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 $42.4B invested in Alexion Pharmaceuticals Inc in 2015 Q4 according to their latest regulatory filings, with 75 funds opening new positions, 206 increasing their positions, 190 reducing their positions, and 37 closing their positions.

Holders
546
Holders Change
+34
Holders Change %
+6.64%
% of All Funds
14.34%
Holding in Top 10
21
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+10.53%
% of All Funds
0.55%
New
75
Increased
206
Reduced
190
Closed
37
Calls
$168M
Puts
$177M
Net Calls
-$9.34M
Net Calls Change
+$98.6M

Top Buyers

1
AllianceBernstein
1
AllianceBernstein
Tennessee
$228M
2
Jennison Associates
2
Jennison Associates
New York
$1.4B
3
Fidelity Investments
3
Fidelity Investments
Massachusetts
$2.84B
4
T. Rowe Price Associates
4
T. Rowe Price Associates
Maryland
$5.4B
5
Bank of America
5
Bank of America
North Carolina
$507M

Top Sellers

1
Thrivent Financial for Lutherans
1
Thrivent Financial for Lutherans
Minnesota
$1.21M
2
Renaissance Technologies
2
Renaissance Technologies
New York
$0
3
American Century Companies
3
American Century Companies
Missouri
$313M
4
Morgan Stanley
4
Morgan Stanley
New York
$52.5M
5
HM
5
HealthCor Management
New York
$11.4M
Name Market Value Shares Shares
Change 		Shares
Change %
BJCM
551
Blue Jay Capital Management
California
– – -89,884 Closed
PP
552
PDT Partners
New York
– – -60,440 Closed
GAMA
553
Graticule Asia Macro Advisors
New York
– – -41,900 Closed
QIM
554
Quantitative Investment Management
Virginia
– – -35,500 Closed
PG
555
PEAK6 Group
Illinois
– – -31,920 Closed
QT
556
Quantbot Technologies
New York
– – -20,734 Closed
AL
557
Airain Ltd
Guernsey
– – -13,111 Closed
MPA
558
Marvin & Palmer Associates
Delaware
– – -12,400 Closed
Walleye Trading
559
Walleye Trading
New York
– – -12,213 Closed
Parallax Volatility Advisers
560
Parallax Volatility Advisers
California
– – -6,754 Closed
LMIM
561
Lockheed Martin Investment Management
Maryland
– – -6,500 Closed
NCCM
562
Nine Chapters Capital Management
New Jersey
– – -5,900 Closed
WMSA
563
Weiss Multi-Strategy Advisers
New York
– – -5,083 Closed
NG
564
NatWest Group
United Kingdom
– – -4,657 Closed
RBC
565
Ronald Blue & Co
Georgia
– – -4,163 Closed
Simplex Trading
566
Simplex Trading
Illinois
– – -3,351 Closed
ST
567
Spot Trading
Illinois
– – -2,796 Closed
EGM
568
Engineers Gate Manager
New York
– – -1,600 Closed
ATC
569
Argent Trust Co
Tennessee
– – -1,583 Closed
SIG
570
Schooner Investment Group
Pennsylvania
– – -1,500 Closed
HF
571
HRT Financial
New York
– – -1,300 Closed
NME
572
Notis-McConarty Edward
– – -750 Closed
CIM
573
CenturyLink Investment Management
Colorado
– – -633 Closed
HHMI
574
Howard Hughes Medical Institute
Maryland
– – -273 Closed
RIA
575
Regal Investment Advisors
Michigan
– – -210 Closed
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