Institutional Ownership Amylyx Pharmaceuticals, Inc. (AMLX)
This table provides information about the institutional ownership of Amylyx Pharmaceuticals, Inc. (AMLX). We have compiled data on the 149 institutions that hold shares in the stock, with a total of 72.6 Million shares, which have been reported (via 13F filing form) to have a value of $458 Million.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Alyeska Investment Group, L.P.
Chicago, IL |
May 15, 2025 Q1 2025 |
750,412
shares
|
$4.73 Million
0.01% of portfolio
|
Q1 2025
Reduced 8.87%
|
|
|
David A. Siegel
Two Sigma Advisers, LP | New York, Ny
|
May 15, 2025 Q1 2025 |
649,800
shares
|
$4.09 Million
0.01% of portfolio
|
Q1 2025
Added 169.18%
|
|
|
Pictet Asset Management Sa
Geneva 73, V8 |
Aug 10, 2023 Q2 2023 |
601,646
shares
|
$3.79 Million
0.02% of portfolio
|
Q2 2023
Reduced 58.04%
|
|
|
Deutsche Bank Ag\
Frankfurt Am Main, 2M |
May 09, 2025 Q1 2025 |
570,857
shares
|
$3.6 Million
0.0% of portfolio
|
Q1 2024
Added 32.46%
|
|
|
Jim Simons
Renaissance Technologies LLC | New York, Ny
|
May 14, 2025 Q1 2025 |
515,100
shares
|
$3.25 Million
0.0% of portfolio
|
Q1 2025
Added 10.92%
|
|
|
Morgan Stanley
New York, NY |
May 15, 2025 Q1 2025 |
474,418
shares
|
$2.99 Million
0.0% of portfolio
|
Q1 2025
Added 2.2%
|
|
|
Citigroup Inc
|
May 12, 2025 Q1 2025 |
463,240
shares
|
$2.92 Million
0.0% of portfolio
|
Q1 2025
Reduced 23.97%
|
|
|
Charles Schwab Investment Management Inc
San Francisco, CA |
May 09, 2025 Q1 2025 |
372,853
shares
|
$2.35 Million
0.0% of portfolio
|
Q1 2025
Added 24.72%
|
|
|
Orbimed Advisors LLC
San Diego, CA |
May 15, 2025 Q1 2025 |
348,000
shares
|
$2.19 Million
0.04% of portfolio
|
Q4 2024
New holding
|
|
|
Rock Springs Capital Management LP
Baltimore, MD |
May 15, 2025 Q1 2025 |
343,228
shares
|
$2.16 Million
0.07% of portfolio
|
Q1 2025
New holding
|
|
|
Jane Street Group, LLC
New York, NY |
May 19, 2025 Q1 2025 |
331,185
shares
|
$2.09 Million
0.0% of portfolio
|
Q1 2025
Reduced 56.73%
|
|
|
Ghost Tree Capital, LLC
New York, NY |
Nov 14, 2024 Q3 2024 |
325,000
shares
|
$2.05 Million
0.39% of portfolio
|
Q3 2024
New holding
|
|
|
International Biotechnology Trust PLC
London, X0 |
Nov 14, 2023 Q3 2023 |
295,000
shares
|
$1.86 Million
1.83% of portfolio
|
Q3 2023
Added 1080.0%
|
|
|
Wellington Management Group LLP
Boston, MA |
May 13, 2025 Q1 2025 |
290,682
shares
|
$1.83 Million
0.0% of portfolio
|
Q1 2025
New holding
|
|
|
D. E. Shaw & Co., Inc.
New York, NY |
May 15, 2025 Q1 2025 |
270,006
shares
|
$1.7 Million
0.0% of portfolio
|
Q1 2025
Reduced 11.98%
|
|
|
Allostery Investments LP
Stamford, CT |
May 15, 2025 Q1 2025 |
266,099
shares
|
$1.68 Million
1.36% of portfolio
|
Q1 2025
New holding
|
|
|
State Street Corp
Boston, MA |
May 15, 2025 Q1 2025 |
261,783
shares
|
$1.65 Million
0.0% of portfolio
|
Q1 2025
Added 19.87%
|
|
|
Aldebaran Capital, LLC
Indianapolis, IN |
May 13, 2025 Q1 2025 |
259,253
shares
|
$1.63 Million
0.87% of portfolio
|
Q1 2025
Reduced 1.33%
|
|
|
Walleye Capital LLC
Plymouth, MN |
May 14, 2025 Q1 2025 |
250,888
shares
|
$1.58 Million
0.0% of portfolio
|
Q1 2025
Reduced 51.64%
|
|
|
Marshall Wace, LLP
London, X0 |
May 15, 2025 Q1 2025 |
247,275
shares
|
$1.56 Million
0.0% of portfolio
|
Q1 2025
Added 33.9%
|
|
|
Acadian Asset Management LLC
Boston, MA |
May 21, 2025 Q1 2025 |
242,107
shares
|
$1.53 Million
0.0% of portfolio
|
Q1 2025
Reduced 60.44%
|
|
|
Federated Hermes, Inc.
Pittsburgh, PA |
May 08, 2025 Q1 2025 |
202,785
shares
|
$1.28 Million
0.0% of portfolio
|
Q1 2025
Added 0.23%
|
|
|
Kennondale Capital Management LLC
Richmond, VA |
May 05, 2025 Q1 2025 |
202,743
shares
|
$1.28 Million
0.78% of portfolio
|
Q1 2025
Added 50.8%
|
|
|
Alpha Wave Global, LP
New York, NY |
May 14, 2025 Q1 2025 |
187,311
shares
|
$1.18 Million
1.17% of portfolio
|
Q1 2025
Added 26.03%
|
|
|
Gsa Capital Partners LLP
London, X0 |
Jul 22, 2025 Q2 2025 |
170,533
shares
|
$1.07 Million
0.08% of portfolio
|
Q2 2025
Added 638.72%
|