• Clean & Science set a KRW 1 billion buyback of 313,479 common shares via open-market purchases on KOSDAQ.
• Purchases run from Sept. 29, 2026 to Dec. 28, 2026, targeting share-price support and shareholder returns.
• Samsung Securities will execute the program; daily buy orders capped at 31,347 shares.

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. Clean & Science 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: 20260928000182), on September 28, 2026, and is solely responsible for the information contained therein.