• Shin Dong Youn’s group kept its Youlchon Chemical stake unchanged at 14,053,881 shares, equal to 56.66%, as of Oct. 7.
• Shares under key contracts fell to 3,300,729 shares, or 13.30%, from 3,687,989 shares, or 14.86%.
• The change reflected a release of tax-payment collateral, reducing pledged holdings without altering overall ownership.

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. Youlchon Chemical 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: 20261007000369), on October 07, 2026, and is solely responsible for the information contained therein.