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Alnylam Pharmaceuticals

Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$1.49B +$66.2M +791,113 +5%
Wellington Management Group
2
Wellington Management Group
Massachusetts
$1.39B +$64.1M +766,371 +5%
Vanguard Group
3
Vanguard Group
Pennsylvania
$809M +$36.8M +439,757 +5%
BlackRock
4
BlackRock
New York
$601M +$23.6M +282,322 +5%
Baillie Gifford & Co
5
Baillie Gifford & Co
United Kingdom
$531M +$78.4M +937,654 +20%
Dodge & Cox
6
Dodge & Cox
California
$467M +$25.7M +307,750 +7%
T. Rowe Price Associates
7
T. Rowe Price Associates
Maryland
$326M -$16.1M -192,236 -5%
MC
8
Maverick Capital
Texas
$300M +$34M +406,436 +14%
State Street
9
State Street
Massachusetts
$257M +$28.8M +343,759 +14%
BB
10
BB Biotech
Switzerland
$152M +$4.99M +59,700 +4%
Morgan Stanley
11
Morgan Stanley
New York
$114M +$3.13M +37,462 +3%
First Trust Advisors
12
First Trust Advisors
Illinois
$111M +$1.21M +14,439 +1%
UBS AM
13
UBS AM
Illinois
$108M -$21.7M -259,352 -18%
Norges Bank
14
Norges Bank
Norway
$107M -$12.2M -145,507 -11%
Goldman Sachs
15
Goldman Sachs
New York
$95M -$8.56M -102,375 -9%
Geode Capital Management
16
Geode Capital Management
Massachusetts
$94M +$7.58M +90,689 +10%
GGHC
17
Gilder Gagnon Howe & Co
New York
$92.3M +$2.77M +33,174 +3%
RI
18
RTW Investments
New York
$78.1M +$33.2M +396,375 +90%
1WCM
19
12 West Capital Management
New York
$68.7M
American Century Companies
20
American Century Companies
Missouri
$66.4M +$1.48M +17,687 +3%
JP Morgan Chase
21
JP Morgan Chase
New York
$60.9M +$17.2M +206,129 +46%
PAMU
22
Pictet Asset Management (UK)
United Kingdom
$58.8M -$4.32M -51,631 -8%
BM
23
Bridger Management
New York
$58.2M -$3.04M -36,335 -6%
Northern Trust
24
Northern Trust
Illinois
$52.2M +$2.23M +26,657 +5%
Federated Hermes
25
Federated Hermes
Pennsylvania
$49.3M +$75.3K +900 +0.2%