• Bolak Chairman Chung Kie Ryun increased his stake to 26.38% from 26.16%.
• His holdings rose by 130,000 shares to 15,799,700 shares.
• He bought 30,000 common shares on Oct. 28, 2026, at KRW 982 per share.
• A further 100,000 common shares were purchased on Nov. 2, 2026, at KRW 975 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. Bolak 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: 20261103000244), on November 03, 2026, and is solely responsible for the information contained therein.