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Alnylam Pharmaceuticals

Name Holding Trade Value Shares
Change
Change in
Stake
Capital World Investors
1
Capital World Investors
California
$4.52B +$38.3M +149,098 +0.9%
Fidelity Investments
2
Fidelity Investments
Massachusetts
$4.13B +$469M +1,823,957 +14%
Vanguard Group
3
Vanguard Group
Pennsylvania
$3.53B +$83.1M +323,206 +3%
BlackRock
4
BlackRock
New York
$2.58B -$83.7M -325,875 -3%
Capital Research Global Investors
5
Capital Research Global Investors
California
$1.93B +$47.9M +186,215 +3%
RP
6
Regeneron Pharmaceuticals
New York
$1.2B
T. Rowe Price Investment Management
7
T. Rowe Price Investment Management
Maryland
$1.19B +$8.66M +33,696 +0.8%
Baillie Gifford & Co
8
Baillie Gifford & Co
United Kingdom
$988M -$98.3M -382,652 -9%
T. Rowe Price Associates
9
T. Rowe Price Associates
Maryland
$946M +$47.7M +185,783 +6%
State Street
10
State Street
Massachusetts
$909M -$14.5M -56,294 -2%
Dodge & Cox
11
Dodge & Cox
California
$905M -$48.4M -188,500 -5%
Wellington Management Group
12
Wellington Management Group
Massachusetts
$705M -$408M -1,585,637 -38%
Geode Capital Management
13
Geode Capital Management
Massachusetts
$626M +$29.8M +116,034 +5%
JP Morgan Chase
14
JP Morgan Chase
New York
$599M -$8.02M -31,188 -1%
Norges Bank
15
Norges Bank
Norway
$577M -$82.3M -320,058 -13%
American Century Companies
16
American Century Companies
Missouri
$475M +$40.2M +156,411 +10%
OAG
17
Orbis Allan Gray
Bermuda
$441M +$41.7M +162,121 +11%
Winslow Capital Management
18
Winslow Capital Management
Minnesota
$321M +$42.8M +166,611 +16%
Bank of America
19
Bank of America
North Carolina
$287M +$166M +646,021 +154%
Invesco
20
Invesco
Georgia
$247M +$91.3M +355,302 +64%
Legal & General Group
21
Legal & General Group
United Kingdom
$238M +$13.4M +52,194 +6%
Northern Trust
22
Northern Trust
Illinois
$234M -$3.56M -13,840 -2%
AQR Capital Management
23
AQR Capital Management
Connecticut
$217M +$3.85M +14,988 +2%
BG
24
Bellevue Group
Switzerland
$207M -$545K -2,121 -0.3%
UBS AM
25
UBS AM
Illinois
$199M +$6.56M +25,513 +4%