933 $12.37M Sep 2016
DIAM Co., Ltd. 99525 $11.95M Sep 2016

Who sold Alexion Pharmaceuticals?

Fund Name Date Sold Shares Held Valued At
ROYAL LONDON ASSET MANAGEMENT March 31, 2016 7.64M $76380
Robert R. DeGennaro June 30, 2016 988901 $115.46M
FAYEZ SAROFIM & CO June 30, 2016 336981 $39.50M
Principal Financial Group, Inc. June 30, 2016 320813 $37.46M
Nomura Holdings Inc. June 30, 2016 260300 $30.72M
Sectoral Asset Management Inc. June 30, 2016 251348 $29.35M