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Alnylam Pharmaceuticals

Name Holding Trade Value Shares
Change
Change in
Stake
Capital World Investors
1
Capital World Investors
California
$3.91B +$24.2M +92,101 +0.6%
Fidelity Investments
2
Fidelity Investments
Massachusetts
$3.17B -$312M -1,186,369 -8%
Vanguard Group
3
Vanguard Group
Pennsylvania
$3B +$25.9M +98,303 +0.8%
BlackRock
4
BlackRock
New York
$2.33B +$46.8M +177,839 +2%
Capital Research Global Investors
5
Capital Research Global Investors
California
$1.64B +$454M +1,724,610 +33%
RP
6
Regeneron Pharmaceuticals
New York
$1.05B +$1.17B +4,444,445 New
T. Rowe Price Investment Management
7
T. Rowe Price Investment Management
Maryland
$1.03B +$327M +1,245,195 +40%
Wellington Management Group
8
Wellington Management Group
Massachusetts
$988M -$199M -756,724 -15%
Baillie Gifford & Co
9
Baillie Gifford & Co
United Kingdom
$951M -$223M -846,741 -17%
Dodge & Cox
10
Dodge & Cox
California
$833M -$21.6M -82,273 -2%
State Street
11
State Street
Massachusetts
$805M -$11.9M -45,438 -1%
T. Rowe Price Associates
12
T. Rowe Price Associates
Maryland
$781M -$34.8M -132,448 -4%
Norges Bank
13
Norges Bank
Norway
$578M +$21.2M +80,547 +3%
JP Morgan Chase
14
JP Morgan Chase
New York
$529M +$22.9M +87,116 +4%
Geode Capital Management
15
Geode Capital Management
Massachusetts
$518M +$15.7M +59,597 +3%
American Century Companies
16
American Century Companies
Missouri
$377M +$2.97M +11,291 +0.7%
OAG
17
Orbis Allan Gray
Bermuda
$347M +$53.8M +204,690 +16%
Capital International Investors
18
Capital International Investors
California
$334M -$671M -2,552,261 -64%
Winslow Capital Management
19
Winslow Capital Management
Minnesota
$240M +$15.5M +58,960 +6%
Northern Trust
20
Northern Trust
Illinois
$207M +$37.9M +143,941 +20%
Legal & General Group
21
Legal & General Group
United Kingdom
$195M +$9.78M +37,188 +5%
AQR Capital Management
22
AQR Capital Management
Connecticut
$191M +$80.9M +307,702 +61%
BG
23
Bellevue Group
Switzerland
$181M -$10.2M -38,827 -5%
Morgan Stanley
24
Morgan Stanley
New York
$171M +$28.6M +108,661 +18%
UBS AM
25
UBS AM
Illinois
$167M +$1.15M +4,367 +0.6%