• GH Advanced Materials executive Kim Heebum disclosed a new 534-share stake, equal to 0.00% of outstanding shares, as of Oct. 6.
• The position was built through open-market purchases on Sept. 28-29 at prices of KRW 1,880 and KRW 1,899 per share.

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. GH Advanced Materials Inc. 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: 20261007000217), on October 07, 2026, and is solely responsible for the information contained therein.