Wang Lai Sells 1,367 ADS Shares in BeOne Medicines for Tax Withholding

This Form 4 filing reports that Wang Lai, President and Global Head of R&D at BeOne Medicines Ltd., sold 1,367 American Depositary Shares (ADS) on June 8, 2026, for tax withholding purposes related to vesting restricted share units. The sales were executed at weighted average prices of $269.3426 for 1,327 shares and $270.73 for 40 shares, totaling approximately $368,000. Following the transactions, Wang Lai no longer holds any ADS directly but maintains significant indirect ownership through 601,965 ordinary shares held by Wang Holdings LLC and direct ownership of 1,601,288 ordinary shares. The filing also discloses Wang's participation in the company's RMB Shares Employee Participation Plan related to the STAR Market offering in China, though he disclaims beneficial ownership of those shares for Section 16 purposes.