Sinjin SM CEO Kim Eun-ju lifts stake by 500 shares to 14.05%###

• Sinjin SM CEO Kim Eunju raised her stake by 500 common shares to 2,459,569 as of Sept. 23, 2026.
• Holding stayed at 14.05% of outstanding shares, based on 17,503,204 shares issued.
• Transaction was an on-market purchase settled on Sept. 17 at KRW 1,500 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. Sinjin SM 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: 20260923000586), on September 23, 2026, and is solely responsible for the information contained therein.