Data from public SEC 13F & STOCK Act filings, delayed up to ~45 days, partial holdings only — for research, not investment advice.
ALXN
ALEXION PHARMACEUTICALS INCData as of 2021 Q2 (06-30) · 13F snapshot
Summary
ALEXION PHARMACEUTICALS INC (ALXN) is held by 8 tracked hedge-fund managers, a combined reported value of ~$2.50B; the largest are Izzy Englander, Ken Griffin, Renaissance Technologies. 15 members of Congress have disclosed STOCK Act trades. Data as of 2021 Q2, from public SEC 13F filings, delayed up to ~45 days.
Attention · HighThis quarter · Quiet
Gurus holding8
Congress trades15
Price—no price
Sectors0
This quarter's moves
Top holderIzzy EnglanderNew0
Added0
Trimmed / sold0
Izzy EnglanderBig add
Value $887.21M1.1% of portfolio4,829,3802021 Q2
Ken GriffinAdd
Value $596.85M0.7% of portfolio3,248,8482021 Q2
Dan LoebTrim
Value $140.29M1.2% of portfolio1,000,0002017 Q3
Value $91.86M— of portfolio500,0012021 Q2
Value $62.66M— of portfolio341,1002021 Q2
Value $45.93M— of portfolio250,0002021 Q2
Value $24.33M— of portfolio200,0002017 Q2
Value $13.34M— of portfolio72,6002021 Q2
Value $8.12M— of portfolio52,0002020 Q4
Value $8.05M— of portfolio43,7972021 Q2
Value $6.82M— of portfolio37,1002021 Q2
| Investor | Value | % of portfolio | Action |
|---|---|---|---|
| Izzy Englander | $887.21M | 1.1% | Big add |
| Ken Griffin | $596.85M | 0.7% | Add |
| Dan Loeb | $140.29M | 1.2% | Trim |
| George Soros | $91.86M | — | — |
| Izzy EnglanderPUT | $62.66M | — | — |
| George SorosPUT | $45.93M | — | — |
| Steven CohenCALL | $24.33M | — | — |
| Ken GriffinPUT | $13.34M | — | — |
| Izzy EnglanderCALL | $8.12M | — | — |
| Joel Greenblatt | $8.05M | — | — |
| Ken GriffinCALL | $6.82M | — | — |