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, Q3 2021
Institutional positions in Alexion Pharmaceuticals, Inc. as of Sep 30, 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
ALXN is no longer listed, and 13F filings after Q2 2021 list far fewer holders. See Q2 2021
- Institutional holders
- 7
- −696 vs. Q2 2021
- Shares held
- 5.80K
- −211.1M (−100.0%) vs. Q2 2021
- Total value
- $823.0K
- −$38.9B (−100.0%) vs. Q2 2021
- New holders
- 1
- 2 more added
- Sold out
- 697
- 3 more reduced
8 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2021: new holders, sold out and not filed yet
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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 0 | $0 |
| Q1 2026 | 2 | $2.16M |
| Q4 2025 | 1 | $5.40K |
| Q3 2025 | 1 | $5.79K |
| Q2 2025 | 1 | $5.52K |
| Q1 2025 | 0 | $0 |
| Q4 2024 | 1 | $924.0K |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 1 | $8.83K |
| Q3 2023 | 1 | $10.4K |
| Q2 2023 | 1 | $13.6K |
| Q1 2023 | 1 | $13.0K |
| Q4 2022 | 1 | $13.0K |
| Q3 2022 | 1 | $16.0K |
| Q2 2022 | 1 | $13.0K |
| Q1 2022 | 1 | $13.0K |
| Q4 2021 | 2 | $14.0K |
| Q3 2021 | 7 | $823.0K |
| Q2 2021 | 711 | $39.1B |
| Q1 2021 | 755 | $31.3B |
Institutions, Q3 2021
Shares, value and share of portfolio for each institution holding Alexion Pharmaceuticals, Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Ameriprise Financial Inc | 0 | $0 | 0.00% | −400,428−100.0% | Sold out |
| Alyeska Investment Group, L.P. | 0 | $0 | 0.00% | −400,000−100.0% | Sold out |
| Weiss Multi-Strategy Advisers LLC | 0 | $0 | 0.00% | −391,633−100.0% | Sold out |
| Falcon Edge Capital, LP | 0 | $0 | 0.00% | −384,522−100.0% | Sold out |
| Samson Rock Capital LLP | 0 | $0 | 0.00% | −382,552−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −380,182−100.0% | Sold out |
| National Pension Service | 0 | $0 | 0.00% | −378,032−100.0% | Sold out |
| Spring Creek Capital LLC | 0 | $0 | 0.00% | −372,000−100.0% | Sold out |
| Great West Life Assurance Co | 0 | $0 | 0.00% | −357,334−100.0% | Sold out |
| Twin Securities, Inc. | 0 | $0 | 0.00% | −353,881−100.0% | Sold out |
| Athanor Capital, LP | 0 | $0 | 0.00% | −350,800−100.0% | Sold out |
| Railway Pension Investments Ltd | 0 | $0 | 0.00% | −339,693−100.0% | Sold out |
| Amundi | 0 | $0 | 0.00% | −322,130−100.0% | Sold out |
| BNP Paribas Arbitrage, SA | 0 | $0 | 0.00% | −316,030−100.0% | Sold out |
| State Board of Administration of Florida Retirement System | 0 | $0 | 0.00% | −298,202−100.0% | Sold out |
| Gabelli Funds LLC | 0 | $0 | 0.00% | −295,915−100.0% | Sold out |
| IndexIQ Advisors LLC | 0 | $0 | 0.00% | −293,572−100.0% | Sold out |
| ProShare Advisors LLC | 0 | $0 | 0.00% | −290,153−100.0% | Sold out |
| Principal Financial Group Inc | 0 | $0 | 0.00% | −285,699−100.0% | Sold out |
| Weiss Asset Management LP | 0 | $0 | 0.00% | −274,142−100.0% | Sold out |
| New York State Common Retirement Fund | 0 | $0 | 0.00% | −260,562−100.0% | Sold out |
| DekaBank Deutsche Girozentrale | 0 | $0 | 0.00% | −261,130−100.0% | Sold out |
| New York State Teachers Retirement System | 0 | $0 | 0.00% | −258,438−100.0% | Sold out |
| Picton Mahoney Asset Management | 0 | $0 | 0.00% | −254,781−100.0% | Sold out |
| AQR Capital Management LLC | 0 | $0 | 0.00% | −238,357−100.0% | Sold out |
| Vivaldi Asset Management, LLC | 0 | $0 | 0.00% | −237,142−100.0% | Sold out |
| Impax Asset Management Group plc | 0 | $0 | 0.00% | −230,870−100.0% | Sold out |
| Guggenheim Capital LLC | 0 | $0 | 0.00% | −227,415−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −220,520−100.0% | Sold out |
| Russell Investments Group, Ltd. | 0 | $0 | 0.00% | −216,189−100.0% | Sold out |
| GWM Asset Management Ltd | 0 | $0 | 0.00% | −209,500−100.0% | Sold out |
| Tibra Equities Europe Ltd | 0 | $0 | 0.00% | −204,456−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −193,900−100.0% | Sold out |
| CQS (US), LLC | 0 | $0 | 0.00% | −192,722−100.0% | Sold out |
| Gabelli & Co Investment Advisers, Inc. | 0 | $0 | 0.00% | −189,497−100.0% | Sold out |
| Prudential Financial Inc | 0 | $0 | 0.00% | −189,305−100.0% | Sold out |
| Gardner Lewis Asset Management L P | 0 | $0 | 0.00% | −186,910−100.0% | Sold out |
| Skandinaviska Enskilda Banken AB (publ) | 0 | $0 | 0.00% | −182,821−100.0% | Sold out |
| Alberta Investment Management Corp | 0 | $0 | 0.00% | −182,793−100.0% | Sold out |
| Alpine Global Management, LLC | 0 | $0 | 0.00% | −181,403−100.0% | Sold out |
| Athos Capital Ltd | 0 | $0 | 0.00% | −180,900−100.0% | Sold out |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 0 | $0 | 0.00% | −180,816−100.0% | Sold out |
| Van Eck Associates Corp | 0 | $0 | 0.00% | −179,488−100.0% | Sold out |
| Janus Henderson Group PLC | 0 | $0 | 0.00% | −177,532−100.0% | Sold out |
| Hunting Hill Global Capital, LLC | 0 | $0 | 0.00% | −174,236−100.0% | Sold out |
| State of Tennessee, Treasury Department | 0 | $0 | 0.00% | −172,482−100.0% | Sold out |
| Calamos Advisors LLC | 0 | $0 | 0.00% | −169,936−100.0% | Sold out |
| Phoenix Holdings Ltd. | 0 | $0 | 0.00% | −162,858−100.0% | Sold out |
| Moore Capital Management, LP | 0 | $0 | 0.00% | −157,292−100.0% | Sold out |
| Mitsubishi UFJ Trust & Banking Corp | 0 | $0 | 0.00% | −151,775−100.0% | Sold out |
| Public Sector Pension Investment Board | 0 | $0 | 0.00% | −151,212−100.0% | Sold out |
| OrbiMed Advisors LLC | 0 | $0 | 0.00% | −150,900−100.0% | Sold out |
| Yakira Capital Management, Inc. | 0 | $0 | 0.00% | −149,883−100.0% | Sold out |
| Agf Investments Inc. | 0 | $0 | 0.00% | −146,323−100.0% | Sold out |
| Victory Capital Management Inc | 0 | $0 | 0.00% | −144,080−100.0% | Sold out |
| Western Standard LLC | 0 | $0 | 0.00% | −143,982−100.0% | Sold out |
| Chevy Chase Trust Holdings, Inc. | 0 | $0 | 0.00% | −140,836−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −131,070−100.0% | Sold out |
| State of New Jersey Common Pension Fund D | 0 | $0 | 0.00% | −130,717−100.0% | Sold out |
| Kellner Capital, LLC | 0 | $0 | 0.00% | −130,478−100.0% | Sold out |
| Public Employees Retirement System of Ohio | 0 | $0 | 0.00% | −129,791−100.0% | Sold out |
| Brandywine Global Investment Management, LLC | 0 | $0 | 0.00% | −128,267−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −124,788−100.0% | Sold out |
| CNH Partners LLC | 0 | $0 | 0.00% | −122,883−100.0% | Sold out |
| DLD Asset Management, LP | 0 | $0 | 0.00% | −120,497−100.0% | Sold out |
| Andra AP-fonden | 0 | $0 | 0.00% | −119,700−100.0% | Sold out |
| Allianz Asset Management GmbH | 0 | $0 | 0.00% | −117,856−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −117,649−100.0% | Sold out |
| Taurus Asset Management, LLC | 0 | $0 | 0.00% | −116,873−100.0% | Sold out |
| KBC Group NV | 0 | $0 | 0.00% | −116,026−100.0% | Sold out |
| State of Alaska, Department of Revenue | 0 | $0 | 0.00% | −115,895−100.0% | Sold out |
| Silphium Asset Management Ltd | 0 | $0 | 0.00% | −110,500−100.0% | Sold out |
| Asset Management One Co.,Ltd. | 0 | $0 | 0.00% | −106,324−100.0% | Sold out |
| Voya Investment Management LLC | 0 | $0 | 0.00% | −105,492−100.0% | Sold out |
| Angelo Gordon & Co., L.P. | 0 | $0 | 0.00% | −105,000−100.0% | Sold out |
| Brookfield Asset Management Inc. | 0 | $0 | 0.00% | −97,000−100.0% | Sold out |
| Pinebridge Investments, L.P. | 0 | $0 | 0.00% | −94,943−100.0% | Sold out |
| Palo Alto Investors LP | 0 | $0 | 0.00% | −94,850−100.0% | Sold out |
| AMP Capital Investors Ltd | 0 | $0 | 0.00% | −93,949−100.0% | Sold out |
| Driehaus Capital Management LLC | 0 | $0 | 0.00% | −92,205−100.0% | Sold out |
| Mirae Asset Global Investments Co., Ltd. | 0 | $0 | 0.00% | −91,204−100.0% | Sold out |
| American International Group, Inc. | 0 | $0 | 0.00% | −90,394−100.0% | Sold out |
| Storebrand Asset Management AS | 0 | $0 | 0.00% | −87,133−100.0% | Sold out |
| Standard Life Aberdeen plc | 0 | $0 | 0.00% | −84,822−100.0% | Sold out |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 0 | $0 | 0.00% | −84,504−100.0% | Sold out |
| Vestcor Inc | 0 | $0 | 0.00% | −82,719−100.0% | Sold out |
| Harvest Management LLC | 0 | $0 | 0.00% | −82,200−100.0% | Sold out |
| Pacer Advisors, Inc. | 0 | $0 | 0.00% | −81,332−100.0% | Sold out |
| Oregon Public Employees Retirement Fund | 0 | $0 | 0.00% | −81,056−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −81,039−100.0% | Sold out |
| Retirement Systems of Alabama | 0 | $0 | 0.00% | −80,849−100.0% | Sold out |
| Treasurer of the State of North Carolina | 0 | $0 | 0.00% | −76,950−100.0% | Sold out |
| Royal London Asset Management Ltd | 0 | $0 | 0.00% | −76,035−100.0% | Sold out |
| Chicago Capital Management, LLC | 0 | $0 | 0.00% | −71,500−100.0% | Sold out |
| Aviva PLC | 0 | $0 | 0.00% | −69,824−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −69,002−100.0% | Sold out |
| Maso Capital Partners Ltd | 0 | $0 | 0.00% | −68,446−100.0% | Sold out |
| Virginia Retirement Systems Et Al | 0 | $0 | 0.00% | −68,200−100.0% | Sold out |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 0 | $0 | 0.00% | −68,005−100.0% | Sold out |
| APG Asset Management N.V. | 0 | $0 | 0.00% | −80,569−100.0% | Sold out |