Joel Lewis
President and CEO at Galectin Therapeutics Inc.
Sits on 1 board. Last updated September 28, 2026
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: Galectin Therapeutics Inc., 3 years.
Galectin Therapeutics Inc.
Director · President and CEO
Chief executive roles
Galectin Therapeutics Inc.
· President and CEO
Dates unknown
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 |
|---|---|---|---|---|---|
| Jan 6, 2026 | Galectin Therapeutics Inc. | Open-market sale | −37,698 | $3.58 | $134,959 |
| Jan 5, 2026 | Galectin Therapeutics Inc. | Open-market sale | −27,731 | $3.91 | $108,428 |
| Jan 2, 2026 | Galectin Therapeutics Inc. | Option exercise | +84,000 | — | — |
| Jan 2, 2026 | Galectin Therapeutics Inc. | Open-market sale | −18,571 | $4.20 | $77,998 |
| Dec 17, 2025 | Galectin Therapeutics Inc. | Option exercise | +7,829 | $2.86 | $22,391 |
| Dec 17, 2025 | Galectin Therapeutics Inc. | Open-market sale | −7,829 | $7.06 | $55,273 |
| Nov 18, 2025 | Galectin Therapeutics Inc. | Option exercise | +6,783 | $2.39 | $16,211 |
| Nov 18, 2025 | Galectin Therapeutics Inc. | Open-market sale | −6,783 | $6.15 | $41,715 |
| Nov 17, 2025 | Galectin Therapeutics Inc. | Option exercise | +15,680 | $2.39 | $37,475 |
| Nov 17, 2025 | Galectin Therapeutics Inc. | Open-market sale | −15,680 | $6.04 | $94,707 |
| Nov 10, 2025 | Galectin Therapeutics Inc. | Option exercise | +1,867 | $2.39 | $4,462 |
| Nov 10, 2025 | Galectin Therapeutics Inc. | Open-market sale | −1,867 | $6.03 | $11,258 |
| Nov 5, 2025 | Galectin Therapeutics Inc. | Option exercise | +200 | $2.39 | $478 |
| Nov 5, 2025 | Galectin Therapeutics Inc. | Open-market sale | −200 | $6.00 | $1,200 |
| Nov 4, 2025 | Galectin Therapeutics Inc. | Option exercise | +14,420 | $2.39 | $34,464 |
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