Karen Firestone
Insider Reports History
- Location
- Cambridge, MA
- Signature
- /s/ Joshua B. Cohen, as Attorney in Fact
- All insider transactions
- Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date
Holdings reported by Karen Firestone:
| Company | Role | Class | Num Shares | Value | Price $ | Report Date | Ownership |
|---|---|---|---|---|---|---|---|
| Amylyx Pharmaceuticals, Inc. | Director | Common Stock | 63,100 | $785,595 | $12.45 | 23 Dec 2025 | Direct |
| Amylyx Pharmaceuticals, Inc. | Director | Stock Option (right to buy) | 25,000 | 05 Jun 2025 | Direct |
Insider Reports Filed by Karen Firestone
| Symbol | Company | Period | Transactions | Value $ | Form Type | Role | Filing Time |
|---|---|---|---|---|---|---|---|
| AMLX | Amylyx Pharmaceuticals, Inc. | 23 Dec 2025 | 1 | +$100,845 | 4 | Director | 23 Dec 2025, 20:48 |
| AMLX | Amylyx Pharmaceuticals, Inc. | 05 Jun 2025 | 1 | $0 | 4 | Director | 09 Jun 2025, 16:08 |
| AMLX | Amylyx Pharmaceuticals, Inc. | 05 Sep 2024 | 1 | +$106,590 | 4 | Director | 09 Sep 2024, 16:05 |
| AMLX | Amylyx Pharmaceuticals, Inc. | 06 Jun 2024 | 1 | $0 | 4 | Director | 07 Jun 2024, 16:50 |
| AMLX | Amylyx Pharmaceuticals, Inc. | 15 Dec 2023 | 1 | +$59,880 | 4 | Director | 19 Dec 2023, 16:37 |
| AMLX | Amylyx Pharmaceuticals, Inc. | 08 Jun 2023 | 1 | $0 | 4 | Director | 12 Jun 2023, 19:50 |
| AMLX | Amylyx Pharmaceuticals, Inc. | 16 Mar 2023 | 2 | +$31,990 | 4 | Director | 20 Mar 2023, 20:22 |
| AMLX | Amylyx Pharmaceuticals, Inc. | 16 Mar 2023 | 0 | $0 | 3 | Director | 20 Mar 2023, 20:09 |