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Amylyx Pharmaceuticals, Inc.

For the period ended Dec 31, 2025. Filed Mar 3, 2026.

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About this filing

A company's yearly report to the SEC, with audited financial statements. It is the fullest account a company gives of its business, its finances and the risks it sees.

FY2025 · Filed Mar 3, 2026

AMLX$30.21+2.4%Stored close · as of Nov 9, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

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Contents

Signatures

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, as amended, the Registrant has duly caused this Report to be signed on its behalf by the undersigned, thereunto duly authorized.

AMYLYX PHARMACEUTICALS, INC.
Date: March 3, 2026By:/s/ Joshua B. Cohen
Joshua B. Cohen
Co-Chief Executive Officer
Date: March 3, 2026By:/s/ Justin B. Klee
Justin B. Klee
Co-Chief Executive Officer

Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, this Report has been signed below by the following persons on behalf of the Registrant in the capacities and on the dates indicated.

NameTitleDate
/s/ Joshua B. CohenCo-Chief Executive Officer and Director (Principal Executive Officer)March 3, 2026
Joshua B. Cohen
/s/ Justin B. KleeCo-Chief Executive Officer and Director (Principal Executive Officer)March 3, 2026
Justin B. Klee
/s/ James M. FratesChief Financial Officer (Principal Financial Officer and Principal Accounting Officer)March 3, 2026
James M. Frates
/s/ George Mclean Milne Jr.DirectorMarch 3, 2026
George Mclean Milne Jr. Ph.D.
/s/ Paul FonteyneDirectorMarch 3, 2026
Paul Fonteyne, M.S., M.B.A.
/s/ Daphne QuimiDirectorMarch 3, 2026
Daphne Quimi
/s/ Karen FirestoneDirectorMarch 3, 2026
Karen Firestone
/s/ Bernhardt ZeiherDirectorMarch 3, 2026
Bernhardt Zeiher, MD.

Amylyx Pharmaceuticals, Inc.

ContentsView on SEC.gov

The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.