ALXN

Alexion Pharmaceuticals Inc
ALXN

Overview Fund Activity
Delisted

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

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599 hedge funds and large institutions have $26.2B invested in Alexion Pharmaceuticals Inc in 2018 Q2 according to their latest regulatory filings, with 64 funds opening new positions, 242 increasing their positions, 209 reducing their positions, and 56 closing their positions.

Holders
599
Holders Change
+3
Holders Change %
+0.5%
% of All Funds
13.73%
Holding in Top 10
17
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+6.25%
% of All Funds
0.39%
New
64
Increased
242
Reduced
209
Closed
56
Calls
$308M
Puts
$345M
Net Calls
-$37M
Net Calls Change
-$71.3M

Top Buyers

1
IAM
1
Iridian Asset Management
Connecticut
$186M
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$2.74B
3
SSM
3
Sound Shore Management
Connecticut
$135M
4
Citadel Advisors
4
Citadel Advisors
Florida
$215M
5
Swedbank
5
Swedbank
Sweden
$102M

Top Sellers

1
BlackRock
1
BlackRock
New York
$2.02B
2
Jennison Associates
2
Jennison Associates
New York
$748M
3
EVM
3
Eaton Vance Management
Massachusetts
$146M
4
Thrivent Financial for Lutherans
4
Thrivent Financial for Lutherans
Minnesota
$1.16M
5
TCIM
5
TIAA CREF Investment Management
New York
$326M
Name Market Value Shares Shares
Change 		Shares
Change %
Jane Street
601
Jane Street
New York
– – -102,224 Closed
BM
602
Bridger Management
New York
– – -92,074 Closed
ARTA
603
A.R.T. Advisors
New York
– – -59,800 Closed
SH
604
SeaTown Holdings
Singapore
– – -59,500 Closed
BCM
605
Bluefin Capital Management
New York
– – -56,574 Closed
CCM
606
Copernicus Capital Management
California
– – -50,000 Closed
ZIG
607
Zurich Insurance Group
Switzerland
– – -49,299 Closed
TCM
608
TAM Capital Management
Connecticut
– – -39,110 Closed
SEC
609
Seven Eight Capital
New York
– – -37,752 Closed
NMC
610
Nine Masts Capital
Hong Kong
– – -24,977 Closed
DZ Bank
611
DZ Bank
Germany
– – -22,900 Closed
IG
612
ING Group
Netherlands
– – -19,333 Closed
SCA
613
Secor Capital Advisors
New York
– – -19,150 Closed
SIM
614
Spark Investment Management
New York
– – -15,800 Closed
CLCM
615
Crawford Lake Capital Management
New Jersey
– – -15,158 Closed
AA
616
Altman Advisors
Illinois
– – -14,368 Closed
FRM
617
Fox Run Management
Connecticut
– – -13,562 Closed
TCM
618
Twin Capital Management
Pennsylvania
– – -8,375 Closed
HCMT
619
Highland Capital Management (Texas)
Texas
– – -6,950 Closed
EOJOAM
620
E. Ohman J:or Asset Management
Sweden
– – -5,100 Closed
VIA
621
Vident Investment Advisory
Georgia
– – -3,780 Closed
TH
622
Timber Hill
Connecticut
– – -2,953 Closed
CG
623
Clinton Group
New York
– – -2,891 Closed
LMIM
624
Lockheed Martin Investment Management
Maryland
– – -2,500 Closed
DTL
625
Dynamic Technology Lab
Singapore
– – -2,300 Closed
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25
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