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Alnylam Pharmaceuticals

Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$1.52B +$9.37M +78,383 +0.6%
Wellington Management Group
2
Wellington Management Group
Massachusetts
$1.15B -$98.8M -826,774 -8%
Vanguard Group
3
Vanguard Group
Pennsylvania
$544M +$25.3M +212,011 +5%
Capital World Investors
4
Capital World Investors
California
$247M -$9.81M -82,097 -4%
UBS AM
5
UBS AM
Illinois
$218M +$4.9M +40,972 +2%
BFA
6
BlackRock Fund Advisors
California
$214M +$10.7M +89,153 +5%
BIT
7
BlackRock Institutional Trust
California
$210M -$809K -6,769 -0.4%
T. Rowe Price Associates
8
T. Rowe Price Associates
Maryland
$205M +$53.7M +449,690 +36%
First Trust Advisors
9
First Trust Advisors
Illinois
$186M +$36M +301,299 +24%
GGHC
10
Gilder Gagnon Howe & Co
New York
$181M -$28.9M -242,129 -14%
State Street
11
State Street
Massachusetts
$176M +$36.5M +305,414 +26%
Morgan Stanley
12
Morgan Stanley
New York
$156M -$12.2M -102,268 -7%
BRC
13
Blue Ridge Capital
New York
$129M +$13.7M +115,000 +12%
Artisan Partners
14
Artisan Partners
Wisconsin
$122M -$7.8M -65,280 -6%
Franklin Resources
15
Franklin Resources
California
$121M -$13.9M -116,048 -10%
BB
16
BB Biotech
Switzerland
$116M +$15.5M +130,000 +16%
Jennison Associates
17
Jennison Associates
New York
$114M +$932K +7,800 +0.8%
Baillie Gifford & Co
18
Baillie Gifford & Co
United Kingdom
$94.9M -$27.7M -231,680 -23%
Wells Fargo
19
Wells Fargo
California
$88.1M -$5.18M -43,368 -6%
Invesco
20
Invesco
Georgia
$84.8M +$21.2M +177,724 +34%
SPC
21
Slate Path Capital
New York
$81.7M -$20.7M -173,241 -20%
1WCM
22
12 West Capital Management
New York
$78M
AAMU
23
Amundi Asset Management US
Massachusetts
$75.5M +$17.4M +145,305 +30%
BM
24
Bridger Management
New York
$74.8M -$344K -2,878 -0.5%
Norges Bank
25
Norges Bank
Norway
$68.8M -$2.55M -21,374 -4%