Material event report (decision to redeem own convertible bonds early)

What happened

Material event report filed with the Financial Services Commission and Korea Exchange, dated August 24, 2026. Company name: Nexa Dynamics Co., Ltd. Representative directors: Lee Jeong-ju, Shin Dong-hui Head office address: 25 MTV26-ro 58beon-gil, Siheung-si, Gyeonggi-do (Jeongwang-dong) Phone: 031-433-4711 Website: http://www.nexadynamics.kr Preparer: Representative Director Shin Dong-hui, Phone: 031-433-4711

Decision to redeem own convertible bonds before maturity

1. Type of bond: Series 3, bearer, interest-coupon, unsecured, privately placed convertible bonds 2. Bond issue date: May 30, 2025 3. Bond issuance method: Private placement 4. Bond maturity date: May 30, 2028 5. Total face value (electronically registered) of the bonds (KRW): 15,100,000,000 6. Face value (electronically registered) of the bonds to be acquired (KRW): 4,500,000,000 7. Acquisition decision date: August 24, 2026 8. Acquisition amount Amount (KRW): 4,770,356,554 Basis of calculation: (Expected) date of principal and interest payment: September 30, 2026 Source of acquisition funds: Own funds 9. Acquisition method: Over-the-counter purchase 10. Reason for acquisition before maturity: Agreement with the bondholders 11. Future handling plan: To be decided by the board of directors (resale or cancellation) 12. Conversion details Conversion ratio (%): 100 Conversion price as of the report date (KRW/share): 1,775 Type of shares to be issued upon conversion: Common registered shares of Nexa Dynamics Co., Ltd. Number of shares: 2,535,211 Ratio to total shares (%): 7.87 Conversion request period: Start date May 30, 2026; end date April 30, 2028 13. Remaining face value (electronically registered) of the bonds after the acquisition (KRW): 6,000,000,000 14. Whether subject to Fair Trade Commission reporting: Not applicable 15. Other matters for reference in investment decisions - "7. Acquisition decision date" above is the board resolution date for this bond acquisition. - The acquired bonds may be cancelled or resold after being acquired before maturity; no concrete handling plan has been discussed to date. A final decision will be made through a future board resolution.

[Matters Concerning the Sellers] Seller name | Relationship with the Company or largest shareholder | Basis for selection | Transaction history and plans within 6 months before/after the acquisition decision | Face value of bonds sold (KRW) | Remarks Sangsangin Savings Bank Co., Ltd. | - | A bondholder of this bond | - | 2,250,000,000 | - Sangsangin Plus Savings Bank Co., Ltd. | - | A bondholder of this bond | - | 2,250,000,000 | -