Mazzariello Gina's Form 4 filing
Amylyx Pharmaceuticals, Inc. (AMLX) · filed Sep 14, 2026
- Accession no.
- 0001193125-26-390508
- 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 $309.5K. 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.
| Owner | Relationship to the company |
|---|---|
| Mazzariello GinaCIK 0001913765 | Officer (Chief Legal Officer) |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 10, 2026 | Common Stock | SSaleDisposed | −9,525 | $32.46F2 | −$309,139.59 | 190,849 | Direct | |
| Sep 10, 2026 | Common Stock | SSaleDisposed | −11 | $33.34 | −$366.74 | 190,838 | Direct |
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 $32.34 to $33.26. 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.