• Qualitas Semiconductor executive Kyung Il-hyun increased his stake to 0.41% from 0.33%, bringing his holdings to 57,503 common shares.
• He purchased 11,385 common shares through three open-market transactions dated Oct. 23–30, 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. Qualitas Semiconductor Co. Ltd. published the original content used to generate this news brief via DART, the regulatory disclosure system operated by the South Korea Financial Supervisory Service (FSS) (Ref. ID: 20261029000308), on October 29, 2026, and is solely responsible for the information contained therein.