ALXN

Alexion Pharmaceuticals Inc
ALXN

Overview Fund Activity
Delisted

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

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546 hedge funds and large institutions have $39.7B invested in Alexion Pharmaceuticals Inc in 2015 Q2 according to their latest regulatory filings, with 71 funds opening new positions, 254 increasing their positions, 157 reducing their positions, and 84 closing their positions.

Holders
546
Holders Change
-18
Holders Change %
-3.19%
% of All Funds
14.72%
Holding in Top 10
23
Holding in Top 10 Change
+16
Holding in Top 10 Change %
+228.57%
% of All Funds
0.62%
New
71
Increased
254
Reduced
157
Closed
84
Calls
$164M
Puts
$468M
Net Calls
-$304M
Net Calls Change
-$297M

Top Buyers

1
BBA
1
Baker Bros. Advisors
New York
$1.18B
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$4.74B
3
Ameriprise
3
Ameriprise
Minnesota
$896M
4
Vanguard Group
4
Vanguard Group
Pennsylvania
$2.36B
5
Capital Research Global Investors
5
Capital Research Global Investors
California
$4.76B

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$2.7B
2
VOYA Investment Management
2
VOYA Investment Management
Georgia
$15.7M
3
Citadel Advisors
3
Citadel Advisors
Florida
$75M
4
American Century Companies
4
American Century Companies
Missouri
$407M
5
Prudential Financial
5
Prudential Financial
New Jersey
$54.6M
Name Market Value Shares Shares
Change 		Shares
Change %
ZDA
551
Zweig-DiMenna Associates
New York
– – -106,823 Closed
FA
552
Friess Associates
Delaware
– – -99,100 Closed
SCM
553
Stevens Capital Management
Pennsylvania
– – -88,222 Closed
HI
554
HBK Investments
Texas
– – -65,600 Closed
VCM
555
Vision Capital Management
Oregon
– – -62,648 Closed
Capital Fund Management (CFM)
556
Capital Fund Management (CFM)
France
– – -60,859 Closed
HJMC
557
Hellman Jordan Management Company
Massachusetts
– – -60,329 Closed
PP
558
PDT Partners
New York
– – -60,173 Closed
FAM
559
Fred Alger Management
New York
– – -58,043 Closed
NI
560
Numeric Investors
Massachusetts
– – -43,740 Closed
OAM
561
Origin Asset Management
United Kingdom
– – -39,292 Closed
IG
562
ING Group
Netherlands
– – -35,731 Closed
TI
563
Turner Investments
Pennsylvania
– – -31,584 Closed
BA
564
Bridgewater Associates
Connecticut
– – -29,099 Closed
SFM
565
Sphera Funds Management
Israel
– – -25,000 Closed
GAM
566
Gotham Asset Management
New York
– – -23,261 Closed
SFP
567
Santa Fe Partners
New Mexico
– – -21,704 Closed
MCM
568
Matterhorn Capital Management
Texas
– – -17,941 Closed
NLGIA
569
Nippon Life Global Investors Americas
New York
– – -17,300 Closed
WCBA
570
Weaver C. Barksdale & Associates
Tennessee
– – -15,500 Closed
CC
571
CQS Cayman
Cayman Islands
– – -15,000 Closed
WC
572
Wexford Capital
Florida
– – -14,515 Closed
HighTower Advisors
573
HighTower Advisors
Illinois
– – -13,124 Closed
CSS
574
Cubist Systematic Strategies
Connecticut
– – -11,810 Closed
BACM
575
Blue Arrow Capital Management
New York
– – -10,754 Closed
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