[Amended] Decision to acquire shares/equity in another company

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Alpha AI Co., Ltd. / Decision to acquire shares and equity securities in another company (withdrawal)

Amendment Report Amendment date: 2026-08-20

1. Disclosure document subject to amendment: Decision to acquire shares and equity securities in another company 2. Filing date of the disclosure document subject to amendment: 2026.01.27 3. Reason for amendment: Amendment following withdrawal of the in-kind-payment convertible bond issuance 4. Amendments

Item 1. Issuing company, Before: Company name (nationality) NGW Co., Ltd.; Representative director In-su Jeon; Capital stock (KRW) 17,043,019,000; Total shares issued 34,086,038; Principal business - Hydrogen business. After: Company name (nationality) -; Representative director -; Capital stock (KRW) -; Total shares issued -; Principal business -.

Item 2. Acquisition details, Before: Number of shares acquired 2,500,000; Acquisition amount (KRW) 5,000,000,000; Equity capital (KRW) 36,335,943,192; Ratio to equity capital (%) 13.76. After: Number of shares acquired -; Acquisition amount (KRW) -; Equity capital (KRW) -; Ratio to equity capital (%) -.

Item 3. Shares owned and equity ratio after acquisition, Before: Number of shares owned 2,500,000; Equity ratio (%) 7.33. After: Number of shares owned -; Equity ratio (%) -.

Item 4. Acquisition method, Before: In-kind payment via issuance of 19th-series convertible bonds. After: -.

Item 5. Purpose of acquisition, Before: Business expansion. After: -.

Item 6. Scheduled acquisition date, Before: 2026-08-25. After: -.

Item 7. Whether subject to filing of a material event report for asset acquisition, Before: Total assets as of the end of the most recent fiscal year (KRW) 65,791,538,498; Acquisition price / total assets (%) 7.60. After: Acquisition price / total assets (%) -.

13. Other matters for reference in investment decisions 1) The capital stock and total shares issued of the issuing company in 1. above are as of 2025.12.31. 2) The equity capital in the acquisition details in 2. above is based on the consolidated financial statements for year-end 2024, reflecting changes in capital stock and capital surplus after the end of the most recent fiscal year. 3) The scheduled acquisition date in 6. above is the convertible bond issuance date. 4) The total assets as of the end of the most recent fiscal year in 7. above are based on the consolidated financial statements for year-end 2024. 5) The summary financial status of the issuing company below is for 2025, 2024 and 2023. - [Summary financial status of the issuing company] [omitted from disclosure] - [Matters concerning the counterparty] Yun-man Oh and 6 others

Decision to Acquire Shares and Equity Securities in Another Company 1. Issuing company: Company name (nationality) -; Representative director -; Capital stock (KRW) -; Relationship with the company -; Total shares issued -; Principal business - Whether new shares were acquired through third-party placement within the preceding 6 months: No 2. Acquisition details: Number of shares acquired -; Acquisition amount (KRW) -; Equity capital (KRW) -; Ratio to equity capital (%) -; Whether a large enterprise - Not applicable 3. Shares owned and equity ratio after acquisition: Number of shares owned -; Equity ratio (%) - 4. Acquisition method: - 5. Purpose of acquisition: - 6. Scheduled acquisition date: - 7. Whether subject to filing of a material event report for asset acquisition: Not applicable; Total assets as of the end of the most recent fiscal year (KRW) -; Acquisition price / total assets (%) - 8. Whether this constitutes a backdoor listing: No; Plans for third-party-placement capital increases, etc. within the next 6 months: No 9. Whether the issuing company (the other company) meets backdoor-listing requirements: Not applicable 10. Board resolution date (decision date): -; Outside directors in attendance: Present -, Absent -; Statutory auditor (audit committee member) in attendance: Absent 11. Whether subject to filing with the Fair Trade Commission: Not applicable 12. Whether a put option or similar contract has been entered into: No; Contract details: - 13. Other matters for reference in investment decisions - [Summary financial status of the issuing company] (Unit: KRW million) Category: Total assets, Total liabilities, Total equity, Capital stock, Revenue, Net income, Current year: -, -, -, -, -, -; Prior year: -, -, -, -, -, -; Year before that: -, -, -, -, -, -