Form 3 Filing for Chia Chung Yung

This filing reports that Chia Chung Yung, President of Business Group at CHUNGHWA TELECOM CO LTD (CHT), has 61053.43 shares of common stock directly owned following a transaction on March 17, 2026. The filing specifies that no securities were owned prior to this report, and Chia Chung Yung is not considered a ten percent owner, director, or other reporting individual besides being an officer.