Ownership Filing for ON SEMICONDUCTOR CORP

This filing details the ownership of ON SEMICONDUCTOR CORP (ON) by Achyut Shah, Group President, PSG. The filing, dated May 15, 2026, indicates that Mr. Shah directly owns 15,207 shares of Common stock. A portion of these shares are represented by time-based restricted stock units granted on May 14, 2026, which vest in three equal installments starting on the first anniversary of the grant date, contingent upon continued employment. Hope M. Spencer is signing on behalf of the Reporting Person under a Power of Attorney.