• Reyon Pharmaceutical’s controlling shareholder group cut its stake in Ilyon Pharmaceutical to 10,006,691 shares from 10,105,310.
• Ownership fell to 53.84% from 54.37% as related party Yoo Jeong-min sold 98,619 shares off-market on Sept. 18, 2026.
• The sale price was 10,140 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. Reyon Pharmaceutical 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: 20260928000328), on September 28, 2026, and is solely responsible for the information contained therein.