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Alnylam Pharmaceuticals
ALNY

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: 6 → 8 (+2)

13% more first-time investments, than exits

New positions opened: 72 | Existing positions closed: 64

0% more funds holding

Funds holding: 498 → 498 (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

Top Buyers

Rank Fund Capital Flow
1
American Century Companies
American Century Companies
Missouri
+$160M
2
DTC
Deep Track Capital
Connecticut
+$139M
3
BlackRock
BlackRock
New York
+$84.1M
4
VPC
Vestal Point Capital
New York
+$52.5M
5
Balyasny Asset Management
Balyasny Asset Management
Illinois
+$48M

Top Sellers

Rank Fund Capital Flow
1
Capital World Investors
Capital World Investors
California
-$565M
2
RI
RTW Investments
New York
-$314M
3
JP Morgan Chase
JP Morgan Chase
New York
-$212M
4
Morgan Stanley
Morgan Stanley
New York
-$156M
5
ACA
Avoro Capital Advisors
New York
-$135M
Name Holding Trade Value Shares
Change 		Change in
Stake
EGM
176
Engineers Gate Manager
New York
$3.69M +$1.22M +7,292 +42%
WAM
177
Weiss Asset Management
Massachusetts
$3.69M +$3.92M +23,484 +1,970%
HT
178
HAP Trading
New York
$3.56M +$3.97M +23,798 New
EP
179
Edgestream Partners
New Jersey
$3.49M +$2.57M +15,394 +193%
PAMP
180
Polar Asset Management Partners
Ontario, Canada
$3.38M +$3.77M +22,600 New
ACM
181
Aquatic Capital Management
Illinois
$3.26M +$150K +900 +4%
GAM
182
Groupama Asset Management
France
$3.25M -$2.51M -15,061 -87%
URS
183
Utah Retirement Systems
Utah
$3.22M +$16.7K +100 +0.5%
FDCDDQ
184
Federation des caisses Desjardins du Quebec
Quebec, Canada
$3.17M +$108K +646 +4%
GC
185
Guggenheim Capital
Illinois
$3.16M +$569K +3,411 +19%
PFM
186
Privium Fund Management
Netherlands
$3.12M -$133K -800 -4%
Swedbank
187
Swedbank
Sweden
$3.08M -$33.4M -200,000 -91%
EAM
188
EFG Asset Management
Oregon
$2.98M -$624K -3,740 -16%
TAF
189
Tredje AP-fonden
Sweden
$2.96M – – –
X
190
Xponance
Pennsylvania
$2.94M +$936K +5,609 +40%
Principal Financial Group
191
Principal Financial Group
Iowa
$2.89M -$45.5K -273 -1%
GIA
192
Gateway Investment Advisers
Ohio
$2.85M +$1K +6 +0%
ECM
193
ExodusPoint Capital Management
New York
$2.79M +$3.11M +18,658 New
Mackenzie Financial
194
Mackenzie Financial
Ontario, Canada
$2.77M -$304K -1,821 -9%
SAM
195
Storebrand Asset Management
Norway
$2.77M -$2.89M -17,339 -48%
SAM
196
Sectoral Asset Management
Quebec, Canada
$2.76M -$697K -4,180 -18%
JF
197
Jump Financial
Illinois
$2.62M +$1.71M +10,262 +141%
LPL Financial
198
LPL Financial
California
$2.54M +$42.2K +253 +2%
CGIM
199
Capital Group Investment Management
Singapore
$2.42M -$2.71M -16,251 -50%
PSC
200
Portman Square Capital
United Kingdom
$2.39M +$1.68M +10,060 +169%
6 7
8
9 10

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.