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Alnylam Pharmaceuticals

388 hedge funds and large institutions have $15.4B invested in Alnylam Pharmaceuticals in 2021 Q1 according to their latest regulatory filings, with 55 funds opening new positions, 147 increasing their positions, 116 reducing their positions, and 36 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
388
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
7
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$83.9M
Puts
$54.4M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
1
$2.48B
2
$1.49B
3
$1.42B
4
$1.29B
5
$1.27B
6
$787M
7
$610M
8
$371M
9
$308M
10
$252M
11
$238M
12
$230M
13
$227M
14
$206M
15
$195M
16
$172M
17
$155M
18
$140M
19
$136M
20
$131M
21
$124M
22
$112M
23
$106M
24
$106M
25
$98.8M