YD Bio Ltd
YDESNasdaqHealthcare · Services-Medical Laboratories · E9 · SEC filings ↗ · Compare ⊕
View price & chart on Yahoo Finance ↗Financials
SEC XBRL · annualNo structured XBRL financials available (common for pre-2009 filers, foreign issuers, or companies that never reported as a US public company).
5%+ owners
SEC Schedule 13D / 13G · last 3 yrs- Shen Ethan PhdPassive (13G)Feb 17, 2026
Holders who disclosed a 5%+ stake. 13D signals intent to influence or control; 13G is a passive holding. Latest filing per holder — open it for the exact stake.
Insider transactions
SEC Form 4 · most recent| Insider | Date | Type | Shares | Price |
|---|---|---|---|---|
| Lu Shao-TaDirector | Mar 31, 2026 | Option exercise | 2,081 | — |
Headline trade per Form 4 (officers, directors, 10%+ owners). Buy/sell read from the filing's structured data — blank where a field isn't cleanly tagged.
Short interest
FINRA · bi-monthly| Settlement | Shares short | Days to cover | Δ vs prior |
|---|---|---|---|
| May 15, 2026 | 15,774 | 3.1 | -27.9% |
| Apr 30, 2026 | 21,864 | 1.0 | -4.6% |
| Apr 15, 2026 | 22,929 | 1.1 | -7.5% |
| Mar 31, 2026 | 24,795 | 1.0 | -31.3% |
| Mar 13, 2026 | 36,086 | 3.7 | -7.0% |
Shares sold short as reported to FINRA. Days-to-cover = short shares ÷ average daily volume — higher means more potential squeeze pressure.
Recent SEC filings
All filings ↗- EFFECTMay 29, 2026
- POS AMPOST-EFFECTIVE AMENDMENT NO. 1 TO FORM F-1May 26, 2026
- 6-KREPORT OF FOREIGN PRIVATE ISSUERMay 1, 2026
- 20-FANNUAL REPORTApr 30, 2026
- 3/AApr 20, 2026
- 4Apr 2, 2026
- 4Apr 2, 2026
- 3Apr 2, 2026
- 3Apr 2, 2026
- 3Mar 30, 2026
- 3Mar 27, 2026
- 3Mar 26, 2026
- 3Mar 18, 2026
- 424B3PROSPECTUS SUPPLEMENTFeb 27, 2026
- 6-KREPORT OF FOREIGN PRIVATE ISSUERFeb 26, 2026
Event-driven situations (1)
Spot an error in this record? Report it. Every correction is verified against the source filing before we change anything.