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Alnylam Pharmaceuticals
ALNY

Overview Fund Activity

431 hedge funds and large institutions have $18.6B invested in Alnylam Pharmaceuticals in 2021 Q4 according to their latest regulatory filings, with 76 funds opening new positions, 157 increasing their positions, 129 reducing their positions, and 40 closing their positions.

Holders
431
Holders Change
+30
Holders Change %
+7.48%
% of All Funds
6.66%
Holding in Top 10
7
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-22.22%
% of All Funds
0.11%
New
76
Increased
157
Reduced
129
Closed
40
Calls
$249M
Puts
$189M
Net Calls
+$59.7M
Net Calls Change
-$76.6M

Top Buyers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$1.11B
2
JPMorgan Chase & Co
2
JPMorgan Chase & Co
New York
$504M
3
Janus Henderson Group
3
Janus Henderson Group
United Kingdom
$85M
4
FCM
4
Farallon Capital Management
California
$202M
5
RI
5
RTW Investments
New York
$335M

Top Sellers

1
BlackRock
1
BlackRock
New York
$1.3B
2
Morgan Stanley
2
Morgan Stanley
New York
$181M
3
Wellington Management Group
3
Wellington Management Group
Massachusetts
$1.16B
4
Alkeon Capital Management
4
Alkeon Capital Management
New York
$0
5
Lord, Abbett & Co
5
Lord, Abbett & Co
New Jersey
$7.12M
Name Market Value Shares Shares
Change 		Shares
Change %
Fidelity Investments
1
Fidelity Investments
Massachusetts
$3.04B 17,940,020 +113,092 +0.6%
Vanguard Group
2
Vanguard Group
Pennsylvania
$1.81B 10,702,771 +88,189 +0.8%
Baillie Gifford & Co
3
Baillie Gifford & Co
United Kingdom
$1.8B 10,616,751 +200,967 +2%
BlackRock
4
BlackRock
New York
$1.3B 7,671,402 -1,249,570 -14%
Wellington Management Group
5
Wellington Management Group
Massachusetts
$1.16B 6,844,430 -526,642 -7%
T. Rowe Price Associates
6
T. Rowe Price Associates
Maryland
$1.11B 6,535,368 +661,133 +11%
Dodge & Cox
7
Dodge & Cox
California
$921M 5,431,068 +58,968 +1%
JPMorgan Chase & Co
8
JPMorgan Chase & Co
New York
$504M 2,972,085 +526,426 +22%
State Street
9
State Street
Massachusetts
$483M 2,850,389 +49,564 +2%
RI
10
RTW Investments
New York
$335M 1,975,879 +292,517 +17%
Geode Capital Management
11
Geode Capital Management
Massachusetts
$255M 1,505,291 +51,272 +4%
BG
12
Bellevue Group
Switzerland
$226M 1,335,140 -73,278 -5%
Massachusetts Financial Services
13
Massachusetts Financial Services
Massachusetts
$224M 1,322,211 -43,076 -3%
Norges Bank
14
Norges Bank
Norway
$215M 1,269,191 +274,303 +28%
FCM
15
Farallon Capital Management
California
$202M 1,190,028 +375,727 +46%
ACA
16
Avoro Capital Advisors
New York
$182M 1,075,000 +225,000 +26%
Morgan Stanley
17
Morgan Stanley
New York
$181M 1,065,689 -815,190 -43%
American Century Companies
18
American Century Companies
Missouri
$170M 1,002,574 -68,897 -6%
CC
19
Casdin Capital
New York
$170M 1,000,000 – –
Loomis, Sayles & Company
20
Loomis, Sayles & Company
Massachusetts
$169M 996,437 +28,330 +3%
Federated Hermes
21
Federated Hermes
Pennsylvania
$168M 992,180 +33,360 +3%
Invesco
22
Invesco
Georgia
$151M 890,090 -164,082 -16%
GGHC
23
Gilder Gagnon Howe & Co
New York
$142M 839,568 -84,116 -9%
Northern Trust
24
Northern Trust
Illinois
$130M 769,413 -9,708 -1%
Holocene Advisors
25
Holocene Advisors
New York
$123M 722,739 +61,509 +9%
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