[Amended] Early redemption of convertible bonds (incl. overseas CBs)

What happened

Amendment report, dated 2026-08-21. 1. Disclosure document being amended: Early redemption of convertible bonds (incl. overseas CBs) after issuance, before maturity 2. Original filing date of the disclosure document being amended: 2026-08-06 3. Reason for the amendment: Change by agreement with the bondholder 4. Amendment details Amendment item | Before amendment | After amendment 2. Bond acquisition amount (currency unit) | 6,106,299,000 | 6,109,906,989 2. Bond acquisition amount (currency unit) - acquisition date | 2026-08-20 | 2026-08-31 The acquisition date was changed by agreement with the bondholder.

Early redemption of convertible bonds (incl. overseas CBs) after issuance, before maturity: convertible bonds (overseas convertible bonds), Series 17

1. Matters concerning the bonds being acquired before maturity Type of bond: Bearer, unsecured, privately placed convertible bonds Issue date: 2024-11-21 Issuance method: Domestic issuance (private placement) Conversion price per share (KRW): 6,090 Maturity date: 2027-11-21

2. Bond acquisition amount (currency unit): 6,109,906,989 KRW (South Korean Won) - Total face value (electronically registered) of the bonds acquired (currency unit): 6,000,000,000 KRW (South Korean Won) - Base exchange rate: - - Acquisition date: 2026-08-31

3. Total face value (electronically registered) of the bonds remaining after the acquisition (currency unit): 0 KRW (South Korean Won)

4. Reason for acquisition before maturity and future handling method: Debt offset through a debt-to-equity conversion, and cancellation of the bonds

5. Source of acquisition funds: Offset against third-party-allotment rights offering payment funds

6. Bond acquisition method: Over-the-counter purchase

7. Other matters for reference in investment decisions - The bond acquisition amount in "2." above includes both principal and interest. - The acquisition date in "2." above is the date of offsetting the bond acquisition amount. - The conversion price per share above is the conversion price as adjusted for the decline in market price and for the bonus share issuances on December 19, 2024, January 13, 2025, and March 13, 2026.

Related disclosures: 2024-11-15 Convertible bond issuance decision (17th series) 2024-12-19 Bonus share issuance decision 2024-12-19 Setting of shareholder register closure period or record date 2025-01-13 Bonus share issuance decision 2025-05-21 Adjustment of conversion price (17th series) 2025-08-21 Adjustment of conversion price 2026-02-26 Bonus share issuance decision 2026-02-26 Setting of shareholder register closure period or record date 2026-08-06 Early redemption of convertible bonds (incl. overseas CBs) after issuance, before maturity