Ethan Shen Ph.D.
CEO at YD Bio Limited
Sits on 2 boards. Last updated September 28, 2026
Time on boards
- Boards served
- 2
- Current seats
- 2
- Board service
- 9 months
- Director since
- 2026
9 months of board service in total across 2 boards, counting each seat separately. Longest: YD Bio Limited, 6 months.
YD Bio Limited
Director · CEO
SL Science Holding Limited
Director · Chief Technology Officer
Chief executive roles
YD Bio Limited
· CEO
Since March 2026
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 |
|---|---|---|---|---|---|
| Sep 14, 2026 | YD Bio Limited | Open-market purchase | +12,700 | $3.85 | $48,895 |
| Sep 9, 2026 | YD Bio Limited | Open-market purchase | +3,100 | $3.93 | $12,183 |
| Sep 4, 2026 | YD Bio Limited | Open-market purchase | +18,378 | $3.67 | $67,447 |
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