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

A later amendment corrects this filing, so the terms on this page may be out of date. See the latest version (2026-10-16) →

What happened

AMENDMENT REPORT (Report) Moadata Co., Ltd. Date: July 24, 2026

1. Disclosure document subject to amendment: Material event report (decision to redeem own convertible bonds early) 2. Original filing date of the disclosure document subject to amendment: July 10, 2026

3. Amendments Item 8. Acquisition amount - payment (scheduled) date Reason for amendment: Amendment due to a change in the terms of the transfer agreement Before amendment: July 24, 2026 After amendment: August 11, 2026

Item 15. Other matters for reference in investment decisions Before amendment [Note 1]: The above acquisition decision date is the board resolution date. The above ratio of shares to be issued upon conversion to total shares outstanding is calculated based on the current total issued shares of 36,381,379.

After amendment [Note 2]: The above acquisition decision date is the board resolution date. The above ratio of shares to be issued upon conversion to total shares outstanding is calculated based on the current total issued shares of 36,381,379. - Payment schedule: 2026.07.24 KRW 16,250,000 (coupon interest); 2026.07.28 KRW 350,000,000 (down payment); 2026.08.11 KRW 3,066,816,000 (balance). - Additional joint and several guarantee due to the change in payment date: 1) assets (deposits, receivables, subsidiary shares) KRW 6.8 billion; 2) own bonds (7th CB, 8th BW) KRW 11.25 billion; 3) related-party shares KRW 0.59 billion; 4) land and buildings (7 properties) KRW 6.793 billion.

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[Original report, as originally filed]

Material event report / Matters subject to KRX reporting obligation To: Financial Services Commission / Korea Exchange Date: July 10, 2026

Company name: Moadata Co., Ltd. CEO: Han Sang-jin Head office: Room 810, 46 Dallaenae-ro, Sujeong-gu, Seongnam-si, Gyeonggi-do (Siheung-dong, Seongnam Global Convergence Center) Phone: 070-4099-5131 Website: http://www.moadata.ai Preparer: (Title) Head of Management Administration Division (Name) Lee Geon-woong (Phone) 070-4187-2057

Decision to redeem own convertible bonds before maturity

1. Type of bonds Series: 11 Type: Unregistered, interest-bearing, unsecured private placement convertible bonds

2. Bond issue date: July 24, 2025 3. Bond issuance method: Private placement 4. Bond maturity date: July 24, 2029 5. Total face (electronically registered) amount of bonds (KRW): 5,000,000,000 6. Face (electronically registered) amount of bonds to be acquired (KRW): 3,250,000,000 7. Acquisition decision date: July 10, 2026

8. Acquisition amount Amount (KRW): 3,433,066,000 Basis for calculation: Principal and interest Payment (scheduled) date: August 11, 2026 Source of acquisition funds: Own funds and borrowings

9. Acquisition method: Over-the-counter purchase 10. Reason for acquisition before maturity: Early acquisition of bonds pursuant to a redemption agreement 11. Future handling plan: To be decided via future board resolution, including retirement or resale

12. Matters relating to conversion Conversion ratio (%): 100 Conversion price as of the report date (KRW/share): 1,379 Type of shares to be issued upon conversion: Moadata Co., Ltd. common shares Number of shares: 2,356,780 Ratio to total shares outstanding (%): 6.48 Conversion request period: Start date July 24, 2026; End date June 24, 2029

13. Remaining face (electronically registered) balance of bonds after acquisition (KRW): 1,750,000,000 14. Subject to Fair Trade Commission reporting: Not applicable 15. Other matters for reference in investment decisions: - The above acquisition decision date is the board resolution date. - The above ratio of shares to be issued upon conversion to total shares outstanding is calculated based on the current total issued shares of 36,381,379. - Payment schedule: 2026.07.24 KRW 16,250,000 (coupon interest); 2026.07.28 KRW 350,000,000 (down payment); 2026.08.11 KRW 3,066,816,000 (balance). - Additional joint and several guarantee due to the change in payment date: 1) assets (deposits, receivables, subsidiary shares) KRW 6.8 billion; 2) own bonds (7th CB, 8th BW) KRW 11.25 billion; 3) related-party shares KRW 0.59 billion; 4) land and buildings (7 properties) KRW 6.793 billion.

[Matters relating to the seller] Seller name: QCP New Technology Investment Association No. 28 Relationship with the company or largest shareholder: Bondholder Selection process: - Transaction history and plans within 6 months before/after the acquisition decision: - Face amount of bonds sold (KRW): 3,250,000,000 Remarks: -

[Where the seller includes a corporation or organization] (1) Basic information on the corporation or organization QCP New Technology Investment Association No. 28: number of investors (persons) 10; CEO (representative member) Q Capital Partners Co., Ltd. 20%; operating member (managing partner) Q Capital Partners Co., Ltd. 20%; largest shareholder (largest investor) Q Capital Partners Co., Ltd. 20%

(2) Key financial matters of the corporation or organization for the most recent fiscal year (unit: KRW million) Fiscal year 2025, 3rd fiscal period: total assets 25,724; revenue 927; total liabilities 83; net income -213; total equity 25,641; external auditor Yale Accounting Corporation; capital stock 26,339; audit opinion Unqualified