Who owns Alexion Pharmaceuticals?

Tip: Access positions for across all investors

Analyze quarterly positions in Alexion Pharmaceuticals with up to 7 years of data, all consolidated into one spreadsheet

Download as csvDownload consolidated filings csv Download as ExcelDownload consolidated filings xlsx

Top investors of Alexion Pharmaceuticals stock

Who bought or sold Alexion Pharmaceuticals this quarter?

Fund or Company Name Shares Held Valued At Change in Shares As Of
Vanguard Group 20M $3.7B 4% Jun 2021
BlackRock 18M $3.2B 0% Jun 2021
State Street Corporation 10M $1.8B 2% Jun 2021
Farallon Capital Management 7.7M $1.4B 33% Jun 2021
Davidson Kempner Capital Management 5.5M $1.0B 35% Jun 2021
Adage Capital Partners GP 5.2M $962M 23% Jun 2021
Millennium Management 5.2M $950M 94% Jun 2021
Pentwater Capital Management 4.9M $906M 15% Jun 2021
UBS O'Connor 4.4M $814M 100% Jun 2021
Geode Capital Management 4.1M $760M 4% Jun 2021
FMR 4.0M $740M 14% Jun 2021

Setup an alert

Want to be notified whenever an investor makes a significant change to their holdings of Alexion Pharmaceuticals?

Citadel Advisors 3.4M $617M 27% Jun 2021
Northern Trust 2.8M $512M 3% Jun 2021
Barclays 2.4M $450M -32% Jun 2021
Legal & General Group 1.8M $323M 22% Jun 2021
Morgan Stanley 1.7M $317M 100% Jun 2021
PSquared Asset Management 1.5M $282M 4% Jun 2021
Canada Pension Plan Investment Board 1.5M $276M 142% Jun 2021
Taconic Capital Advisors 1.5M $272M 51% Jun 2021
Bank of America Corporation 1.4M $263M 52% Jun 2021
Assenagon Asset Management 1.4M $262M 100% Jun 2021
Westchester Capital Management 1.4M $255M 6% Jun 2021
Omni Partners US 1.3M $326M 100% Jun 2021
Alliancebernstein 1.3M $230M -15% Jun 2021
D. E. Shaw & Co 1.2M $228M 11% Jun 2021
Alpine Associates Management 1.2M $224M 17% Jun 2021
Glazer Capital 1.2M $221M 100% Jun 2021
Magnetar Financial 1.1M $205M -14% Jun 2021
Bank of Nova Scotia 1.1M $203M 3% Jun 2021
Charles Schwab Investment Management 1.1M $195M 3% Jun 2021
Capstone Investment Advisors 1.1M $194M -22% Jun 2021
Invesco 1.1M $193M -8% Jun 2021
Hudson Bay Capital Management 1.0M $188M 2% Jun 2021
Ruffer 998k $183M 52% Jun 2021
Ubs Global Asset Management Americas 996k $183M -7% Jun 2021
Pictet Asset Management 982k $180M -37% Jun 2021
Verition Fund Management 971k $178M 102% Jun 2021
CalPERS 949k $174M 82% Jun 2021
TIG Advisors 939k $173M 26% Jun 2021
Wells Fargo & Company 904k $166M 60% Jun 2021
Partner Fund Management 901k $166M -15% Jun 2021
Melqart Asset Management 885k $163M 7% Jun 2021
Royal Bank of Canada 832k $153M 227% Jun 2021
Parametric Portfolio Associates 777k $143M 0% Jun 2021
Balyasny Asset Management 772k $142M -4% Jun 2021
Segantii Capital Management 772k $142M 80% Jun 2021
T. Rowe Price Associates 725k $133M -8% Jun 2021
Sand Grove Capital Management 717k $132M -33% Jun 2021
First Trust Advisors 673k $124M -6% Jun 2021
Healthcare Of Ontario Pension Plan Trust Fund 671k $123M 10% Jun 2021
Sarissa Capital Management 650k $120M 0% Jun 2021
Susquehanna International 633k $116M 10% Jun 2021
Beryl Capital Management 553k $102M 100% Jun 2021
Berry Street Capital Management 550k $101M 52% Jun 2021
Grantham, Mayo, Van Otterloo & Co 528k $97M -21% Jun 2021
Eaton Vance Management 526k $97M 0% Jun 2021
LMR Partners 525k $96M 9% Jun 2021
Scharf Investments 458k $84M -15% Jun 2021
UBS Group 452k $83M 40% Jun 2021
Canyon Capital Advisors 450k $83M 0% Jun 2021
Governors Lane 442k $81M 111% Jun 2021
Rhumbline Advisers 421k $77M -2% Jun 2021
P. Schoenfeld Asset Management 415k $76M -49% Jun 2021
California State Teachers Retirement System 411k $75M -4% Jun 2021
Mitsubishi UFJ Securities International 406k $75M 57% Jun 2021
Ameriprise Financial 400k $74M -4% Jun 2021
Alyeska Investment Group 400k $74M 45% Jun 2021
Weiss Multi-strategy Advisers 392k $72M 73% Jun 2021
Samson Rock Capital 383k $70M 283% Jun 2021
Spring Creek Capital 372k $68M -34% Jun 2021
Great-West Life Assurance Company 357k $66M 50% Jun 2021
Twin Securities 354k $65M 55% Jun 2021
Athanor Capital 351k $64M 132% Jun 2021
Railway Pension Investments 340k $62M 0% Jun 2021
Amundi 322k $59M 100% Jun 2021
IndexIQ Advisors 294k $54M -4% Jun 2021
AQR Capital Management 238k $44M -11% Jun 2021
Vivaldi Asset Management 237k $44M 890% Jun 2021
Impax Asset Management Group 231k $42M -70% Jun 2021
Guggenheim Capital, LLC Managers 227k $42M -3% Jun 2021
Voloridge Investment Management 221k $41M 100% Jun 2021
GWM Asset Management 210k $39M 202% Jun 2021
Schonfeld Strategic Advisors 207k $38M 92% Jun 2021
Tibra Equities Europe 205k $38M -15% Jun 2021
CQS 193k $35M 27% Jun 2021
Prudential Financial 189k $35M -5% Jun 2021
Gardner Lewis Asset Management 187k $34M 167% Jun 2021
Skandinaviska Enskilda Banken AB 183k $34M -36% Jun 2021
Alberta Investment Management Corporation 183k $34M 71% Jun 2021
Athos Capital 181k $33M 16% Jun 2021
Hunting Hill Global Capital 174k $32M 2% Jun 2021
State of Tennessee, Treasury Department 173k $32M 0% Jun 2021
Calamos Advisors 170k $31M 21% Jun 2021
Phoenix Holdings 163k $30M 1% Jun 2021
Moore Capital Management 157k $29M -15% Jun 2021
Jane Street 157k $29M -5% Jun 2021
Mitsubishi UFJ Trust & Banking Corp 152k $28M -6% Jun 2021
Public Sector Pension Investment Board 151k $28M 627% Jun 2021
OrbiMed Advisors 151k $28M -40% Jun 2021
Yakira Capital Management 150k $28M 0% Jun 2021
AGF Investments 146k $27M -2% Jun 2021
Western Standard 144k $27M 7% Jun 2021
Chevy Chase Trust Holdings 141k $26M -5% Jun 2021
Marshall Wace 131k $24M -63% Jun 2021
State of New Jersey Common Pension Fund D 131k $24M 0% Jun 2021
Kellner Capital 131k $24M 41% Jun 2021
Ohio Pers 130k $24M 11% Jun 2021
Springbok Capital Management 125k $23M 167% Jun 2021
CNH Partners 123k $23M 0% Jun 2021
Andra AP-fonden 120k $22M -4% Jun 2021
Allianz Asset Management 118k $22M 15% Jun 2021
Qube Research & Technologies 118k $22M 91% Jun 2021
Taurus Asset Management 117k $22M -4% Jun 2021
KBC Group NV 116k $21M -26% Jun 2021
Alaska Retirement Management Board 116k $21M 218% Jun 2021
Ing Investment Management 106k $19M -12% Jun 2021
Angelo, Gordon & Co 105k $19M 162% Jun 2021
Brookfield Asset Management 97k $18M 385% Jun 2021
Palo Alto Investors 95k $17M -60% Jun 2021
AMP Capital Investors 94k $17M -2% Jun 2021
Driehaus Capital Management 92k $17M 5% Jun 2021
Mirae Asset Global Investments 91k $17M 0% Sep 2021
Standard Life Aberdeen 85k $16M -6% Jun 2021
Vestcor Investment Management Corp 83k $15M 0% Jun 2021
Pacer Advisors 81k $15M 43% Jun 2021
Oregon Public Employees Retirement Fund 81k $15M 42% Jun 2021
APG All Pensions Group NV 81k $13M -13% Jun 2021
Walleye Trading 73k $14M 123% Jun 2021
Brown Trout Management 72k $13M 100% Jun 2021
Aviva 70k $13M -1% Jun 2021
Squarepoint Ops 69k $13M -27% Jun 2021
Maso Capital Partners 68k $13M 0% Jun 2021
Fjarde Ap-fonden /fourth Swedish National Pension Fund 68k $13M -4% Jun 2021
Walleye Trading Advisors 66k $12M 64% Jun 2021
Ramius Advisors 65k $12M 224% Jun 2021
Halcyon Management Partners 64k $12M -52% Jun 2021
Handelsbanken Fonder AB 63k $12M 23% Jun 2021
Maven Securities 62k $11M -58% Jun 2021
Robeco Institutional Asset Management B V 62k $11M -33% Jun 2021
BTG Pactual Global Asset Management 60k $11M 28% Jun 2021
Churchill Management Corp. 58k $11M 29% Jun 2021
State Treasurer State Of Michigan 58k $11M 1% Jun 2021
Zurcher Kantonalbank 58k $11M -39% Jun 2021
Jefferies Group 58k $11M 332% Jun 2021
CIBC Global Asset Management 55k $10M -60% Jun 2021
Boothbay Fund Management 52k $9.6M 92% Jun 2021
MetLife Investment Advisors 51k $9.4M -9% Jun 2021
Taal Capital Management 50k $9.2M 100% Jun 2021
FNY Investment Advisers 48k $8.9M 173% Jun 2021
Gulf International Bank 47k $8.5M 0% Jun 2021
Korea Investment Corporation 46k $8.4M -52% Jun 2021
Wellington Management Company 45k $8.3M -9% Jun 2021
NISA Investment Advisors 45k $8.2M -59% Jun 2021
Rafferty Asset Management 39k $7.2M -21% Jun 2021
DnB NOR Asset Management AS 32k $5.9M -97% Jun 2021
Cinctive Capital Management 29k $5.4M -63% Jun 2021
Bellevue Group 14k $2.6M -99% Jun 2021
Two Sigma Advisers 14k $2.5M -88% Jun 2021
Man Group 12k $2.1M -78% Jun 2021
South Dakota Investment Council 10k $1.9M -91% Jun 2021
Dynamic Technology Lab Private 9.2k $1.7M -86% Jun 2021
Axa 3.1k $570k -99% Jun 2021

Who sold out of Alexion Pharmaceuticals?

Fund or Company Name Date Sold Shares Held Valued At
Baker Bros. Advisors Mar 2021 4.0M $611M
Renaissance Technologies Jun 2021 3.1M $578M
Capitolis Advisors Jun 2021 2.2M $413M
Deutsche Bank Aktiengesellschaft Jun 2021 2.2M $408M
Franklin Resources Jun 2021 1.9M $350M
Bank of New York Mellon Jun 2021 1.8M $336M
Credit Suisse Jun 2021 1.7M $321M
LSV Asset Management Jun 2021 1.7M $314M
Paulson & Co Mar 2021 1.4M $214M
Natixis Jun 2021 1.3M $246M
Dimensional Fund Advisors Jun 2021 1.3M $241M
Manufacturers Life Insurance Company Jun 2021 1.0M $192M
Arrowstreet Capital, Limited Partnership Jun 2021 1.0M $184M
Tudor Investment Corporation Jun 2021 908k $167M
Swiss National Bank Jun 2021 901k $166M
Bank Of Montreal Jun 2021 839k $155M
Neuberger Berman Group Jun 2021 769k $141M
Soros Fund Management Jun 2021 750k $138M
Nuveen Asset Management Jun 2021 715k $131M
Carlson Capital Jun 2021 679k $125M
Sumitomo Mitsui Trust Holdings Jun 2021 679k $125M
Boussard & Gavaudan Investment Management Jun 2021 624k $115M
OZ Management Jun 2021 581k $107M
Deerfield Management Company Mar 2021 579k $89M
Toronto-Dominion Bank Jun 2021 574k $105M
Water Island Capital Jun 2021 571k $105M
State of Wisconsin Investment Board Jun 2021 563k $103M
Candriam Luxembourg S.C.A. Jun 2021 504k $93M
Eversept Partners Mar 2021 466k $71M
Hsbc Holdings Jun 2021 455k $83M
Falcon Edge Capital Jun 2021 385k $71M
National Pension Service Jun 2021 378k $69M
Bnp Paribas Arbitrage, Snc Jun 2021 316k $58M
Polaris Capital Management Mar 2021 307k $53M
Factory Mutual Insurance Company Mar 2021 300k $46M
Florida State Board of Administration Jun 2021 298k $55M
Gabelli Funds Jun 2021 296k $54M
ProShare Advisors Jun 2021 290k $53M
Principal Financial Group Jun 2021 286k $53M
Weiss Asset Management LP[1 Jun 2021 274k $50M
DekaBank Deutsche Girozentrale Jun 2021 261k $48M
New York State Common Retirement Fund Jun 2021 261k $48M
New York State Teachers Retirement System Jun 2021 258k $48M
Picton Mahoney Asset Management Jun 2021 255k $47M
Polar Capital Holdings Mar 2021 225k $34M
Russell Investments Jun 2021 216k $40M
Gabelli Securities Jun 2021 190k $35M
Alpine Partners VI Jun 2021 181k $33M
Bnp Paribas Investment Partners Jun 2021 181k $33M
Van Eck Associates Corp. Jun 2021 180k $33M
Henderson Group Jun 2021 178k $33M
Pura Vida Investments Mar 2021 157k $24M
Victory Capital Management Jun 2021 144k $27M
Quinn Opportunity Partners Mar 2021 134k $20M
Brandywine Global Investment Management Jun 2021 128k $24M
DLD Asset Management Jun 2021 121k $22M
Mangrove Partners Mar 2021 113k $17M
Diam Jun 2021 106k $20M
PointState Capital Mar 2021 96k $15M
PineBridge Investments Jun 2021 95k $17M
Adams Express Company Mar 2021 91k $14M
American International Jun 2021 90k $17M
Mitsubishi UFJ Asset Management Jun 2021 85k $16M
Harvest Management Jun 2021 82k $15M
Retirement Systems of Alabama Jun 2021 81k $15M
Treasurer of the State of North Carolina Jun 2021 77k $14M
Sectoral Asset Management Mar 2021 76k $12M
Royal London Asset Management Jun 2021 76k $14M
Altrinsic Global Advisors Mar 2021 70k $11M
Virginia Retirement System Jun 2021 68k $13M
Nordea Investment Management Ab Jun 2021 66k $12M
Hambrecht & Quist Capital Management Jun 2021 65k $12M
Amalgamated Bank Jun 2021 63k $12M
Arizona State Retirement System Jun 2021 62k $11M
Cowen And Company Jun 2021 60k $11M
Envestnet Asset Management Jun 2021 59k $11M
Two Sigma Investments Mar 2021 58k $8.8M
ProFund Advisors Jun 2021 57k $11M
Bck Capital Management Jun 2021 56k $10M
Havens Advisors Jun 2021 54k $9.9M
Assetmark Jun 2021 54k $9.9M
Caisse de depot et placement du Quebec Jun 2021 54k $9.8M
Wolverine Trading Mar 2021 52k $8.0M
Nomura Asset Management Jun 2021 50k $9.2M