Skip to main content

Amylyx Pharmaceuticals, Inc.

AMLX
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001658551

In the last 90 days, Amylyx Pharmaceuticals, Inc. insiders filed 0 open-market purchases and 6 sales; 206 institutions reported holding it in 13F filings for Q2 2026, worth $2.07B in total; no superinvestor holds it.

Q2 2023 vs. Q1 2023

How the institutions holding Amylyx Pharmaceuticals, Inc. changed between Q1 2023 and Q2 2023.

All holders in Q2 2023All holders in Q1 2023

13F holders of AMLX: Q1 2023 compared with Q2 2023
MeasureQ1 2023Of which not filed for Q2 2023Q2 2023Change
Holders1471154+8
Shares51.4M12.5K54.5M+3.18M (+6.2%)
Value$1.51B$367.0K$1.18B−$330.2M (−21.9%)

1 institution that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so the changes leave them out.

New holders (29)

Institutions that held Amylyx Pharmaceuticals, Inc. at the end of Q2 2023 but not at the end of Q1 2023.

Institutions new to AMLX in Q2 2023
InstitutionSharesValue% of portfolio
Stonepine Capital Management, LLC1,121,028$24.2M8.72%
GMT Capital Corp461,000$9.94M0.38%
Hudson Bay Capital Management LP290,900$6.27M0.06%
Healthcare of Ontario Pension Plan Trust Fund167,130$3.60M0.02%
Nantahala Capital Management, LLC164,500$3.55M0.43%
Jump Financial, LLC141,447$3.05M0.11%
Tekla Capital Management LLC104,007$2.24M0.09%
Sphera Funds Management Ltd.100,000$2.16M0.46%
Bank of Montreal59,230$1.42M0.00%
Swiss National Bank65,400$1.41M0.00%
Cornercap Investment Counsel Inc56,310$1.21M0.21%
Walleye Capital LLC52,378$1.13M0.02%
Simplex Trading, LLC43,055$928.0K0.04%
UBS Oconnor LLC39,000$841.2K0.02%
Caption Management, LLC37,000$798.1K0.14%
Captrust Financial Advisors33,513$722.9K0.00%
Credit Suisse AG33,317$718.6K0.00%
Aigen Investment Management, LP33,058$713.1K0.11%
State of Wisconsin Investment Board32,073$691.8K0.00%
Graham Capital Management, L.P.30,552$659.0K0.02%
Franklin Resources Inc28,486$614.4K0.00%
International Biotechnology Trust PLC25,000$538.5K0.16%
Point72 Middle East FZE22,524$485.8K0.03%
Janus Henderson Group PLC14,753$318.0K0.00%
HighVista Strategies LLC13,748$296.5K0.14%
Capital Fund Management S.A.12,281$264.9K0.00%
Loring Wolcott & Coolidge Fiduciary Advisors LLP1,803$38.9K0.00%
PEAK6 Investments LLC1,500$32.4K0.00%
Capital Advisors, Ltd. LLC290$6.00K0.00%

Sold out (21)

Institutions that held Amylyx Pharmaceuticals, Inc. at the end of Q1 2023 and filed for Q2 2023 without it.

Institutions that sold out of AMLX in Q2 2023
InstitutionShares, Q1 2023Value, Q1 2023
OrbiMed Advisors LLC813,500$23.9M
Avoro Capital Advisors LLC473,100$13.9M
Maven Securities LTD100,000$2.93M
SEI Investments Co69,665$2.04M
Dynamic Technology Lab Private Ltd30,857$906.0K
Seven Eight Capital, LP30,053$881.8K
Pentwater Capital Management LP30,000$880.2K
XTX Topco Ltd14,751$432.8K
STRS Ohio12,300$360.0K
Axq Capital, LP10,600$311.0K
Capstone Investment Advisors, LLC10,150$297.8K
Ikarian Capital, LLC10,000$293.4K
Boulder Hill Capital Management LP9,400$275.8K
Artia Global Partners LP8,339$244.7K
Quantbot Technologies LP4,859$142.6K
Values First Advisors, Inc.1,733$50.9K
Advisory Services Network, LLC500$14.7K
TCI Wealth Advisors, Inc.142$4.17K
The PNC Financial Services Group, Inc.100$2.93K
Ellevest, Inc.32$939
US Bancorp18$528

Not filed for Q2 2023 yet (1)

Institutions that held Amylyx Pharmaceuticals, Inc. at the end of Q1 2023 and haven't filed a 13F for Q2 2023. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding AMLX in Q1 2023 that haven't filed for Q2 2023
InstitutionShares, Q1 2023Value, Q1 2023
Kula Investments, LLC12,507$367.0K