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Alnylam Pharmaceuticals

498 hedge funds and large institutions have $17.2B invested in Alnylam Pharmaceuticals in 2024 Q1 according to their latest regulatory filings, with 72 funds opening new positions, 204 increasing their positions, 151 reducing their positions, and 64 closing their positions.

New
Increased
Maintained
Reduced
Closed

51% more call options, than puts

Call options by funds: $461M | Put options by funds: $304M

35% more repeat investments, than reductions

Existing positions increased: 204 | Existing positions reduced: 151

33% more funds holding in top 10

Funds holding in top 10: 68 (+2)

13% more first-time investments, than exits

New positions opened: 72 | Existing positions closed: 64

0% more funds holding

Funds holding: 498498 (0)

2.79% less ownership

Funds ownership: 93.94%91.15% (-2.8%)

24% less capital invested

Capital invested by funds: $22.6B → $17.2B (-$5.4B)

Holders
498
Holders Change
Holders Change %
0%
% of All Funds
7.17%
Holding in Top 10
8
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+33.33%
% of All Funds
0.12%
New
72
Increased
204
Reduced
151
Closed
64
Calls
$461M
Puts
$304M
Net Calls
+$157M
Net Calls Change
+$211M
Name Holding Trade Value Shares
Change
Change in
Stake
Capital World Investors
1
Capital World Investors
California
$1.91B -$565M -3,385,327 -21%
Vanguard Group
2
Vanguard Group
Pennsylvania
$1.79B +$8.4M +50,366 +0.4%
Fidelity Investments
3
Fidelity Investments
Massachusetts
$1.49B -$57.4M -344,360 -3%
BlackRock
4
BlackRock
New York
$1.35B +$84.1M +503,892 +6%
Wellington Management Group
5
Wellington Management Group
Massachusetts
$1.08B -$866K -5,193 -0.1%
Baillie Gifford & Co
6
Baillie Gifford & Co
United Kingdom
$990M -$57.3M -343,520 -5%
Dodge & Cox
7
Dodge & Cox
California
$570M +$22.9M +137,170 +4%
T. Rowe Price Associates
8
T. Rowe Price Associates
Maryland
$551M +$33.7M +201,784 +6%
Capital International Investors
9
Capital International Investors
California
$546M +$10.8M +64,560 +2%
State Street
10
State Street
Massachusetts
$477M +$12.1M +72,821 +2%
Capital Research Global Investors
11
Capital Research Global Investors
California
$470M +$35.9M +214,908 +7%
T. Rowe Price Investment Management
12
T. Rowe Price Investment Management
Maryland
$429M -$92.3M -553,159 -16%
Norges Bank
13
Norges Bank
Norway
$343M +$42.2M +252,856 +12%
Geode Capital Management
14
Geode Capital Management
Massachusetts
$299M +$12.5M +74,982 +4%
JP Morgan Chase
15
JP Morgan Chase
New York
$261M -$212M -1,267,952 -42%
American Century Companies
16
American Century Companies
Missouri
$205M +$160M +958,710 +231%
Pictet Asset Management
17
Pictet Asset Management
Switzerland
$145M +$12.7M +75,919 +9%
BG
18
Bellevue Group
Switzerland
$137M +$5.5M +32,966 +4%
DTC
19
Deep Track Capital
Connecticut
$124M +$139M +832,310 New
Bank of New York Mellon
20
Bank of New York Mellon
New York
$119M -$6.45M -38,686 -5%
UBS AM
21
UBS AM
Illinois
$113M +$2.93M +17,589 +2%
Legal & General Group
22
Legal & General Group
United Kingdom
$112M -$1.32M -7,902 -1%
Northern Trust
23
Northern Trust
Illinois
$111M -$4.16M -24,936 -3%
Amundi
24
Amundi
France
$108M +$5.73M +34,372 +5%
Morgan Stanley
25
Morgan Stanley
New York
$101M -$156M -937,909 -58%

ALNY Hedge Fund Activity: Q1 2024 in Review

498 of the 6,942 institutional investors tracked by Wall St. Rank reported a position in Alnylam Pharmaceuticals (ALNY) for Q1 2024, worth a combined $17.2B — down 24% from $22.6B a quarter earlier.

Buyers outnumbered sellers: 72 funds opened new ALNY positions and 64 closed out — a net gain of 8 holders — while 204 added to existing stakes and 151 trimmed.

The largest buyer was American Century Companies, adding an estimated $160M. The largest seller was Capital World Investors, cutting an estimated $565M.

  • 498 institutional investors held Alnylam Pharmaceuticals (ALNY) as of Q1 2024, unchanged from Q4 2023.
  • Funds reported $17.2B of Alnylam Pharmaceuticals stock for Q1 2024, down 24% quarter-over-quarter.
  • 72 funds opened new Alnylam Pharmaceuticals positions in Q1 2024 and 64 closed out, a net change of +8 holders.
  • The largest Alnylam Pharmaceuticals buyer in Q1 2024 was American Century Companies, an estimated $160M added.
  • The largest Alnylam Pharmaceuticals seller in Q1 2024 was Capital World Investors, an estimated $565M sold.

Based on aggregated 13F filings for Q1 2024.