Rznomics’ Lee Seong — Wook and Related Parties’ Combined Stake Falls to 23.87%

Seong-Wook Lee's group increased Rznomics holdings by 2,000 to 6,931,996 shares and related instruments as of October 15, 2026. The group's total stake slipped to 23.87% from 23.9%; its voting-share stake rose to 21.54% from 21.33%. Executives' market purchases drove the net increase; stock option exercises lifted voting-share holdings. 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. Rznomics Inc. 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: 20261015000166), on October 15, 2026, and is solely responsible for the information contained therein. (C)