Megan Faust, CFO of Amkor Technology, Sells 1,000 Shares Under Rule 10b5-1 Plan

Megan Faust, Chief Financial Officer of Amkor Technology, Inc. (AMKR), sold 1,000 shares of common stock on July 14, 2026, at a price of $69.91 per share. The transaction was executed pursuant to a Rule 10b5-1 trading plan that Faust had adopted on February 17, 2026. Following this sale, Faust's remaining ownership in Amkor Technology stands at 136,105 shares. As a Form 4 filing, this document reports insider transactions and demonstrates compliance with SEC regulations regarding pre-planned trading arrangements. The sale represents a routine transaction under a predetermined trading plan rather than discretionary market timing.