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Alnylam Pharmaceuticals
ALNY

Overview Fund Activity

584 hedge funds and large institutions have $30B invested in Alnylam Pharmaceuticals in 2024 Q4 according to their latest regulatory filings, with 95 funds opening new positions, 234 increasing their positions, 179 reducing their positions, and 61 closing their positions.

Holders
584
Holders Change
+25
Holders Change %
+4.47%
% of All Funds
7.78%
Holding in Top 10
4
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-42.86%
% of All Funds
0.05%
New
95
Increased
234
Reduced
179
Closed
61
Calls
$195M
Puts
$166M
Net Calls
+$29M
Net Calls Change
-$10.2M

Top Buyers

1
Capital Research Global Investors
1
Capital Research Global Investors
California
$1.64B
2
T. Rowe Price Investment Management
2
T. Rowe Price Investment Management
Maryland
$1.03B
3
Qube Research & Technologies (QRT)
3
Qube Research & Technologies (QRT)
United Kingdom
$114M
4
Marshall Wace
4
Marshall Wace
United Kingdom
$89.1M
5
AQR Capital Management
5
AQR Capital Management
Connecticut
$191M

Top Sellers

1
Capital International Investors
1
Capital International Investors
California
$334M
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$3.17B
3
Baillie Gifford & Co
3
Baillie Gifford & Co
United Kingdom
$951M
4
Wellington Management Group
4
Wellington Management Group
Massachusetts
$988M
5
Pictet Asset Management
5
Pictet Asset Management
Switzerland
$101M
Name Market Value Shares Shares
Change 		Shares
Change %
CS
51
Candriam SCA
Luxembourg
$66.5M 282,407 -69,261 -20%
Royal London Asset Management
52
Royal London Asset Management
United Kingdom
$66.2M 281,509 +1,759 +0.6%
Corient Private Wealth
53
Corient Private Wealth
Florida
$65.5M 278,566 +81 +0%
Raymond James Financial
54
Raymond James Financial
Florida
$65.3M 277,486 +277,486 New
Wells Fargo
55
Wells Fargo
California
$65.2M 276,962 +10,465 +4%
SEI Investments
56
SEI Investments
Pennsylvania
$62.6M 266,000 +28,093 +12%
Jennison Associates
57
Jennison Associates
New York
$61.2M 259,913 +259,913 New
RSCM
58
Rock Springs Capital Management
Maryland
$60.3M 256,200 +6,200 +2%
Federated Hermes
59
Federated Hermes
Pennsylvania
$58.7M 249,591 +80,668 +48%
EAM
60
Eventide Asset Management
Massachusetts
$56.6M 240,418 +16,085 +7%
Westfield Capital Management
61
Westfield Capital Management
Massachusetts
$50.9M 216,126 +216,126 New
Janus Henderson Group
62
Janus Henderson Group
United Kingdom
$49.4M 210,080 -9,257 -4%
CIBC Private Wealth Group
63
CIBC Private Wealth Group
Georgia
$48.9M 203,368 -5,118 -2%
California Public Employees Retirement System
64
California Public Employees Retirement System
California
$48M 204,132 -7,649 -4%
California State Teachers Retirement System (CalSTRS)
65
California State Teachers Retirement System (CalSTRS)
California
$46.2M 196,362 +5,037 +3%
Aberdeen Group
66
Aberdeen Group
United Kingdom
$45.2M 190,841 -9,228 -5%
RhumbLine Advisers
67
RhumbLine Advisers
Massachusetts
$42.3M 179,578 -1,850 -1%
Canada Pension Plan Investment Board
68
Canada Pension Plan Investment Board
Ontario, Canada
$40.9M 174,021 -170,837 -50%
Jane Street
69
Jane Street
New York
$37.8M 160,637 +24,356 +18%
National Pension Service
70
National Pension Service
South Korea
$37.5M 159,511 -36,876 -19%
WorldQuant Millennium Advisors
71
WorldQuant Millennium Advisors
New York
$35.3M 150,191 +91,671 +157%
DM
72
Deerfield Management
New York
$34.2M 145,191 +191 +0.1%
PAI
73
Palo Alto Investors
California
$33.1M 140,681 – –
CC
74
Casdin Capital
New York
$32.9M 140,000 -30,000 -18%
AP
75
Antipodes Partners
Australia
$31.5M 133,759 -5,616 -4%
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