ALXN

Alexion Pharmaceuticals Inc
ALXN

Overview Fund Activity
Delisted

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

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817 hedge funds and large institutions have $31.3B invested in Alexion Pharmaceuticals Inc in 2020 Q4 according to their latest regulatory filings, with 202 funds opening new positions, 238 increasing their positions, 283 reducing their positions, and 80 closing their positions.

Holders
817
Holders Change
+115
Holders Change %
+16.38%
% of All Funds
14.5%
Holding in Top 10
46
Holding in Top 10 Change
+28
Holding in Top 10 Change %
+155.56%
% of All Funds
0.82%
New
202
Increased
238
Reduced
283
Closed
80
Calls
$559M
Puts
$436M
Net Calls
+$123M
Net Calls Change
+$163M

Top Buyers

1
PCM
1
Pentwater Capital Management
Florida
$463M
2
FCM
2
Farallon Capital Management
California
$351M
3
Adage Capital Partners
3
Adage Capital Partners
Massachusetts
$456M
4
HI
4
HBK Investments
Texas
$269M
5
Millennium Management
5
Millennium Management
New York
$294M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$982M
2
Ameriprise
2
Ameriprise
Minnesota
$367M
3
O
3
OrbiMed
New York
$26.4M
4
T. Rowe Price Associates
4
T. Rowe Price Associates
Maryland
$240M
5
AQR Capital Management
5
AQR Capital Management
Connecticut
$58.6M
Name Market Value Shares Shares
Change 		Shares
Change %
Vanguard Group
1
Vanguard Group
Pennsylvania
$3.03B 19,406,768 -437,152 -2%
BlackRock
2
BlackRock
New York
$2.84B 18,168,276 +68,531 +0.4%
State Street
3
State Street
Massachusetts
$1.66B 10,628,834 -510,611 -5%
BBA
4
Baker Bros. Advisors
New York
$1.37B 8,760,794 – –
Fidelity Investments
5
Fidelity Investments
Massachusetts
$982M 6,284,525 -3,507,922 -36%
ClearBridge Investments
6
ClearBridge Investments
New York
$917M 5,866,154 -542,076 -8%
JPMorgan Chase & Co
7
JPMorgan Chase & Co
New York
$674M 4,311,410 +111,699 +3%
Renaissance Technologies
8
Renaissance Technologies
New York
$643M 4,113,704 -643,539 -14%
Geode Capital Management
9
Geode Capital Management
Massachusetts
$599M 3,843,989 +55,280 +1%
LSV Asset Management
10
LSV Asset Management
Illinois
$525M 3,360,086 -182,812 -5%
Norges Bank
11
Norges Bank
Norway
$495M 3,165,540 -345,616 -10%
PCM
12
Pentwater Capital Management
Florida
$463M 2,961,000 +2,961,000 New
Adage Capital Partners
13
Adage Capital Partners
Massachusetts
$456M 2,916,979 +2,106,921 +260%
Manulife (Manufacturers Life Insurance)
14
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$438M 2,804,346 +1,024,729 +58%
Northern Trust
15
Northern Trust
Illinois
$431M 2,756,159 -54,058 -2%
Janus Henderson Group
16
Janus Henderson Group
United Kingdom
$421M 2,697,186 +1,149,833 +74%
Ameriprise
17
Ameriprise
Minnesota
$367M 2,350,743 -2,750,143 -54%
FCM
18
Farallon Capital Management
California
$351M 2,246,900 +2,246,900 New
Swedbank
19
Swedbank
Sweden
$334M 2,138,261 -479,333 -18%
PAMU
20
Pictet Asset Management (UK)
United Kingdom
$304M 1,948,350 +134,303 +7%
Bank of New York Mellon
21
Bank of New York Mellon
New York
$300M 1,918,977 +145,961 +8%
Millennium Management
22
Millennium Management
New York
$294M 1,883,647 +1,641,582 +678%
Bank of America
23
Bank of America
North Carolina
$283M 1,809,758 -175,612 -9%
CS
24
Credit Suisse
Switzerland
$273M 1,750,461 -211,695 -11%
HI
25
HBK Investments
Texas
$269M 1,723,575 +1,723,575 New
1
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