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AMLX

AMLX

Amylyx Pharmaceuticals, Inc.Healthcare

Institutional holders
209
As of Q2 2026
Total 13F value
$2.2B
Sum of disclosed positions
New positions
53
This quarter
Sold positions
14
This quarter

Top holders

Institutions with disclosed positions in this stock

FundValueShares% PortfolioChange
FMR LLC

Fmr Llc

$300.4M16.73M0.01%+0.6%
BlackRock, Inc.

Blackrock, Inc.

$158.5M8.83M0.00%-0.0%
PERCEPTIVE ADVISORS LLC

Perceptive Advisors Llc

$149.7M8.33M2.25%+0.6%
TCG Crossover Management, LLC

Tcg Crossover Management, Llc

$112.1M6.24M2.70%Unchanged
Commodore Capital LP

Commodore Capital Lp

$101.5M5.65M6.04%Unchanged
Jupiter Topco LLC

Jupiter Topco Llc

$94M5.24M0.04%New Position
Saturn V Capital Management LP

Saturn V Capital Management Llc

$83M4.62M11.91%+6.3%
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

California State Teachers Retirement System

$81.3M1.51M0.01%+2106.9%
VANGUARD CAPITAL MANAGEMENT LLC

Vanguard Capital Management Llc

$75.9M4.22M0.00%+2.0%
MORGAN STANLEY

Morgan Stanley

$56.2M3.13M0.00%+43.9%
DRIEHAUS CAPITAL MANAGEMENT LLC

Driehaus Capital Management Llc

$54.5M3.04M0.32%+1.7%
First Light Asset Management, LLC

First Light Asset Management, Llc

$54.3M3.02M3.30%-5.3%
FRANKLIN RESOURCES INC

Franklin Resources Inc

$53M2.95M0.01%+30.4%
GOLDMAN SACHS GROUP INC

Goldman Sachs Group

$51.3M2.86M0.00%+8.8%
STATE STREET CORP

State Street Corporation

$46.8M2.60M0.00%+10.2%
GEODE CAPITAL MANAGEMENT, LLC

Geode Capital Management, Llc

$41.9M2.34M0.00%+5.6%
JPMORGAN CHASE & CO

Jpmorgan Chase

$34.9M1.86M0.00%New Position
ADAGE CAPITAL PARTNERS GP, L.L.C.

Adage Capital Partners Gp, L.L.C.

$34.1M1.90M0.05%-46.6%
Siren, L.L.C.

Siren, L.L.C.

$26.6M1.48M0.54%+20.4%
EVENTIDE ASSET MANAGEMENT, LLC

Eventide Asset Management, Llc

$23.8M1.33M0.32%-12.3%
683 Capital Management, LLC

683 Capital Management, Llc

$23M1.28M1.13%-16.4%
VANGUARD PORTFOLIO MANAGEMENT LLC

Vanguard Portfolio Management Llc

$19.1M1.06M0.00%+12.4%
Alyeska Investment Group, L.P.

Alyeska Investment Group, L.P.

$18.9M1.05M0.05%New Position
Almitas Capital LLC

Almitas Capital Llc

$17.5M974.9K4.20%-54.1%
Nantahala Capital Management, LLC

Nantahala Capital Management, Llc

$17.5M973.4K0.29%-9.2%
DIMENSIONAL FUND ADVISORS LP

Dimensional Fund Advisors Lp

$16.2M902.5K0.00%-0.1%
Jones Hill Capital LP

Jones Hill Capital Lp

$16.1M894.1K3.41%-44.1%
Woodline Partners LP

Woodline Partners Lp

$15.2M846.4K0.05%+0.1%
NORTHERN TRUST CORP

Northern Trust Corp

$14.9M831.7K0.00%+6.7%
BANK OF AMERICA CORP /DE/

Bank Of America

$14.8M821.8K0.00%-38.2%
Boxer Capital Management, LLC

Boxer Capital Management, Llc

$14.4M800.0K1.08%Unchanged
Aberdeen Group plc

Abrdn Plc

$13.2M737.7K0.02%New Position
CHARLES SCHWAB INVESTMENT MANAGEMENT INC

Charles Schwab Investment Management Inc

$13M725.0K0.00%+1.2%
Sixth Street Partners Management Company, L.P.

Sixth Street Partners Management Company, L.P.

$13M725.0K0.00%New Position
Connor, Clark & Lunn Investment Management Ltd.

Connor, Clark & Lunn Investment Management Ltd.

$12.9M721.0K0.02%-17.0%
GREAT POINT PARTNERS LLC

Great Point Partners Llc

$12.6M700.0K2.38%-60.0%
BALYASNY ASSET MANAGEMENT L.P.

Balyasny Asset Management Llc

$12.3M685.0K0.02%-38.1%
Qube Research & Technologies Ltd

Qube Research & Technologies Ltd

$12.2M681.4K0.01%-3.0%
VANGUARD FIDUCIARY TRUST CO

Vanguard Fiduciary Trust Co

$11.2M623.1K0.00%+6.3%
TWO SIGMA INVESTMENTS, LP

Two Sigma Investments

$10.7M593.4K0.01%+266.4%
DEUTSCHE BANK AG\

Deutsche Bank Ag\

$10M557.9K0.00%-56.0%
Rock Springs Capital Management LP

Rock Springs Capital Management Lp

$9M499.8K0.44%Unchanged
ADAR1 Capital Management, LLC

Adar1 Capital Management, Llc

$8.9M494.4K0.41%-50.6%
FEDERATED HERMES, INC.

Federated Hermes, Inc.

$8.3M462.2K0.01%+27.1%
Nearwater Capital Markets, Ltd

Nearwater Capital Markets, Ltd

$7.6M425.0K0.13%New Position
Parkman Healthcare Partners LLC

Parkman Healthcare Partners Llc

$7.2M398.8K0.73%-35.8%
HighVista Strategies LLC

Highvista Strategies Llc

$6.9M386.1K1.58%+9.7%
STEMPOINT CAPITAL LP

Stempoint Capital Lp

$6.9M384.3K1.19%-42.6%
CITADEL ADVISORS LLC

Citadel Advisors

$6.4M357.4K0.00%-56.6%
Logos Global Management LP

Logos Global Management Lp

$6.3M350.0K0.27%-50.0%

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