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Frates James M's Form 4 filing

Amylyx Pharmaceuticals, Inc. (AMLX) · filed Sep 14, 2026

Accession no.
0001193125-26-390509
Filed
Sep 14, 2026, 4:00 PM ET
Trade date
Sep 10, 2026
Filing delay
4 days
Rule 10b5-1 plan
Not checked

This filing lists 2 non-derivative transactions. Open-market sales total $349.8K. It was filed 4 days after the trade.

Reporting owners

A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.

Reporting owners on this filing
OwnerRelationship to the company
Frates James MCIK 0001235598Officer (Chief Financial Officer)

Non-derivative securities (Table I)

Acquisitions and disposals of common stock and similar shares, one row per line on the filing.

Non-derivative transactions
Trade dateSecurityTransactionSharesPriceValueShares afterOwnershipFlags
Sep 10, 2026Common StockSSaleDisposed−9,768$32.27F2−$315,194.8234,667Direct
Sep 10, 2026Common StockSSaleDisposed−1,042$33.23F3−$34,625.87233,625Direct

Footnotes and remarks

Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.

F2

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $31.805 to $32.71. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

Referenced by the price of 1 transaction in Table I.

F3

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $32.84 to $33.45. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

Referenced by the price of 1 transaction in Table I.

Read the full filing on SEC EDGAR (opens in a new tab)