Klee Justin B. (CIK 1898314) reported 15 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-09). Recent activity: Buy AMLX (248,865 shares), Sell AMLX (29,282 shares), Sell AMLX (15,500 shares), Buy AMLX (197,153 shares), Sell AMLX (136,193 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-09 | Amylyx Pharmaceuticals, Inc. (AMLX) | Co-Chief Executive Officer | Buy | 248,865 | $0 |
| 2026-03-04 | Amylyx Pharmaceuticals, Inc. (AMLX) | Co-Chief Executive Officer | Sell | 29,282 | $423,711 |
| 2026-02-04 | Amylyx Pharmaceuticals, Inc. (AMLX) | Co-Chief Executive Officer | Sell | 15,500 | $227,695 |
| 2026-01-20 | Amylyx Pharmaceuticals, Inc. (AMLX) | Co-Chief Executive Officer | Buy | 197,153 | $1.5M |
| 2026-01-20 | Amylyx Pharmaceuticals, Inc. (AMLX) | Co-Chief Executive Officer | Sell | 136,193 | $1.8M |
| 2026-01-20 | Amylyx Pharmaceuticals, Inc. (AMLX) | Co-Chief Executive Officer | Buy | 2,847 | $21,552 |
| 2026-01-20 | Amylyx Pharmaceuticals, Inc. (AMLX) | Co-Chief Executive Officer | Sell | 1,995 | $27,711 |
| 2026-01-08 | Amylyx Pharmaceuticals, Inc. (AMLX) | Co-Chief Executive Officer | Sell | 7,715 | $85,559 |
| 2025-10-02 | Amylyx Pharmaceuticals, Inc. (AMLX) | Co-Chief Executive Officer | Sell | 29,775 | $427,867 |
| 2025-10-02 | Amylyx Pharmaceuticals, Inc. (AMLX) | Co-Chief Executive Officer | Sell | 200 | $3,002 |
| 2025-04-02 | Amylyx Pharmaceuticals, Inc. (AMLX) | Co-Chief Executive Officer | Sell | 21,490 | $74,355 |
| 2025-03-10 | Amylyx Pharmaceuticals, Inc. (AMLX) | Co-Chief Executive Officer | Buy | 180,118 | $0 |
| 2025-03-05 | Amylyx Pharmaceuticals, Inc. (AMLX) | Co-Chief Executive Officer | Sell | 4,595 | $14,474 |
| 2025-02-06 | Amylyx Pharmaceuticals, Inc. (AMLX) | Co-Chief Executive Officer | Buy | 36,310 | $57,007 |
| 2025-02-05 | Amylyx Pharmaceuticals, Inc. (AMLX) | Co-Chief Executive Officer | Sell | 11,855 | $41,137 |
Source: SEC Form 4 filings · as of 2026-03-09