Change of largest shareholder

What happened

Ajin Electronic Components / Change of largest shareholder / (2026.07.16) Change of largest shareholder

Change of largest shareholder

1. Details of the change Largest shareholder before the change: Woosin Industrial Co., Ltd.; Shares held: 6,769,302; Ownership (%): 13.73 Largest shareholder after the change: Ajin Kaintech Co., Ltd.; Shares held: 6,867,046; Ownership (%): 13.93

2. Reason for the change: As Ajin Kaintech Co., Ltd. acquired additional shares through on-market purchases, the largest shareholder changed from Woosin Industrial Co., Ltd. to Ajin Kaintech Co., Ltd.

3. Purpose of the equity acquisition: Acquisition of equity to secure stable management control over the issuer and to strengthen governance among affiliated companies - Method of funding the acquisition: Own funds - Plan for appointment/dismissal of executives after the acquisition: Not applicable

4. Date of change: 2026-07-16

5. Date of confirmation of change: 2026-07-16

6. Other matters for reference in investment decisions - The "5. Date of confirmation of change" above is based on Ajin Kaintech Co., Ltd.'s share purchase record as of 2026-07-16.

* Related disclosures: -

[Detailed change] Name (corporation): Relationship; Before the change - shares held, ownership (%); After the change - shares held, ownership (%); Note Woosin Industrial Co., Ltd.: Largest shareholder before the change; Before: 6,769,302 shares, 13.73%; After: 6,769,302 shares, 13.73%; Note: affiliate Ajin Kaintech Co., Ltd.: Largest shareholder after the change; Before: 6,667,608 shares, 13.52%; After: 6,867,046 shares, 13.93%; Note: affiliate Seo Jung-ho: Related party of the largest shareholder after the change; Before: 5,360,140 shares, 10.87%; After: 5,360,140 shares, 10.87%; Note: executive of the issuer Seong Yeong-ju: Related party of the largest shareholder after the change; Before: 182,970 shares, 0.37%; After: 182,970 shares, 0.37%; Note: executive of an affiliate Seo Eun-ji: Related party of the largest shareholder after the change; Before: 83,952 shares, 0.17%; After: 83,952 shares, 0.17%; Note: executive of an affiliate Seo Jun-su: Related party of the largest shareholder after the change; Before: 52,950 shares, 0.11%; After: 52,950 shares, 0.11%; Note: executive of an affiliate