Skip to main content

Alexion Pharmaceuticals, Inc.

ALXNDelisted Jul 21, 2021
Industry
Pharmaceutical Preparations
SEC CIK
0000899866

Alexion Pharmaceuticals, Inc. was delisted on Jul 21, 2021; its insiders filed their last Form 4 on Jul 23, 2021; 711 institutions reported holding it in 13F filings for Q2 2021, worth $39.1B in total; superinvestors Soros Fund Management and Maverick Capital held it.

Q3 2021 vs. Q2 2021

How the institutions holding Alexion Pharmaceuticals, Inc. changed between Q2 2021 and Q3 2021.

All holders in Q3 2021All holders in Q2 2021

13F holders of ALXN: Q2 2021 compared with Q3 2021
MeasureQ2 2021Of which not filed for Q3 2021Q3 2021Change
Holders71187−696
Shares212.2M1.04M5.80K−211.1M (−100.0%)
Value$39.1B$191.0M$823.0K−$38.9B (−100.0%)

8 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so the changes leave them out.

New holders (1)

Institutions that held Alexion Pharmaceuticals, Inc. at the end of Q3 2021 but not at the end of Q2 2021.

Institutions new to ALXN in Q3 2021
InstitutionSharesValue% of portfolio
Neo Ivy Capital Management2,587$290.0K0.33%

Sold out (697)

Institutions that held Alexion Pharmaceuticals, Inc. at the end of Q2 2021 and filed for Q3 2021 without it.

Showing the largest 100 of 697 by value.

Institutions that sold out of ALXN in Q3 2021
InstitutionShares, Q2 2021Value, Q2 2021
Vanguard Group Inc20,367,300$3.74B
BlackRock Inc.17,495,607$3.21B
State Street Corp10,033,808$1.84B
Farallon Capital Management, L.L.C.7,707,500$1.42B
HBK Investments L P6,600,000$1.21B
Davidson Kempner Capital Management LP5,473,378$1.01B
Adage Capital Partners GP, L.L.C.5,238,014$962.3M
Pentwater Capital Management LP4,933,200$906.3M
Millennium Management LLC4,829,380$887.2M
UBS Oconnor LLC4,428,122$813.5M
Citigroup Inc4,404,598$809.2M
Geode Capital Management, LLC4,145,346$759.5M
FMR LLC4,029,557$740.3M
Citadel Advisors LLC3,248,848$596.8M
Renaissance Technologies LLC3,147,521$578.2M
Northern Trust Corp2,788,528$512.3M
Capitolis Advisors LLC2,247,287$412.8M
Deutsche Bank AG2,217,236$407.3M
Norges Bank1,951,561$358.5M
Franklin Resources Inc1,902,026$349.4M
Bank of New York Mellon Corp1,826,157$335.5M
Omni Partners US LLC1,283,115$325.7M
Legal & General Group Plc1,758,060$323.0M
JPMorgan Chase & Co1,748,795$321.3M
Credit Suisse AG1,744,843$320.5M
Morgan Stanley1,725,693$317.0M
LSV Asset Management1,710,802$314.3M
PSquared Asset Management AG1,536,316$282.2M
Canada Pension Plan Investment Board1,500,325$275.6M
Taconic Capital Advisors LP1,481,000$272.1M
Bank of America Corp1,429,070$262.5M
Assenagon Asset Management S.A.1,426,193$262.0M
Westchester Capital Management, LLC1,388,701$255.1M
Swedbank AB1,355,389$249.0M
Natixis1,339,811$246.1M
Dimensional Fund Advisors LP1,314,023$241.4M
Alliancebernstein L.P.1,254,045$230.4M
D. E. Shaw & Co., Inc.1,241,928$228.2M
Alpine Associates Management Inc.1,219,200$224.0M
Glazer Capital, LLC1,205,390$221.4M
Magnetar Financial LLC1,114,010$204.7M
Bank of Nova Scotia1,104,245$202.9M
Charles Schwab Investment Management Inc1,061,176$194.9M
Invesco Ltd.1,052,026$193.3M
Manufacturers Life Insurance Company, The1,045,496$192.1M
Hudson Bay Capital Management LP1,020,985$187.6M
Arrowstreet Capital, Limited Partnership1,002,319$184.1M
Ruffer LLP998,268$183.4M
UBS Asset Management Americas Inc996,173$183.0M
California Public Employees Retirement System949,278$174.4M
TIG Advisors, LLC939,232$172.5M
Tudor Investment Corp Et Al907,855$166.8M
Wells Fargo & Company904,290$166.1M
PFM Health Sciences, LP901,441$165.6M
Swiss National Bank900,881$165.5M
Melqart Asset Management (UK) Ltd885,384$162.7M
Capstone Investment Advisors, LLC868,549$159.6M
Bank of Montreal839,239$154.7M
Royal Bank of Canada831,958$152.8M
Goldman Sachs Group Inc781,412$143.6M
Parametric Portfolio Associates LLC776,990$142.7M
Balyasny Asset Management LLC771,620$141.8M
Segantii Capital Management Ltd771,618$141.8M
Neuberger Berman Group LLC769,228$141.2M
Price T Rowe Associates Inc725,032$133.2M
Sand Grove Capital Management LLP717,127$131.7M
Nuveen Asset Management, LLC715,115$131.4M
Carlson Capital L P679,150$124.8M
Sumitomo Mitsui Trust Holdings, Inc.678,880$124.7M
First Trust Advisors LP672,646$123.6M
Healthcare of Ontario Pension Plan Trust Fund671,284$123.3M
Sarissa Capital Management LP650,440$119.5M
Boussard & Gavaudan Investment Management LLP624,427$114.8M
Sculptor Capital LP580,776$106.7M
Toronto Dominion Bank573,820$105.4M
Water Island Capital LLC571,247$104.9M
State of Wisconsin Investment Board562,635$103.4M
Beryl Capital Management LLC553,245$101.6M
Berry Street Capital Management LLP550,000$101.0M
Grantham, Mayo, Van Otterloo & Co. LLC528,033$97.0M
Eaton Vance Management525,590$96.6M
LMR Partners LLP524,772$96.4M
Candriam Luxembourg S.C.A.503,510$92.5M
Soros Fund Management LLCSuperinvestorSoros Fund Management500,001$91.9M
Scharf Investments, LLC457,897$84.1M
HSBC Holdings PLC454,149$83.5M
UBS Group AG451,615$83.0M
Canyon Capital Advisors LLC450,000$82.7M
Governors Lane LP441,731$81.2M
Rhumbline Advisers421,197$77.4M
P Schoenfeld Asset Management LP415,168$76.3M
California State Teachers Retirement System410,569$75.4M
MUFG Securities EMEA plc406,000$74.6M
Ameriprise Financial Inc400,428$73.6M
Alyeska Investment Group, L.P.400,000$73.5M
Weiss Multi-Strategy Advisers LLC391,633$71.9M
Falcon Edge Capital, LP384,522$70.6M
Samson Rock Capital LLP382,552$70.3M
Verition Fund Management LLC380,182$69.8M
National Pension Service378,032$69.4M

Not filed for Q3 2021 yet (8)

Institutions that held Alexion Pharmaceuticals, Inc. at the end of Q2 2021 and haven't filed a 13F for Q3 2021. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding ALXN in Q2 2021 that haven't filed for Q3 2021
InstitutionShares, Q2 2021Value, Q2 2021
Pictet Asset Management Ltd982,218$180.4M
Taal Capital Management LP50,000$9.19M
QS Investors, LLC7,072$1.30M
CWM, LLC293$54.0K
First Horizon Corp43$7.00K
Hoover Financial Advisors, Inc.35$6.00K
San Francisco Sentry Investment Group (Ca)26$5.00K
Castleview Partners, LLC17$3.00K