Form 4 Filing for Uang Du-Tsuen

This filing details transactions made by Uang Du-Tsuen, Chief Administration Officer of ASE Technology Holding Co., Ltd. (ASX). On June 18, 2026, 3000 ordinary shares were disposed of at a price of 611 New Taiwan Dollars per share, resulting in 775000 shares remaining. On June 22, 2026, an additional 5000 ordinary shares were disposed of at 667 New Taiwan Dollars per share, leaving 770000 shares. The final transaction reported occurred on June 23, 2026, with the disposal of 3000 ordinary shares at 697 New Taiwan Dollars per share, bringing the total shares owned to 767000. All transactions were marked as direct ownership.