[Amended] Rights offering (paid-in capital increase) decision (subsidiary)

A later amendment corrects this filing, so the terms on this page may be out of date. See the latest version (2026-10-13) →

What happened

Amendment Report

Amendment date: 2026-09-02

1. Disclosure document being amended: Rights Offering Decision (Material Matter of Subsidiary)

2. Filing date of the disclosure document being amended: 2026-06-30

3. Reason for amendment: Amendment to reflect the finalized round-1 issue price

4. Amended items:

Item: 4. Purpose of capital raise Facility funds (KRW), Before: 150,000,000,000; After: - Working capital (KRW), Before: 134,999,988,000; After: - Funds to acquire securities of another company (KRW), Before: 915,000,000,000; After: 886,138,605,000

Item: 6. New share issue price, Expected issue price, Common shares (KRW), Before: 121,200; After: 89,500

Item: 7. Method of determining issue price, Before: See "a. Method of determining new share issue price" under "24. Other matters for investment reference" of EcoPro BM Co., Ltd.'s material event report (rights offering decision) disclosed on 2026-06-30. After: See "a. Method of determining new share issue price" under "24. Other matters for investment reference" of EcoPro BM Co., Ltd.'s [Amended] material event report (rights offering decision) disclosed on 2026-09-02.

Item: 13. Plan for handling forfeited shares, Before: See "b. Method of allotment based on subscription results" under "24. Other matters for investment reference" of EcoPro BM Co., Ltd.'s material event report (rights offering decision) disclosed on 2026-06-30. After: See "b. Method of allotment based on subscription results" under "24. Other matters for investment reference" of EcoPro BM Co., Ltd.'s [Amended] material event report (rights offering decision) disclosed on 2026-09-02.

Item: 22. Other important matters related to investment judgment, Before: For details beyond the above, please refer to the material event report (rights offering decision) disclosed by EcoPro BM Co., Ltd. on the Financial Supervisory Service's DART system on 2026-06-30. After: For details beyond the above, please refer to the [Amended] material event report (rights offering decision) disclosed by EcoPro BM Co., Ltd. on the Financial Supervisory Service's DART system on 2026-09-02.

Rights Offering Decision (Material Matter of Subsidiary), Report on a material matter of subsidiary EcoPro BM Co., Ltd.

1. Type and number of new shares: Common shares (shares): 9,900,990; Class shares (shares): -

2. Par value per share (KRW): 500

3. Total shares issued before the capital increase: Common shares (shares): 97,830,434; Class shares (shares): -

4. Purpose of capital raise: Facility funds (KRW): -; Funds for business acquisition (KRW): -; Working capital (KRW): -; Debt repayment funds (KRW): -; Funds to acquire securities of another company (KRW): 886,138,605,000; Other funds (KRW): -

5. Method of capital increase: General public offering of shares forfeited after shareholder allotment

[In the case of a shareholder-allocated rights offering]

6. New share issue price: Final issue price: Common shares (KRW): -; Class shares (KRW): -; Expected issue price: Common shares (KRW): 89,500, expected finalization date: 2026-10-12; Class shares (KRW): -, expected finalization date: -

7. Method of determining issue price: See "a. Method of determining new share issue price" under "24. Other matters for investment reference" of EcoPro BM Co., Ltd.'s [Amended] material event report (rights offering decision) disclosed on 2026-09-02.

8. New share allotment record date: 2026-09-04

9. New shares allotted per share held (shares): 0.0910905009

10. Preferential allotment ratio for employee stock ownership association members (%): 10.0

11. Expected subscription dates: Employee stock ownership association: start 2026-10-15, end 2026-10-15; Existing shareholders: start 2026-10-15, end 2026-10-16

12. Payment date: 2026-10-23

13. Plan for handling forfeited shares: See "b. Method of allotment based on subscription results" under "24. Other matters for investment reference" of EcoPro BM Co., Ltd.'s [Amended] material event report (rights offering decision) disclosed on 2026-09-02.

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

15. Expected date of new share certificate delivery: -

16. Lead underwriter (if not a direct public offering): Korea Investment & Securities Co., Ltd., NH Investment & Securities Co., Ltd., Mirae Asset Securities Co., Ltd., Daishin Securities Co., Ltd.

17. Whether subscription rights are transferable: Yes

18. Board resolution date (decision date): 2026-06-30, Outside directors' attendance: Present (persons): 4, Absent (persons): 1; Attendance of auditor (audit committee member who is not an outside director): -

19. Subject to securities registration statement filing: Yes

20. Reason for exemption from filing, if applicable: -

21. Subject to Fair Trade Commission reporting: Yes

22. Other matters for investment reference: - "Attendance of auditor (audit committee member who is not an outside director)" under "18. Board resolution date (decision date)" above is marked "-" because the entire audit committee of EcoPro BM Co., Ltd. is composed of outside directors. - For details beyond the above, please refer to the [Amended] material event report (rights offering decision) disclosed by EcoPro BM Co., Ltd. on the Financial Supervisory Service's DART system on 2026-09-02. - "Total assets of the subsidiary (KRW)" under [Matters Concerning the Subsidiary] below is based on EcoPro BM Co., Ltd.'s FY2025 consolidated audit report, and "Parent company's consolidated total assets (KRW)" is based on the Company's own FY2025 consolidated audit report.

Related disclosures: -

[Matters Concerning the Subsidiary] Subsidiary name: EcoPro BM Co., Ltd. (English: ECOPRO BM CO., LTD.) Representatives: Choi Mun-ho, Kim Jang-woo Main business: Secondary battery materials business Whether it is a major subsidiary: Yes Total assets of the subsidiary (KRW): 4,882,022,445,703 Parent company's consolidated total assets (KRW): 9,778,714,530,496 As a percentage of parent company's consolidated total assets (%): 49.92