• Bigwave Robotics executive Hong Ji-mok acquired 1,842 common shares through stock option exercise on Oct. 12, 2026.
• The acquisition price was 5,272 won per share, bringing his stake to 0.02% as of Oct. 21.

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. Bigwave Robotics Corp. 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: 20261021000376), on October 21, 2026, and is solely responsible for the information contained therein.