Every Form 4 that YD Bio Ltd (YDES) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow YDES and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full YDES filings page.
YD Bio Ltd (YDES) director and CEO Dr. Ethan Shen reported an open-market purchase of 3,100 Ordinary Shares on September 9, 2026 at a weighted average price of $3.93 per share, executed in multiple transactions between $3.80 and $4.09. After this purchase, he holds 11,245,631 Ordinary Shares directly and additional shares indirectly through a trust structure of which he is the beneficial owner.
YD Bio Ltd (YDES) director and CEO Dr. Ethan Shen reported purchasing 18,378 Ordinary Shares on September 4, 2026, in the open market at a weighted average price of $3.67 per share, with individual trade prices ranging from $3.50 to $3.70.
After this transaction, Dr. Shen holds 11,242,531 Ordinary Shares directly and 43,120,858 Ordinary Shares indirectly through YD Biopharma Holding Limited and related trust entities, of which he is the beneficial owner. No Rule 10b5-1 trading plan is reported.
YD Bio Ltd director Lu Shao-Ta reported equity compensation activity and updated share holdings. On June 30, 2026, he exercised 5,749 restricted share units (RSUs) into 5,749 ordinary shares at a stated price of $0.00 per share and received a new grant of 5,749 RSUs.
The RSUs relate to a March 31, 2026 award under the YD Bio Limited Equity Incentive Plan with an aggregate target grant date fair value of $60,000, vesting in four equal quarterly installments based on a seven‑day volume‑weighted average price. Following these transactions, Lu holds 7,830 ordinary shares directly and 51,151 ordinary shares indirectly through his spouse.
YD Bio Ltd director Chang Kochi reported equity compensation activity involving Restricted Share Units (RSUs) and ordinary shares. On June 30, 2026, Kochi exercised 5,749 RSUs into the same number of ordinary shares at a stated price of $0.0000 per share, increasing direct holdings to 7,830 ordinary shares.
On the same date, Kochi also received a new grant of 5,749 RSUs with each RSU representing one ordinary share of YD Bio Ltd. According to the equity plan, the RSUs relate to a target aggregate grant date fair value of $60,000, vesting in four equal quarterly installments determined using a seven trading-day volume-weighted average price.
YD Bio Ltd director Lu Shao-Ta reported equity compensation activity involving restricted share units (RSUs) that settled into ordinary shares. On March 31, 2026, he received 2,081 RSUs for no cash cost, each representing a right to one ordinary share. The same day, these RSUs were exercised and converted into 2,081 ordinary shares at a conversion price of $0.00 per share, leaving him with 2,081 ordinary shares from this grant and no remaining RSUs from this tranche. The award is part of a broader $60,000 RSU grant under YD Bio’s equity incentive plan, scheduled to vest in four equal quarterly installments based on the stock’s seven‑day volume‑weighted average price before each vesting date.
YD Bio Ltd director Chang Kochi reported equity compensation activity involving restricted share units. On March 31, 2026, Kochi received 2,081 restricted share units, each representing a right to one ordinary share.
The same day, 2,081 RSUs were exercised and converted into 2,081 ordinary shares at a price of $0.0000 per share, leaving 2,081 ordinary shares held directly after the transactions. The award was granted under the YD Bio Limited Equity Incentive Plan with an aggregate target grant date fair value of $60,000, vesting in four equal quarterly installments of $15,000 each based on a seven trading-day volume-weighted average price.