ALXN

Alexion Pharmaceuticals Inc
ALXN

Overview Fund Activity
Delisted

ALXN was delisted on the 20th of July, 2021.

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747 hedge funds and large institutions have $31.2B invested in Alexion Pharmaceuticals Inc in 2021 Q1 according to their latest regulatory filings, with 83 funds opening new positions, 242 increasing their positions, 311 reducing their positions, and 148 closing their positions.

Holders
747
Holders Change
-71
Holders Change %
-8.68%
% of All Funds
13.15%
Holding in Top 10
70
Holding in Top 10 Change
+24
Holding in Top 10 Change %
+52.17%
% of All Funds
1.23%
New
83
Increased
242
Reduced
311
Closed
148
Calls
$202M
Puts
$267M
Net Calls
-$64.3M
Net Calls Change
-$187M

Top Buyers

1
HI
1
HBK Investments
Texas
$875M
2
FCM
2
Farallon Capital Management
California
$883M
3
DKCM
3
Davidson Kempner Capital Management
New York
$621M
4
Barclays
4
Barclays
United Kingdom
$547M
5
Citigroup
5
Citigroup
New York
$502M

Top Sellers

1
ClearBridge Investments
1
ClearBridge Investments
New York
$0
2
BBA
2
Baker Bros. Advisors
New York
$611M
3
Fidelity Investments
3
Fidelity Investments
Massachusetts
$539M
4
Janus Henderson Group
4
Janus Henderson Group
United Kingdom
$98.3M
5
JPMorgan Chase & Co
5
JPMorgan Chase & Co
New York
$346M
Name Market Value Shares Shares
Change 		Shares
Change %
RSCM
751
Rock Springs Capital Management
Maryland
– – -306,750 Closed
Point72 Asset Management
752
Point72 Asset Management
Connecticut
– – -200,000 Closed
PCIG
753
Partners Capital Investment Group
Massachusetts
– – -170,043 Closed
EAM
754
EULAV Asset Management
Florida
– – -148,000 Closed
IBT
755
International Biotechnology Trust
United Kingdom
– – -99,241 Closed
Royal London Asset Management
756
Royal London Asset Management
United Kingdom
– – -79,126 Closed
CCM
757
CAAS Capital Management
New York
– – -74,500 Closed
AL
758
AJO LP
Pennsylvania
– – -72,421 Closed
DA
759
DSC Advisors
Illinois
– – -69,000 Closed
GC
760
GMT Capital
Georgia
– – -68,400 Closed
HM
761
HealthCor Management
New York
– – -61,330 Closed
SFM
762
Sphera Funds Management
Israel
– – -60,000 Closed
Voloridge Investment Management
763
Voloridge Investment Management
Florida
– – -56,737 Closed
HCM
764
Harvey Capital Management
Florida
– – -47,806 Closed
EHI
765
Eagle Health Investments
Connecticut
– – -42,929 Closed
Janney Montgomery Scott
766
Janney Montgomery Scott
Pennsylvania
– – -38,451 Closed
MGIM
767
M&G Investment Management
United Kingdom
– – -37,887 Closed
Twin Tree Management
768
Twin Tree Management
Texas
– – -36,182 Closed
MSA
769
Mason Street Advisors
Wisconsin
– – -30,189 Closed
FC
770
FORA Capital
Florida
– – -25,725 Closed
SGAM
771
Smith Group Asset Management
Texas
– – -24,510 Closed
AAP
772
Aristotle Atlantic Partners
Florida
– – -24,099 Closed
TCM
773
Twin Capital Management
Pennsylvania
– – -21,342 Closed
Cerity Partners
774
Cerity Partners
New York
– – -21,235 Closed
MPM
775
Meritage Portfolio Management
Kansas
– – -20,259 Closed
29 30
31
32 33