Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 4 years
- Director since
- 2023
4 years of board service in total across 1 board, counting each seat separately. Longest: Amylyx Pharmaceuticals Inc., 3 years.
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
Amylyx Pharmaceuticals Inc. June 5, 202563.9%
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Aug 31, 2026 | Amylyx Pharmaceuticals Inc. | Option exercise | +25,000 | $1.76 | $44,000 |
| Aug 31, 2026 | Amylyx Pharmaceuticals Inc. | Option exercise | +25,000 | $5.05 | $126,250 |
| May 21, 2026 | Amylyx Pharmaceuticals Inc. | Open-market purchase | +3,800 | $13.51 | $51,338 |
| Dec 23, 2025 | Amylyx Pharmaceuticals Inc. | Open-market purchase | +8,100 | $12.45 | $100,845 |
| Sep 5, 2024 | Amylyx Pharmaceuticals Inc. | Open-market purchase | +50,000 | $2.13 | $106,500 |
| Dec 15, 2023 | Amylyx Pharmaceuticals Inc. | Open-market purchase | +4,000 | $14.97 | $59,880 |
| Mar 16, 2023 | Amylyx Pharmaceuticals Inc. | Open-market purchase | +1,000 | $31.99 | $31,990 |
Questions about Karen Firestone
What boards is Karen Firestone on?
Karen Firestone sits on the board of Amylyx Pharmaceuticals Inc.
How long has Karen Firestone served on boards?
Our records show at least 4 years of board service across 1 board, the earliest from 2023.
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