Duoback flagged for delisting review by Korea Exchange

• Duoback was designated for a KOSDAQ substantive listing eligibility review, raising the risk of delisting.
• The exchange will decide on delisting or a remediation period within 20 business days, by Nov. 3, 2026.
• A management improvement plan filed within 15 business days, by Oct. 27, 2026, resets the 20-day decision window.
• If eligibility is affirmed, the exchange plans to lift the trading halt on the company’s shares.
• A delisting decision can be appealed within 15 business days; the KOSDAQ Market Committee would rule within 20 business days.

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. Duoback 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: 20261002900770), on October 02, 2026, and is solely responsible for the information contained therein.