CIK 0001658551 · Non-accelerated filer<br>Smaller reporting company
Amylyx Pharmaceuticals, Inc.
Sign in to watch- Ticker
- AMLX
- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- EIN
- 464600503
- Phone
- 617-682-0917
- Business address
- 55 CAMBRIDGE PARKWAY, SUITE 6W, CAMBRIDGE, MA, 02142
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $10,951,125
- in 9 filings, $8.0M under 10b5-1 plans
Net −$10,951,125. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
- Cohen Joshua B −$4.0M Co-Chief Executive Officer sold 4% of stake
- Klee Justin B. −$4.0M Co-Chief Executive Officer sold 4% of stake
- FRATES JAMES M −$1.6M Chief Financial Officer sold 18% of stake
- MILNE GEORGE M JR −$831K Director sold 4% of stake
- Bedrosian Camille L −$325K Chief Medical Officer sold 3% of stake
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2025-09-30 | Mazzariello Gina Chief Legal Officer | Sale | −8,828 | $14.58 | $129K | 148,141 |
| 2025-09-30 | FRATES JAMES M Chief Financial Officer | Sale | −10,558 | $14.65 | $155K | 280,430 |
| 2025-09-30 | Cohen Joshua B Co-Chief Executive Officer | Sale | −29,733 | $14.34 | $426K | 3,325,547 |
| 2025-09-30 | Cohen Joshua B Co-Chief Executive Officer | Sale | −200 | $15.00 | $3K | 3,325,347 |
| 2025-09-30 | Bedrosian Camille L Chief Medical Officer | Sale | −12,039 | $14.58 | $176K | 182,336 |
| 2025-08-13 | Mazzariello Gina Chief Legal Officer | Sale 10b5-1 | −15,000 | $8.34 | $125K | 156,969 |
| 2025-08-12 | Mazzariello Gina Chief Legal Officer | Sale 10b5-1 | −15,000 | $8.07 | $121K | 171,969 |
| 2025-06-05 | FONTEYNE PAUL R. Director | Grant or award · Stock Option (right to buy) | +25,000 | 25,000 | ||
| 2025-06-05 | Firestone Karen Director | Grant or award · Stock Option (right to buy) | +25,000 | 25,000 | ||
| 2025-06-05 | Quimi Daphne Director | Grant or award · Stock Option (right to buy) | +25,000 | 25,000 | ||
| 2025-06-05 | MILNE GEORGE M JR Director | Grant or award · Stock Option (right to buy) | +25,000 | 25,000 | ||
| 2025-06-05 | Zeiher Bernhardt G Director | Grant or award · Stock Option (right to buy) | +25,000 | 25,000 | ||
| 2025-05-22 | Mazzariello Gina Chief Legal Officer | Gift | −1,000 | 186,969 | ||
| 2025-03-31 | FRATES JAMES M Chief Financial Officer | Sale | −10,896 | $3.47 | $38K | 290,988 |
| 2025-03-31 | Bedrosian Camille L Chief Medical Officer | Sale | −12,425 | $3.47 | $43K | 194,375 |
| 2025-03-31 | Mazzariello Gina Chief Legal Officer | Sale | −9,192 | $3.48 | $32K | 187,969 |
| 2025-03-31 | Cohen Joshua B Co-Chief Executive Officer | Sale | −21,490 | $3.47 | $74K | 3,355,280 |
| 2025-03-31 | Klee Justin B. Co-Chief Executive Officer | Sale | −21,490 | $3.46 | $74K | 3,355,276 |
| 2025-03-20 | Zeiher Bernhardt G Director | Purchase | +10,000 | $3.70 | $37K | 10,000 |
| 2025-03-06 | Mazzariello Gina Chief Legal Officer | Grant or award | +63,851 | 197,161 |
Page 5 of 19 · 362 trades