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Alnylam Pharmaceuticals

Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$4.82B -$450M -1,322,983 -8%
Capital World Investors
2
Capital World Investors
California
$3.57B -$1.87B -5,499,424 -34%
BlackRock
3
BlackRock
New York
$3.46B +$15M +44,034 +0.4%
Capital Research Global Investors
4
Capital Research Global Investors
California
$3.13B +$916M +2,691,473 +40%
Vanguard Portfolio Management
5
Vanguard Portfolio Management
Pennsylvania
$2.15B +$2.21B +6,491,280 New
JP Morgan Chase
6
JP Morgan Chase
New York
$2B +$546M +1,603,753 +34%
Vanguard Capital Management
7
Vanguard Capital Management
Pennsylvania
$1.97B +$2.02B +5,946,706 New
T. Rowe Price Investment Management
8
T. Rowe Price Investment Management
Maryland
$1.72B +$1.17B +3,439,684 +196%
Invesco
9
Invesco
Georgia
$1.35B -$360M -1,058,863 -21%
State Street
10
State Street
Massachusetts
$1.1B +$31.9M +93,742 +3%
Geode Capital Management
11
Geode Capital Management
Massachusetts
$885M +$3.29M +9,663 +0.4%
Baillie Gifford & Co
12
Baillie Gifford & Co
United Kingdom
$825M -$36.4M -107,113 -4%
Two Sigma Investments
13
Two Sigma Investments
New York
$659M +$468M +1,376,457 +223%
Wellington Management Group
14
Wellington Management Group
Massachusetts
$641M +$104M +306,994 +19%
Dodge & Cox
15
Dodge & Cox
California
$638M -$12M -35,162 -2%
American Century Companies
16
American Century Companies
Missouri
$596M +$108M +317,202 +21%
T. Rowe Price Associates
17
T. Rowe Price Associates
Maryland
$474M -$91.9M -270,083 -16%
ClearBridge Investments
18
ClearBridge Investments
New York
$449M +$258M +759,023 +127%
OAG
19
Orbis Allan Gray
Bermuda
$442M -$96.4M -283,394 -18%
Marshall Wace
20
Marshall Wace
United Kingdom
$364M +$187M +549,396 +100%
D.E. Shaw & Co
21
D.E. Shaw & Co
New York
$350M +$209M +614,569 +138%
Morgan Stanley
22
Morgan Stanley
New York
$332M +$11.1M +32,524 +3%
Bank of America
23
Bank of America
North Carolina
$320M +$95.9M +281,735 +41%
Legal & General Group
24
Legal & General Group
United Kingdom
$309M -$9.06M -26,615 -3%
AQR Capital Management
25
AQR Capital Management
Connecticut
$298M -$2.33M -6,855 -0.7%