Disclosure of Changes in Insider Shareholdings Due to Stock Split and Share Cancellation

A 1:10 stock split executed (face value from 500 won to 5,000 won per share) per resolution of the 17th regular general meeting of shareholders.
Self-share cancellation of 848,701 shares on March 31, 2026, reduced total outstanding shares from 43,970,124 to 43,121,423.
Further reduction of total outstanding shares from 43,121,423 to 4,312,142 due to the stock split on April 11, 2026.
Reporter's (executive/major shareholder) share count decreased due to split and cancellation, but ownership percentage remains unchanged.

Filing: Report on Ownership of Specific Securities by Executives and Major Shareholders
Company: HUMAX (115160)
Submission: Changsu Jeong
Receipt: 05-08-2026