UMC files Form 3 as CHRO, VP Yen Hung — Yu reports 339,682 common shares beneficially owned

UMC CHRO and VP Yen Hung-Yu reported direct ownership of 339,682 common shares in an initial SEC filing dated Sept. 11, 2026. Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. UMC — United Microelectronics Corporation published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001193125-26-395009), on September 18, 2026, and is solely responsible for the information contained therein. (C)