YDESYD Bio Ltd
- Market cap
- $350.62M
- as of 2026-10-23
- Latest close
- $4.95
- as of 2026-10-23
- Sector
- Healthcare
- as of 2026-10-24
- Industry
- Biotechnology
- as of 2026-10-24
Cluster
No cluster in the last 90 days under the default rule (14d · ≥2 insiders · all roles).
Form 4 historysince 2026-04-02
| Insider | Traded | Filed | Type | Shares | Price | Value | Owned after | 10b5-1 plan | Filing |
|---|---|---|---|---|---|---|---|---|---|
| Chang Kochi | Sep 30 | Oct 6 | M | 3,135 | not reported | not reported | 10,965 | No | Form 4 |
| Chang Kochi | Sep 30 | Oct 6 | A · derivative | 3,135 | $0.00 | $0 | 3,135 | No | Form 4 |
| Chang Kochi | Sep 30 | Oct 6 | M · derivative | 3,135 | $0.00 | $0 | not reported | No | Form 4 |
| Lu Shao-Ta | Sep 30 | Oct 6 | M | 3,135 | not reported | not reported | 10,965 | No | Form 4 |
| Lu Shao-Ta | Sep 30 | Oct 6 | A · derivative | 3,135 | $0.00 | $0 | 3,135 | No | Form 4 |
| Lu Shao-Ta | Sep 30 | Oct 6 | M · derivative | 3,135 | $0.00 | $0 | not reported | No | Form 4 |
| Shen Ethan PhDCEO | Sep 14 | Sep 16 | P | 12,700 | $3.85 | Purchase +$48,895 | 11,258,331 | No | Form 4 |
| Shen Ethan PhDCEO | Sep 9 | Sep 10 | P | 3,100 | $3.93 | Purchase +$12,183 | 11,245,631 | No | Form 4 |
| Shen Ethan PhDCEO | Sep 4 | Sep 8 | P | 18,378 | $3.67 | Purchase +$67,447 | 11,242,531 | No | Form 4 |
| Chang Kochi | Jun 30 | Jul 1 | M | 5,749 | not reported | not reported | 7,830 | No | Form 4 |
| Chang Kochi | Jun 30 | Jul 1 | A · derivative | 5,749 | $0.00 | $0 | 5,749 | No | Form 4 |
| Chang Kochi | Jun 30 | Jul 1 | M · derivative | 5,749 | $0.00 | $0 | not reported | No | Form 4 |
| Lu Shao-Ta | Jun 30 | Jul 1 | M | 5,749 | not reported | not reported | 7,830 | No | Form 4 |
| Lu Shao-Ta | Jun 30 | Jul 1 | A · derivative | 5,749 | $0.00 | $0 | 5,749 | No | Form 4 |
| Lu Shao-Ta | Jun 30 | Jul 1 | M · derivative | 5,749 | $0.00 | $0 | not reported | No | Form 4 |
| Chang Kochi | Mar 31 | Apr 2 | M | 2,081 | not reported | not reported | 2,081 | No | Form 4 |
| Chang Kochi | Mar 31 | Apr 2 | A · derivative | 2,081 | $0.00 | $0 | 2,081 | No | Form 4 |
| Chang Kochi | Mar 31 | Apr 2 | M · derivative | 2,081 | $0.00 | $0 | not reported | No | Form 4 |
| Lu Shao-Ta | Mar 31 | Apr 2 | M | 2,081 | not reported | not reported | 2,081 | No | Form 4 |
| Lu Shao-Ta | Mar 31 | Apr 2 | A · derivative | 2,081 | $0.00 | $0 | 2,081 | No | Form 4 |
| Lu Shao-Ta | Mar 31 | Apr 2 | M · derivative | 2,081 | $0.00 | $0 | not reported | No | Form 4 |