[Amended] Merger decision (subsidiary)

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Daou Data / Merger Decision (Material Matter of Subsidiary) / (2026.08.11) Merger Decision (Material Matter of Subsidiary)

Amendment Report (Notification) Amendment date: 2026-08-11

1. Disclosure document being amended: Merger Decision (Material Matter of Subsidiary) 2. Filing date of the disclosure document being amended: 2026-06-02 3. Reason for amendment: Correction of a unit error in the merger counterparty's recent-year financial figures 4. Amendment details

Item: 6. Merger counterparty - recent-year financial figures (KRW million) Before amendment: Total assets: 1,144,133,260; Total liabilities: 452,682,454; Total equity: 691,450,806; Capital: 113,205,000; Revenue: 569,724,091; Net income: 711,465 After amendment: Total assets: 1,144; Total liabilities: 453; Total equity: 691; Capital: 113; Revenue: 570; Net income: 1

Merger Decision (Material Matter of Subsidiary): Report of a material management matter of subsidiary Daou Technology Inc.

1. Merger method: Daou Technology Inc. absorbs and merges WiseTracker Co., Ltd. - Surviving company: Daou Technology Inc. - Dissolving company: WiseTracker Co., Ltd. 2. Purpose of merger: Enhancing management efficiency and strengthening business competitiveness 3. Merger ratio: 0.000000 4. Basis for the merger ratio: The merging company, Daou Technology Inc., owns 100% of the shares of the merged company, WiseTracker Co., Ltd., and because the merging company does not issue new shares for the shares of the merged company at the time of the merger, the merger ratio was calculated as 1:0. - Corporate value: Surviving company -; Dissolving company - 5. Type and number of merger new shares (shares): Common stock -; Preferred stock - 6. Merger counterparty - Company name: WiseTracker Co., Ltd. (Wisetracker) - Main business: Advertising performance analysis and personalized marketing services - Relationship with the company: Subsidiary - Recent-year financial figures (KRW million): Total assets 1,144; Capital 113; Total liabilities 453; Revenue 570; Total equity 691; Net income 1 7. Newly established merged company: Company name -; Capital (KRW) -; Main business - 8. Merger schedule - Scheduled general shareholders' meeting date: - - Old share certificate submission period: Start -; End - - Creditor objection period: Start 2026-07-06; End 2026-08-07 - Merger effective date: 2026-08-10 - Scheduled merger registration date: 2026-08-11 - Scheduled new share certificate delivery date: - 9. Appraisal rights matters: - 10. Board resolution date (decision date): 2026-06-02 - Outside directors' attendance: Present 2; Absent 0 - Auditor (audit committee) attendance: Present 11. Future plans for corporate restructuring: As of the filing date of this report, there are no confirmed plans for corporate restructuring being pursued or planned following completion of the merger. 12. Other matters material to investment decisions (a) This merger is a small-scale merger under Article 527-3 of the Commercial Act, so appraisal rights are not granted, and merger approval is replaced by board approval. (b) This merger is being pursued as a small-scale merger, and under Article 527-3(4) of the Commercial Act, if shareholders holding 20/100 or more of the surviving company's total issued shares give written notice of their objection to the merger within two weeks from the date of the merger public notice, this merger agreement will lose its effect. (c) The recent-year financial figures of the "6. Merger counterparty" above are based on the financial statements as of the end of fiscal year 2025. (d) If, between the date the merger agreement is signed and the merger effective date (or the deadline set in the merger agreement), a material change occurs in the property or management condition of Daou Technology Inc. or WiseTracker Co., Ltd. due to force majeure or other causes, such that this merger process cannot continue, the merger parties may, by mutual agreement, change the terms of the merger or terminate this agreement. (e) The above merger schedule is the expected schedule as of the time of this disclosure and may change depending on consultation with and approval by relevant authorities and the company's circumstances.

Related disclosure: - Related disclosure regulation: Financial Investment Services and Capital Markets Act

[Matters Concerning the Subsidiary] Subsidiary name: Daou Technology Inc. English name: Daou Technology Inc. - Representative: Kim Yun-deok - Main business: IT business including solution supply, SI, and internet services - Whether a major subsidiary: Applicable - Subsidiary's total assets (KRW): 82,950,227,249,756 - Parent company's consolidated total assets (KRW): 83,638,241,038,415 - Ratio to parent company's consolidated total assets (%): 99.18