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

A later amendment corrects this filing, so the terms on this page may be out of date. See the latest version (2026-10-21) →

What happened

Material Event Report (Decision to Sell Own Convertible Bonds) 6.0 Exion Group Co., Ltd.

Amendment Report (Disclosure) August 21, 2026

1. Disclosure document subject to amendment: Decision to sell own convertible bonds 2. Initial filing date of the disclosure document subject to amendment: February 6, 2026

3. Amended items - Item 9 (Scheduled date to receive sale proceeds), Reason: Schedule change; Before: August 21, 2026; After: October 21, 2026 - Item 13, 1) (Cancellation of convertible bonds): Before: Above "5. Total face value (electronically registered) of the bonds (KRW)" is the total face value as originally issued. No face value had been requested for conversion as of the disclosure filing date, and the unconverted face value is KRW 10,001,000,000 (as stated in the filing). After: Above "5. Total face value (electronically registered) of the bonds (KRW)" is the total face value as originally issued. No face value had been requested for conversion as of the disclosure filing date; KRW 5,000,000,000 was cancelled on July 24, 2026 and KRW 1,000,000,000 was cancelled in July 2026, leaving an unconverted face value of KRW 4,001,000,000 (as stated in the filing). - Item 13, 4) (Schedule change): Before, Remaining balance: KRW 300,000,000 (2026.08.21); After, Remaining balance: KRW 300,000,000 (2026.10.21)

Material Event Report / Matters Subject to KRX Reporting Obligation To the Financial Services Commission / Korea Exchange February 6, 2026

Company name: Exion Group Co., Ltd. Representative directors: Lee Seung-cheol, Jeong Jae-young, Choi Su-hyun Head office address: 633 Samseong-ro (Samseong-dong, Samkwang Building), Gangnam-gu, Seoul (Phone) 070-7435-5472 (Website) http://www.exiongroup.co.kr Preparer: (Title) Executive Managing Director (Name) Lee Hyun-sik (Phone) 02-2191-3514

Decision to Sell Own Convertible Bonds

1. Type of bonds: Series 11, bearer-form unsecured private placement convertible bonds 2. Bond issuance date: November 13, 2025 3. Bond issuance method: Private placement 4. Bond maturity date: November 13, 2028 5. Total face value (electronically registered) of the bonds (KRW): 10,001,000,000

6. Acquisition history of the bonds subject to sale, before maturity Face value (electronically registered) of the bonds subject to sale (KRW): 500,000,000 Acquisition amount (KRW): 500,000,000 Acquisition background: Acquired on December 12, 2025, Face value: KRW 9,001,000,000, Reason: Mutual agreement with the bondholder

7. Sale decision date: February 6, 2026

8. Sale amount Amount (KRW): 500,000,000 Basis for calculation: Determined through negotiation with the buyer, considering the standard for setting the conversion price of the (private placement) convertible bonds, the current share-price environment, and the likelihood of conversion requests or early redemption

9. Scheduled date to receive sale proceeds: October 21, 2026 10. Purpose of sale: Securing working capital

11. Conversion details Conversion ratio (%): 100 Conversion price as of the reporting date (KRW/share): 6,155 Type of shares to be issued upon conversion: Exion Group Co., Ltd. registered common shares Number of shares: 81,234 Ratio to total shares outstanding (%): 0.87 Conversion request period: Start date November 13, 2026; End date October 13, 2028

12. Whether subject to Fair Trade Commission reporting: Not applicable

13. Other matters material to investment decisions 1) Above "5. Total face value (electronically registered) of the bonds (KRW)" is the total face value as originally issued. No face value had been requested for conversion as of the disclosure filing date; KRW 5,000,000,000 was cancelled on July 24, 2026 and KRW 1,000,000,000 was cancelled in July 2026, leaving an unconverted face value of KRW 4,001,000,000 (as stated in the filing). 2) This resale decision concerns the resale of one KRW 500 million certificate out of the KRW 9,001,000,000 face value of the "11th series bearer-form unsecured private placement convertible bonds" that the Company acquired before maturity. 3) The face value (electronically registered) of the bonds subject to sale in item 6 above is the convertible bonds acquired on December 12, 2025. 4) The scheduled date to receive sale proceeds in item 9 above is based on the date of the final payment; the payment schedule is: Down payment KRW 200,000,000 (2026.02.06); Remaining balance KRW 300,000,000 (2026.10.21). 5) The ratio to total shares outstanding under item 11 above was calculated based on the total number of voting shares issued as of the sale decision date, including the shares to be issued assuming conversion of the convertible bonds being resold this time. 6) Early redemption request right (Put Option): The bondholder may request early redemption of all or part of the principal before maturity on the date one year after issuance (November 13, 2026) and on each date falling every three months thereafter. The issuing company must pay, on the applicable early redemption date, the requested principal plus interest at the early-redemption yield of 4% per annum (simple interest), less any coupon interest already paid. If the payment date is not a banking business day, redemption occurs on the following business day with no additional interest accruing thereafter. a. Early redemption rate and request period: The bondholder must submit the request to the Korea Securities Depository between 60 and 30 days before the early redemption date (extended to the next business day if the deadline falls on a non-business day). Round 1: request period 2026-09-14 to 2026-10-14; redemption date 2026-11-13; redemption rate 104.0000% Round 2: request period 2026-12-15 to 2027-01-14; redemption date 2027-02-13; redemption rate 105.0000% Round 3: request period 2027-03-14 to 2027-04-13; redemption date 2027-05-13; redemption rate 106.0000% Round 4: request period 2027-06-14 to 2027-07-14; redemption date 2027-08-13; redemption rate 107.0000% Round 5: request period 2027-09-14 to 2027-10-14; redemption date 2027-11-13; redemption rate 108.0000% Round 6: request period 2027-12-15 to 2028-01-14; redemption date 2028-02-13; redemption rate 109.0000% Round 7: request period 2028-03-14 to 2028-04-13; redemption date 2028-05-13; redemption rate 110.0000% Round 8: request period 2028-06-14 to 2028-07-14; redemption date 2028-08-13; redemption rate 111.0000% b. Place for early redemption requests: Head office of the Issuing Company c. Place for early redemption payment: Shinhan Bank Yeoksam-dong Corporate Finance Center Branch d. Request procedure: Requests are routed through the account management institution to the Korea Securities Depository, which consolidates and forwards them; for the first year after issuance, early redemption may be requested only for the full electronically registered amount of each trading unit.

[Matters Concerning the Buyer] Buyer name: Lee Eun-hyeok Relationship with the Company or largest shareholder: - Basis for selection: Selected considering the investor's intent, payment capacity, and timing, in order to achieve the Company's management objectives and promptly raise necessary funds Transaction history and plans within 6 months before and after the sale decision: - Face value of bonds purchased (KRW): 500,000,000 Remarks: -