[Amended] Material event report (decision to redeem own convertible bonds early)

What happened

Material Event Report (Decision to Redeem Own Convertible Bonds Before Maturity) - Amendment Report. Date: 2026-07-23. 1. Disclosure document being amended: Decision to Acquire Own Convertible Bonds Before Maturity. 2. Original filing date of the document being amended: 2025-12-12. 3. Amendments (item / reason / before / after): Item 11 "Future handling plan" - correction of handling plan - Before: "To be decided later by the board." - After: "KRW 5,000,000,000 to be cancelled (scheduled date: 2026-07-24); remaining balance (KRW 4.01 billion) to be decided later by the board." Item 12 "Conversion details" - adjustment from the issuer's 5-for-1 reverse share consolidation (capital reduction) - Before: conversion price as of report date KRW 1,231; shares to be issued on conversion - 7,311,941 shares, 16.31% of total shares - After: conversion price as of report date KRW 6,155; shares to be issued on conversion - 650,040 shares, 4.52% of total shares. Item 15 "Other matters for investment reference" (change in total shares outstanding) - the share count in item 12 is the number of shares that would be issued if the bonds acquired this time were converted; before the amendment the ratio was calculated against total shares outstanding of 44,820,693 as of the report's preparation date, and after the amendment it is calculated against total shares outstanding of 14,393,455, reflecting the shares that would be issued on conversion of the balance remaining after cancellation (retirement) of the bonds acquired this time. Item 15 "Other matters for investment reference" (handling-plan correction) - Before: "No separate discussion of specific handling has taken place following the company's own acquisition of this bond; whether to resell or cancel it will be finally determined through a future board resolution." - After: "The scheduled cancellation date of KRW 5,000,000,000 in item 11 above is the date on which cancellation will be requested from the Korea Securities Depository, the electronic-registration institution for this bond; the cancellation processing period may change depending on the schedules of the relevant institutions. Whether to resell or cancel the remaining own convertible bonds will be finally determined through a future board resolution."

ORIGINAL REPORT (first filed 2025-12-12): Material Event Report / Korea Exchange Reporting Obligation. To: Financial Services Commission / Korea Exchange. Company name: Exion Group Co., Ltd.; CEOs: Lee Seung-cheol, Jeong Jae-young; Head office: 633 Samseong-ro, Gangnam-gu, Seoul (Samseong-dong, Samkwang Building); Tel: 070-7435-5472; Website: http://www.exiongroup.co.kr; Preparer: General Manager Kim Gi-hwan, Tel 070-7435-5472.

Decision to Acquire Own Convertible Bonds Before Maturity 1. Type of bond: Series 11, unregistered unsecured private-placement convertible bonds 2. Bond issuance date: 2025-11-13 3. Bond issuance method: Private placement 4. Bond maturity date: 2028-11-13 5. Total face value (electronically registered) of the bond (KRW): 10,001,000,000 6. Face value of bonds to be acquired (KRW): 9,001,000,000 7. Acquisition decision date: 2025-12-12 8. Acquisition amount: KRW 9,001,000,000; basis: principal payment (expected) date 2025-12-12; source of acquisition funds: own funds 9. Acquisition method: Over-the-counter purchase 10. Reason for early acquisition: Mutual agreement with the bondholder 11. Future handling plan: KRW 5,000,000,000 to be cancelled (scheduled date: 2026-07-24); remaining balance (KRW 4.01 billion) to be decided later by the board 12. Conversion details: Conversion ratio (%): 100; conversion price as of report date (KRW/share): 6,155; type of shares to be issued on conversion: Exion Group registered common stock; number of shares: 650,040; ratio to total shares (%): 4.52; conversion request period: start 2026-11-13, end 2028-10-13 13. Remaining face value of the bond after acquisition (KRW): 1,000,000,000 14. Subject to Fair Trade Commission reporting: Not applicable 15. Other matters for investment reference: - This acquisition concerns the early (before-maturity) acquisition of the company's 11th-series unregistered unsecured private-placement convertible bonds, issued 2025-11-13. - Item 7 ("acquisition decision date") is the board resolution date for this acquisition. - Item 8 ("acquisition amount"): the redemption price for the target bond is principal of KRW 9,001,000,000, with no interest, yield-to-call or other amounts paid in connection with the early redemption. - The scheduled cancellation date of KRW 5,000,000,000 in item 11 is the date cancellation will be requested from the Korea Securities Depository, the electronic-registration institution for this bond; the cancellation processing period may change depending on the schedules of the relevant institutions. Whether to resell or cancel the remaining own convertible bonds will be finally determined through a future board resolution. - The share count in item 12 is the number of shares that would be issued if the balance remaining after cancellation (retirement) of the bonds acquired this time were converted; the ratio is calculated against total shares outstanding of 14,393,455 as of the report's preparation date.

[Information on Sellers] (seller / relationship to the company or largest shareholder / selection background / transactions within 6 months before/after the acquisition decision / face value of bonds sold (KRW) / notes): Choi Gye-rim - - original subscriber of this bond - - 9,001,000,000 -