Rights offering (paid-in capital increase) decision (subsidiary)

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Sphere / Rights Offering (Paid-in Capital Increase) Decision (Subsidiary's Material Management Matter) / (2026.08.10) Rights Offering (Paid-in Capital Increase) Decision (Subsidiary's Material Management Matter)

Rights Offering (Paid-in Capital Increase) Decision (Subsidiary's Material Management Matter)

Report on a material management matter of the subsidiary Sphere Nickel Cobalt Pte. Ltd. (Singapore)

1. Type and number of new shares Common shares (shares): 8,300,000 Preferred/other class shares (shares): -

2. Par value per share (KRW): 1,420.10

3. Total shares issued before the capital increase Common shares (shares): 69,470,000 Preferred/other class shares (shares): -

4. Purpose of financing Facility funds (KRW): - Business acquisition funds (KRW): - Operating funds (KRW): 11,786,830,000 Debt repayment funds (KRW): - Funds to acquire securities of other companies (KRW): - Other funds (KRW): -

5. Method of capital increase Shareholder-allocated capital increase [In the case of shareholder-allocated capital increase]

6. New share issue price Confirmed issue price, common shares (KRW): 1,420 Confirmed issue price, preferred/other class shares (KRW): - Expected issue price, common shares (KRW): - Expected confirmation date: - Expected issue price, preferred/other class shares (KRW): - Expected confirmation date: -

7. Method of determining the issue price Determined by the board of directors at par value following review and consultation

8. Record date for new share allotment: 2026-01-01

9. Number of new shares allotted per share: 0.1194

10. Preferential allotment ratio for employee stock ownership association members (%): -

11. Subscription period Employee stock ownership association: Start date -; end date - Existing shareholders: Start date 2026-08-10; end date 2026-08-10

12. Payment date: 2026-08-10

13. Plan for handling forfeited shares: -

14. Dividend record date for new shares: 2026-01-01

15. Expected date of delivery of new share certificates: -

16. Lead underwriter (if not a direct public offering): -

17. Whether warrants may be transferred: Not applicable

18. Date of board resolution (decision date): 2026-08-10 - Attendance of outside directors: Attended (persons) -; Not attended (persons) - - Attendance of the auditor (audit committee member who is not an outside director): -

19. Whether subject to filing of a securities registration statement: No

20. Reason for exemption from filing The subsidiary is an unlisted corporation established in Singapore and, pursuant to Article 11, Paragraph 1 of the Enforcement Decree of the Financial Investment Services and Capital Markets Act, this does not constitute a public offering or sale of securities.

21. Whether subject to Fair Trade Commission reporting: No

22. Other matters material to investment decisions 1) This disclosure concerns the rights offering resolution of Sphere Nickel Cobalt Pte. Ltd. ("SNC"), a wholly (100%)-owned subsidiary of Sphere Corporation. Sphere Corporation's ownership ratio in SNC remains 100% after this shareholder-allocated rights offering, unchanged from before the offering. 2) SNC, a subsidiary of the Company, decided to acquire a 10% stake in Excelsior International Investment Pte. Ltd. ("EII"), which operates a nickel smelter and sells alloy products, on 2025.12.31, and completed payment of the acquisition price on 2026.02.13, thereby completing the equity acquisition. 3) The "4. Purpose of financing - Other (KRW)" above is USD 8,300,000, stated using the first-announced exchange rate of KRW 1,420.10/USD by Seoul Money Brokerage Services Ltd. on the date of this disclosure (26.08.10); the funds raised will be used as operating funds, including financial costs, of the subsidiary, and are stated using the same exchange rate above. 4) The par value of the subsidiary SNC is USD 1; the above "2. Par value per share (KRW)" and "6. New share issue price - confirmed issue price" are stated using the same exchange rate as in 3) above. 5) Regarding "Matters Concerning the Subsidiary" below, the subsidiary's total assets (KRW) are stated using SNC's capital of USD 1,590,000 as of the end of 2025 (as SNC was newly established in October 2025), converted at the year-end 2025 exchange rate (KRW 1,434.90/USD). "Total consolidated assets of the controlling company (KRW)" is as of the end of 2025. ※ Related disclosures: 2025-12-31 Decision to acquire shares and equity securities of another company (subsidiary's material management matter); 2026-01-15 Decision to acquire shares and equity securities of another company (subsidiary's material management matter); 2026-01-28 Decision to acquire shares and equity securities of another company (subsidiary's material management matter); 2026-02-06 Decision to acquire shares and equity securities of another company (subsidiary's material management matter); 2026-02-11 Decision to provide collateral to a third party

[Matters Concerning the Subsidiary] Subsidiary name: Sphere Nickel Cobalt Pte. Ltd. English name: Sphere Nickel Cobalt Pte. Ltd. Representative: Choi Gwang-su Main business: Investment in nickel and other specialty alloy businesses Whether a major subsidiary: Yes Subsidiary's total assets (KRW): 2,281,491,000 Controlling company's consolidated total assets (KRW): 95,356,892,120 Ratio to controlling company's consolidated total assets (%): 2.39