Form4.ai tracks every SEC insider trade in real time. See every YDES insider filing with a free account — no card.
See every YDES insider filing — free account, no card.
Free accountYD Bio Ltd (YDES) has 5 SEC Form 4 insider filings on record in the last 90 days. That includes 3 insider purchases totalling $129K. Most recent filing: Oct. 6, 2026.
Open-market value, last 90 days
Form 4 filings by type, last 90 days
| Date | Insider | Trade | Value | Price since buy |
|---|---|---|---|---|
| Oct 6, 2026 SEC filing | Chang Kochi Director | Option exercise | — | — |
| Oct 6, 2026 SEC filing | Lu Shao-Ta Director | Option exercise | — | — |
| Sep 16, 2026 SEC filing | Shen Ethan PhD CEO | Bought | $48,895 | +58.4% 30D |
Create a free account to see all 5 YDES filings from the last 90 days. No card needed.
Create free accountWant YDES insider buys the moment they're filed, with Telegram alerts? Try Pro free for 7 days
Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.