OPTRONTEC Non-Registered Executive Jeong Dae-hyeon Increases Stake to 0.28% via Open Market Purchases

Jeong Dae-hyeon, President of OPTRONTEC, acquired a total of 25,000 shares through open market purchases from July 14 to 16, 2026, raising his holdings from 75,000 to 100,000 shares and increasing his ownership from 0.21% to 0.28%.
The purchase prices ranged from 1,576 to 1,883 won per share, slightly below the recent closing price of 1,950 won.
This report signals a voluntary stake increase by a non-registered executive, reflecting management confidence in the company's value.
[AI Summary]Although the insider buying is small in scale, it is a positive signal of management confidence and does not affect the company's capital structure or dividend policy.