Choil Aluminum Major Shareholder Stake Slightly Increases by 0.03% via Open Market Purchase by Relative

According to the major shareholder change report of Choil Aluminum, relative Lee Jae-seop acquired an additional 40,000 shares through open market purchase on July 20, 2026, increasing his holdings from 365,000 to 405,000 shares.
Consequently, the total stake of the major shareholder and related parties rose slightly from 42.27% to 42.30%, an increase of 0.03 percentage point relative to total outstanding shares of 126,631,721.
This change results from a routine open market purchase with no material impact on the company's capital structure or control.
[AI Summary]This disclosure is a periodic report of a minor insider purchase by a major shareholder's relative. The 0.03% increase in stake does not affect stock price or corporate value. Investors may view this as a routine confirmation of management stability with no financial significance.