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, Q2 2021
Institutional positions in Alexion Pharmaceuticals, Inc. as of Jun 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, so this page shows Q2 2021. 13F filings for later quarters list far fewer holders.
- Institutional holders
- 711
- −35 vs. Q1 2021
- Shares held
- 212.2M
- +9.05M (+4.5%) vs. Q1 2021
- Total value
- $39.1B
- +$8.00B (+25.8%) vs. Q1 2021
- New holders
- 67
- 241 more added
- Sold out
- 102
- 297 more reduced
9 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2021
Shares, value and share of portfolio for each institution holding Alexion Pharmaceuticals, Inc.; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Amalgamated Bank | 63,389 | $11.6M | 0.09% | +51,432+430.1% | Added |
| Handelsbanken Fonder AB | 63,235 | $11.6M | 0.06% | +11,918+23.2% | Added |
| Maven Securities LTD | 62,000 | $11.4M | 1.20% | −87,329−58.5% | Reduced |
| Arizona State Retirement System | 61,897 | $11.4M | 0.09% | +225+0.4% | Added |
| Robeco Institutional Asset Management B.V. | 61,756 | $11.3M | 0.03% | −29,922−32.6% | Reduced |
| BTG Pactual Global Asset Management Ltd | 59,764 | $11.0M | 4.90% | +13,000+27.8% | Added |
| Envestnet Asset Management Inc | 59,200 | $10.9M | 0.01% | −12,973−18.0% | Reduced |
| Churchill Management Corp | 58,056 | $10.7M | 0.16% | +13,130+29.2% | Added |
| State of Michigan Retirement System | 57,961 | $10.6M | 0.06% | +300+0.5% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 57,727 | $10.6M | 0.06% | −36,489−38.7% | Reduced |
| Jefferies Group LLC | 57,500 | $10.6M | 0.18% | +44,184+331.8% | Added |
| Profund Advisors LLC | 57,295 | $10.5M | 0.35% | −1,327−2.3% | Reduced |
| BCK Capital Management LP | 55,792 | $10.3M | 5.13% | +20,246+57.0% | Added |
| CIBC Asset Management Inc | 55,296 | $10.2M | 0.04% | −82,298−59.8% | Reduced |
| Havens Advisors LLC | 54,000 | $9.92M | 7.88% | +3,000+5.9% | Added |
| Assetmark, Inc | 53,936 | $9.91M | 0.05% | +53,936 | New |
| Caisse de Depot Et Placement du Quebec | 53,525 | $9.83M | 0.02% | −17,100−24.2% | Reduced |
| Erste Asset Management GmbH | 53,000 | $9.77M | 0.19% | −4,650−8.1% | Reduced |
| Boothbay Fund Management, LLC | 52,296 | $9.61M | 0.40% | +25,110+92.4% | Added |
| Forsta Ap-Fonden | 51,800 | $9.52M | 0.11% | +6,800+15.1% | Added |
| MetLife Investment Management | 50,524 | $9.28M | 0.08% | −1,153−2.2% | Reduced |
| Taal Capital Management LP | 50,000 | $9.19M | 8.09% | +50,000 | New |
| Nomura Asset Management Co Ltd | 49,842 | $9.16M | 0.05% | +3,108+6.7% | Added |
| FNY Investment Advisers, LLC | 48,439 | $8.90M | 3.58% | +30,689+172.9% | Added |
| Jane Street Group, LLC | 46,663 | $8.57M | 0.02% | −9,146−16.4% | Reduced |
| Gulf International Bank (UK) Ltd | 46,533 | $8.55M | 0.11% | −150−0.3% | Reduced |
| Centiva Capital, LP | 46,039 | $8.46M | 0.66% | −11,158−19.5% | Reduced |
| Korea Investment CORP | 45,500 | $8.36M | 0.02% | −49,700−52.2% | Reduced |
| Wellington Management Group LLP | 44,922 | $8.25M | 0.00% | −4,437−9.0% | Reduced |
| Nisa Investment Advisors, LLC | 44,728 | $8.22M | 0.05% | −63,287−58.6% | Reduced |
| STRS Ohio | 44,242 | $8.13M | 0.03% | +6,440+17.0% | Added |
| Comerica Bank | 44,440 | $8.11M | 0.05% | −1,245−2.7% | Reduced |
| M&G Investment Management Ltd | 43,941 | $8.09M | 0.04% | +43,941 | New |
| Gotham Asset Management, LLC | 43,797 | $8.05M | 0.34% | +2,697+6.6% | Added |
| Susquehanna Fundamental Investments, LLC | 43,140 | $7.92M | 0.14% | +3,055+7.6% | Added |
| Highland Capital Management Fund Advisors, L.P. | 43,042 | $7.91M | 1.73% | +43,042 | New |
| Thompson Siegel & Walmsley LLC | 42,986 | $7.90M | 0.11% | −536,694−92.6% | Reduced |
| NN Investment Partners Holdings N.V. | 42,534 | $7.81M | 0.04% | +1,986+4.9% | Added |
| Utah Retirement Systems | 42,099 | $7.73M | 0.10% | +1,300+3.2% | Added |
| Crabel Capital Management, LLC | 41,769 | $7.67M | 1.58% | +20,516+96.5% | Added |
| British Columbia Investment Management Corp | 40,845 | $7.50M | 0.05% | +4,882+13.6% | Added |
| Public Employees Retirement Association of Colorado | 39,347 | $7.23M | 0.03% | −140.0% | Reduced |
| Rafferty Asset Management, LLC | 39,187 | $7.20M | 0.05% | −10,729−21.5% | Reduced |
| Nomura Holdings Inc | 38,092 | $7.00M | 0.06% | +25,608+205.1% | Added |
| Wolverine Asset Management LLC | 37,926 | $6.97M | 0.07% | +5,428+16.7% | Added |
| Stephens Investment Management Group LLC | 37,037 | $6.80M | 0.09% | +1,805+5.1% | Added |
| Texas Permanent School Fund | 36,718 | $6.75M | 0.08% | +70.0% | Added |
| Raymond James Financial Services Advisors, Inc. | 35,079 | $6.44M | 0.01% | +3,820+12.2% | Added |
| Employees Retirement System of Texas | 35,000 | $6.43M | 0.08% | 00.0% | Unchanged |
| Mackay Shields LLC | 34,871 | $6.41M | 0.06% | −1,705−4.7% | Reduced |
| K2 Principal Fund, L.P. | 34,777 | $6.39M | 0.71% | +4,777+15.9% | Added |
| Ergoteles LLC | 34,160 | $6.28M | 0.14% | −10,244−23.1% | Reduced |
| DuPont Capital Management Corp | 33,192 | $6.10M | 0.14% | +4,330+15.0% | Added |
| Stansberry Asset Management, LLC | 33,048 | $6.07M | 1.47% | +42+0.1% | Added |
| DnB Asset Management AS | 32,063 | $5.89M | 0.04% | −956,820−96.8% | Reduced |
| Raymond James & Associates | 30,808 | $5.66M | 0.01% | −4,018−11.5% | Reduced |
| Pendal Group Limited | 30,609 | $5.62M | 0.05% | +26,100+578.8% | Added |
| Mint Tower Capital Management B.V. | 30,525 | $5.61M | 0.59% | +14,583+91.5% | Added |
| Banco Bilbao Vizcaya Argentaria, S.A. | 30,320 | $5.49M | 0.10% | +1,838+6.5% | Added |
| AIMZ Investment Advisors, LLC | 29,485 | $5.42M | 2.43% | −150−0.5% | Reduced |
| Cinctive Capital Management LP | 29,399 | $5.40M | 0.29% | −49,917−62.9% | Reduced |
| Clark Estates Inc | 29,000 | $5.33M | 0.70% | 00.0% | Unchanged |
| IFM Investors Pty Ltd | 28,993 | $5.33M | 0.11% | +4,507+18.4% | Added |
| Mutual of America Capital Management LLC | 28,878 | $5.30M | 0.05% | +394+1.4% | Added |
| Teacher Retirement System of Texas | 28,730 | $5.28M | 0.03% | +4,286+17.5% | Added |
| Schroder Investment Management Group | 28,593 | $5.25M | 0.01% | +3,185+12.5% | Added |
| Oak Ridge Investments LLC | 28,334 | $5.21M | 0.45% | −596−2.1% | Reduced |
| Westpac Banking Corp | 28,213 | $5.18M | 0.05% | −528−1.8% | Reduced |
| Macquarie Group Ltd | 28,084 | $5.16M | 0.00% | +168+0.6% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 27,691 | $5.09M | 0.06% | +195+0.7% | Added |
| Stifel Financial Corp | 27,134 | $4.98M | 0.01% | −8,224−23.3% | Reduced |
| Metropolitan Life Insurance Co | 26,525 | $4.87M | 0.07% | −1,805−6.4% | Reduced |
| Ovata Capital Management Ltd | 26,063 | $4.79M | 2.30% | −9,277−26.3% | Reduced |
| SEI Investments Co | 26,128 | $4.78M | 0.01% | −12,925−33.1% | Reduced |
| RBA Wealth Management, LLC | 25,472 | $4.68M | 9.94% | −221−0.9% | Reduced |
| Louisiana State Employees Retirement System | 25,200 | $4.63M | 0.11% | +200+0.8% | Added |
| Tredje AP-fonden | 25,038 | $4.60M | 0.10% | 00.0% | Unchanged |
| American Century Companies Inc | 24,821 | $4.56M | 0.00% | −823−3.2% | Reduced |
| Natixis Advisors, L.P. | 24,505 | $4.50M | 0.02% | +675+2.8% | Added |
| Nissay Asset Management Corp | 24,045 | $4.42M | 0.04% | +1,118+4.9% | Added |
| S. Muoio & Co. LLC | 24,000 | $4.41M | 3.74% | 00.0% | Unchanged |
| Vident Investment Advisory, LLC | 23,847 | $4.38M | 0.13% | +2,145+9.9% | Added |
| Acadian Asset Management LLC | 23,658 | $4.35M | 0.02% | +187+0.8% | Added |
| Hartford Investment Management Co | 23,378 | $4.29M | 0.11% | −721−3.0% | Reduced |
| Tokio Marine Asset Management Co Ltd | 22,411 | $4.12M | 0.38% | −15,316−40.6% | Reduced |
| Bender Robert & Associates | 22,373 | $4.11M | 1.17% | −233−1.0% | Reduced |
| ING Groep NV | 22,049 | $4.05M | 0.06% | +7,493+51.5% | Added |
| Cullinan Associates Inc | 21,805 | $4.01M | 0.22% | −4,862−18.2% | Reduced |
| HighVista Strategies LLC | 21,530 | $3.96M | 2.80% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 21,445 | $3.94M | 0.00% | +178+0.8% | Added |
| Lazard Asset Management LLC | 21,267 | $3.91M | 0.00% | +594+2.9% | Added |
| Norinchukin Bank, The | 20,826 | $3.83M | 0.06% | +455+2.2% | Added |
| Ingalls & Snyder LLC | 20,376 | $3.74M | 0.17% | −110−0.5% | Reduced |
| Cowen Investment Management LLC | 20,000 | $3.67M | 1.16% | +20,000 | New |
| NewEdge Wealth, LLC | 19,788 | $3.63M | 0.28% | +2,008+11.3% | Added |
| RNC Capital Management LLC | 19,605 | $3.60M | 0.19% | +445+2.3% | Added |
| Distillate Capital Partners LLC | 19,518 | $3.59M | 1.00% | +3,453+21.5% | Added |
| Parallax Volatility Advisers, L.P. | 19,394 | $3.56M | 0.04% | −7,596−28.1% | Reduced |
| CWM Advisors, LLC | 19,395 | $3.56M | 0.47% | +1,300+7.2% | Added |
| Shelton Capital Management | 19,188 | $3.52M | 0.13% | 00.0% | Unchanged |