Firestone Karen
SEC CIK 1969821 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| AMLX | Amylyx Pharmaceuticals, Inc. | Dir | 116.9K | $350.6K | — | 6 | 2023-03-16 | 2026-08-31 |
Most active insiders at AMLX, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Klee Justin B. | Co-CEO, Dir | — | $4.03M |
| 2 | Cohen Joshua B | Co-CEO, Dir | — | $4.03M |
| 3 | Mazzariello Gina | CLO | — | $1.18M |
| 4 | FRATES JAMES M | CFO | — | $708.4K |
| 5 | Bedrosian Camille L | Chief Medical Off | — | $689.0K |
| 6 | Firestone Karen | Dir | $152.2K | — |
| 7 | MILNE GEORGE M JR | Dir | — | — |
Transactions 6
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2026-09-02 16:00 | 2026-08-31 | AMLX | Amylyx Pharmaceuticals, Inc. | Firestone Karen | Dir | M - OptEx | $3.40 | +50.0K | 116.9K | +75% | +$170.2K |
| 2026-05-26 16:00 | 2026-05-21 | AMLX | Amylyx Pharmaceuticals, Inc. | Firestone Karen | Dir | P - Purchase | $13.51 | +3,800 | 66.9K | +6% | +$51.3K | |
| 2025-12-23 | 2025-12-23 | AMLX | Amylyx Pharmaceuticals, Inc. | Firestone Karen | Dir | P - Purchase | $12.45 | +8,100 | 63.1K | +15% | +$100.8K | |
| 2024-09-09 | 2024-09-05 | AMLX | Amylyx Pharmaceuticals, Inc. | Firestone Karen | Dir | P - Purchase | $2.13 | +50.0K | 55.0K | +1,000% | +$106.5K | |
| 2023-12-19 | 2023-12-15 | AMLX | Amylyx Pharmaceuticals, Inc. | Firestone Karen | Dir | P - Purchase | $14.97 | +4,000 | 5,000 | +400% | +$59.9K | |
| D | 2023-03-20 | 2023-03-16 | AMLX | Amylyx Pharmaceuticals, Inc. | Firestone Karen | Dir | P - Purchase | $31.99 | +1,000 | 1,000 | New | +$32.0K |
Purchase Sale Sale after option exercise All abbreviations