Wang Lai Sells American Depositary Shares Due to Tax Withholding

On June 23, 2026, Wang Lai, President and Global Head of R&D at BeOne Medicines Ltd., sold 1,068 American Depositary Shares (ADSs) due to mandatory tax withholding related to a restricted share unit award. The sale occurred at a price of $276.735 per ADS. Following the transaction, Mr. Lai no longer directly holds any ADSs. He continues to beneficially own 1,681,004 ordinary shares directly and an additional 601,965 ordinary shares indirectly through Wang Holdings LLC, which is controlled by Mr. Lai, his spouse, and a trust for their benefit. Mr. Lai also has an indirect economic interest in an indeterminable portion of RMB Shares held by an employee participation plan, though he disclaims beneficial ownership and control over these shares. Each ADS represents 13 ordinary shares.