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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.

13F holders, Q1 2021

Institutional positions in Alexion Pharmaceuticals, Inc. as of Mar 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
755
No complete 13F data for Q4 2020
Shares held
204.6M
No complete 13F data for Q4 2020
Total value
$31.3B
No complete 13F data for Q4 2020

Holders and value by quarter

Institutions reporting ALXN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2021: 755 institutions
Q1 2021: 755 institutionsQ2 2021: 711 institutionsQ3 2021: 7 institutionsQ4 2021: 2 institutionsQ1 2022: 1 institutionQ2 2022: 1 institutionQ3 2022: 1 institutionQ4 2022: 1 institutionQ1 2023: 1 institutionQ2 2023: 1 institutionQ3 2023: 1 institutionQ4 2023: 1 institutionQ1 2024: 0 institutionsQ2 2024: 0 institutionsQ3 2024: 0 institutionsQ4 2024: 1 institutionQ1 2025: 0 institutionsQ2 2025: 1 institutionQ3 2025: 1 institutionQ4 2025: 1 institutionQ1 2026: 2 institutionsQ2 2026: 0 institutions
Value heldQ1 2021: $31.3B
Q1 2021: $31.3BQ2 2021: $39.1BQ3 2021: $823.0KQ4 2021: $14.0KQ1 2022: $13.0KQ2 2022: $13.0KQ3 2022: $16.0KQ4 2022: $13.0KQ1 2023: $13.0KQ2 2023: $13.6KQ3 2023: $10.4KQ4 2023: $8.83KQ1 2024: $0Q2 2024: $0Q3 2024: $0Q4 2024: $924.0KQ1 2025: $0Q2 2025: $5.52KQ3 2025: $5.79KQ4 2025: $5.40KQ1 2026: $2.16MQ2 2026: $0
Institutions holding ALXN and their total value by quarter
QuarterHoldersValue
Q2 20260$0
Q1 20262$2.16M
Q4 20251$5.40K
Q3 20251$5.79K
Q2 20251$5.52K
Q1 20250$0
Q4 20241$924.0K
Q3 20240$0
Q2 20240$0
Q1 20240$0
Q4 20231$8.83K
Q3 20231$10.4K
Q2 20231$13.6K
Q1 20231$13.0K
Q4 20221$13.0K
Q3 20221$16.0K
Q2 20221$13.0K
Q1 20221$13.0K
Q4 20212$14.0K
Q3 20217$823.0K
Q2 2021711$39.1B
Q1 2021755$31.3B

Institutions, Q1 2021

Shares, value and share of portfolio for each institution holding Alexion Pharmaceuticals, Inc..

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding ALXN in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Chevy Chase Trust Holdings, Inc.147,606$22.6M0.08%––
Agf Investments Inc.149,421$22.8M0.18%––
Yakira Capital Management, Inc.149,883$22.9M4.63%––
Maven Securities LTD149,329$23.0M2.15%––
Athanor Capital, LP151,219$23.1M0.95%––
CQS (US), LLC151,725$23.2M1.53%––
Verition Fund Management LLC151,808$23.2M0.42%––
Gabelli & Co Investment Advisers, Inc.154,764$23.7M2.94%––
Victory Capital Management Inc154,836$23.7M0.02%––
KBC Group NV156,324$23.9M0.10%––
Pura Vida Investments, LLC156,581$23.9M1.66%––
Phoenix Holdings Ltd.160,616$24.6M0.56%––
Mitsubishi UFJ Trust & Banking Corp160,703$24.7M0.05%––
Alpine Global Management, LLC167,557$25.6M2.46%––
Hunting Hill Global Capital, LLC170,701$26.1M10.08%––
State of Tennessee, Treasury Department172,207$26.3M0.11%––
Van Eck Associates Corp175,092$26.8M0.07%––
BNP PARIBAS ASSET MANAGEMENT Holding S.A.182,888$28.0M0.12%––
Moore Capital Management, LP185,000$28.3M0.55%––
Weiss Asset Management LP197,956$30.3M0.89%––
Prudential Financial Inc198,764$30.4M0.05%––
Empire Life Investments Inc.200,906$30.7M2.11%––
Governors Lane LP208,995$32.0M2.18%––
Polar Capital Holdings Plc225,000$34.4M0.21%––
Weiss Multi-Strategy Advisers LLC225,751$34.5M0.78%––
Twin Securities, Inc.228,882$35.0M22.46%––
Guggenheim Capital LLC234,599$35.9M0.24%––
Russell Investments Group, Ltd.235,010$35.9M0.06%––
Palo Alto Investors LP235,276$36.0M2.05%––
BNP Paribas Arbitrage, SA236,235$36.1M0.08%––
Great West Life Assurance Co238,113$36.2M0.09%––
Tibra Equities Europe Ltd240,606$36.8M11.25%––
Gabelli Funds LLC252,415$38.6M0.26%––
Royal Bank of Canada254,280$38.9M0.01%––
MUFG Securities EMEA plc258,000$39.5M0.35%––
AXA S.A.261,471$40.0M0.12%––
DekaBank Deutsche Girozentrale262,568$40.2M0.13%––
AQR Capital Management LLC267,194$40.9M0.07%––
Bank of Montreal266,814$41.2M0.03%––
Picton Mahoney Asset Management270,000$41.3M2.06%––
Alyeska Investment Group, L.P.275,000$42.0M0.55%––
New York State Teachers Retirement System277,024$42.4M0.09%––
New York State Common Retirement Fund278,200$42.5M0.05%––
Principal Financial Group Inc278,848$42.6M0.03%––
Skandinaviska Enskilda Banken AB (publ)287,266$43.9M0.29%––
ProShare Advisors LLC291,530$44.6M0.14%––
Factory Mutual Insurance Co299,551$45.8M0.59%––
State Board of Administration of Florida Retirement System303,236$46.4M0.09%––
Brandywine Global Investment Management, LLC304,729$46.6M0.35%––
IndexIQ Advisors LLC307,086$47.0M1.66%––
UBS Group AG321,639$49.2M0.02%––
Railway Pension Investments Ltd339,093$51.9M0.48%––
Polaris Capital Management, LLC306,900$52.7M1.73%––
Marshall Wace, LLP356,266$54.5M0.29%––
Toronto Dominion Bank357,660$54.7M0.10%––
Berry Street Capital Management LLP362,500$55.4M7.88%––
National Pension Service371,413$56.8M0.12%––
CIBC World Markets Corp379,366$58.0M0.37%––
Falcon Edge Capital, LP401,765$61.4M3.82%––
DLD Asset Management, LP402,124$61.5M4.25%––
State of Wisconsin Investment Board404,055$61.8M0.13%––
P Schoenfeld Asset Management LP415,168$63.5M3.91%––
Ameriprise Financial Inc415,761$63.6M0.02%––
California State Teachers Retirement System425,949$65.1M0.09%––
Segantii Capital Management Ltd428,814$65.6M2.86%––
Rhumbline Advisers429,036$65.6M0.09%––
Canyon Capital Advisors LLC450,000$68.8M2.73%––
Amundi Asset Management US, Inc.454,408$69.5M0.05%––
Eversept Partners, LP465,983$71.3M5.84%––
LMR Partners LLP482,025$73.7M1.84%––
California Public Employees Retirement System520,238$79.5M0.06%––
Eaton Vance Management523,971$80.1M0.12%––
Tudor Investment Corp Et Al527,741$80.7M1.73%––
Scharf Investments, LLC541,659$82.8M2.87%––
Water Island Capital LLC546,445$83.6M5.10%––
Spring Creek Capital LLC562,923$86.1M3.72%––
Wells Fargo & Company566,241$86.6M0.02%––
Deerfield Management Company, L.P. (Series C)579,248$88.6M1.86%––
Thompson Siegel & Walmsley LLC579,680$88.6M1.26%––
Candriam Luxembourg S.C.A.610,282$91.6M0.77%––
Healthcare of Ontario Pension Plan Trust Fund608,104$93.0M0.23%––
Carlson Capital L P613,391$93.8M3.50%––
Canada Pension Plan Investment Board619,340$94.7M0.12%––
HSBC Holdings PLC635,911$97.6M0.13%––
Janus Henderson Group PLC642,821$98.3M0.04%––
Sarissa Capital Management LP650,440$99.5M9.53%––
Ruffer LLP656,688$100.4M3.07%––
Goldman Sachs Group Inc661,779$101.2M0.03%––
Grantham, Mayo, Van Otterloo & Co. LLC669,323$102.3M0.56%––
Boussard & Gavaudan Investment Management LLP708,375$108.9M10.57%––
Sumitomo Mitsui Trust Holdings, Inc.713,967$109.2M0.07%––
First Trust Advisors LP718,671$109.9M0.13%––
TIG Advisors, LLC743,403$113.7M4.36%––
Nuveen Asset Management, LLC752,623$115.1M0.04%––
Impax Asset Management Group plc772,649$118.1M0.60%––
Parametric Portfolio Associates LLC777,992$119.0M0.07%––
Price T Rowe Associates Inc792,319$121.2M0.01%––
Balyasny Asset Management LLC800,344$122.4M0.74%––
Neuberger Berman Group LLC804,040$122.8M0.12%––
Melqart Asset Management (UK) Ltd830,784$127.0M6.69%––