Form 4 Filing for John Oyler

John Oyler, Chief Executive Officer of BeOne Medicines Ltd., reported the sale of 1650 American Depositary Shares (ADS) on June 16, 2026, at a weighted average price of $264.87. Further sales included 1710 ADS at a weighted average price of $265.99 and 333 ADS at a weighted average price of $266.69. These transactions were part of a mandatory tax withholding due to the vesting of restricted share units. Oyler retains significant holdings in ordinary shares, with various amounts held directly and indirectly through trusts and investment vehicles, some of which he disclaims beneficial ownership. Each ADS represents 13 ordinary shares. The sales were executed under a restricted share unit award agreement with provisions for accelerated vesting under certain conditions.