ALXN

Alexion Pharmaceuticals Inc
ALXN

Overview Fund Activity
Delisted

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

Back to rankings

462 hedge funds and large institutions have $25.3B invested in Alexion Pharmaceuticals Inc in 2013 Q4 according to their latest regulatory filings, with 67 funds opening new positions, 167 increasing their positions, 169 reducing their positions, and 39 closing their positions.

Holders
462
Holders Change
+25
Holders Change %
+5.72%
% of All Funds
13.42%
Holding in Top 10
8
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+33.33%
% of All Funds
0.23%
New
67
Increased
167
Reduced
169
Closed
39
Calls
$260M
Puts
$128M
Net Calls
+$132M
Net Calls Change
+$45M

Top Buyers

1
Wells Fargo
1
Wells Fargo
California
$1.02B
2
Capital Research Global Investors
2
Capital Research Global Investors
California
$3.15B
3
JPMorgan Chase & Co
3
JPMorgan Chase & Co
New York
$818M
4
Winslow Capital Management
4
Winslow Capital Management
Minnesota
$452M
5
Millennium Management
5
Millennium Management
New York
$115M

Top Sellers

1
Citadel Advisors
1
Citadel Advisors
Florida
$31.9M
2
YCMGA
2
York Capital Management Global Advisors
New York
$0
3
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$1.98B
4
Viking Global Investors
4
Viking Global Investors
Connecticut
$382M
5
American Century Companies
5
American Century Companies
Missouri
$269M
Name Market Value Shares Shares
Change 		Shares
Change %
ARTA
476
A.R.T. Advisors
New York
– – -41,719 Closed
AP
477
Archon Partners
New Jersey
– – -39,500 Closed
Wellington Management Group
478
Wellington Management Group
Massachusetts
– – -30,635 Closed
LOAMU
479
Lombard Odier Asset Management (USA)
New York
– – -25,000 Closed
FCBT
480
First Citizens Bank & Trust
North Carolina
– – -18,449 Closed
GIM
481
Gyrus Investment Management
Ontario, Canada
– – -15,665 Closed
CCM
482
Catapult Capital Management
New York
– – -15,000 Closed
WIM
483
Waverton Investment Management
United Kingdom
– – -13,760 Closed
CII
484
CR Intrinsic Investors
Connecticut
– – -10,000 Closed
DKCM
485
Davidson Kempner Capital Management
New York
– – -10,000 Closed
MPA
486
Marvin & Palmer Associates
Delaware
– – -9,700 Closed
Luther King Capital Management (LKCM)
487
Luther King Capital Management (LKCM)
Texas
– – -6,300 Closed
EMG
488
Ellington Management Group
Connecticut
– – -6,200 Closed
IPRC
489
Indices-Pac Research Corporation
New Jersey
– – -5,497 Closed
Verition Fund Management
490
Verition Fund Management
Connecticut
– – -3,229 Closed
CTC (Chicago Trading Company)
491
CTC (Chicago Trading Company)
Illinois
– – -2,743 Closed
RGNCM
492
R.G. Niederhoffer Capital Management
New York
– – -2,600 Closed
KIA
493
KCM Investment Advisors
California
– – -2,313 Closed
BSA
494
Braun Stacey Associates
New York
– – -2,080 Closed
RG
495
Rathbones Group
United Kingdom
– – -1,965 Closed
FNYS
496
First New York Securities
New York
– – -1,500 Closed
SSG
497
Summit Securities Group
New York
– – -300 Closed
MCM
498
Manchester Capital Management
Vermont
– – -169 Closed
Jones Financial Companies
499
Jones Financial Companies
Missouri
– – -112 Closed
BBHC
500
Brown Brothers Harriman & Co
New York
– – -17 Closed
17 18 19
20
21