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

What happened

Material event report (decision to sell own convertible bonds) 6.0, Moadata Co., Ltd.

Amendment Report (Report) August 7, 2026

1. Disclosure document subject to amendment: Material event report (decision to sell own convertible bonds) 2. Original filing date of the disclosure document subject to amendment: April 7, 2026 3. Amended items

Item: 9. Date of (expected) receipt of sale proceeds Reason for amendment: Amendment due to change in payment receipt schedule Before: August 7, 2026 After: October 7, 2026

Item: 11. Matters concerning conversion - conversion price as of report date (KRW/share); number of shares to be issued upon conversion; ratio to total shares outstanding (%) Before: 1,023; 6,158,357; 14.48 After: 1,041; 6,051,873; 14.26

13. Other matters for reference in investment decisions [Note 1] [Note 2]

[Note 1] Before amendment (1) Regarding the ratio to total shares outstanding (%) in item 11 above (Matters concerning conversion), the ratio was calculated by including the shares to be issued upon the above conversion in the total number of voting shares issued as of the date of the sale decision. (3) Payment receipt schedule Category: Down payment; Schedule: April 7, 2026; Amount (KRW): 400,000,000 Category: Balance; Schedule: August 7, 2026; Amount (KRW): 6,404,000,000

[Note 2] After amendment (1) Regarding the ratio to total shares outstanding (%) in item 11 above (Matters concerning conversion), the ratio was calculated by including the shares to be issued upon the above conversion in the total number of voting shares issued as of the date of the sale decision. - Pursuant to the conversion-price adjustment provisions under the terms of issuance of these bonds, the conversion price was adjusted from KRW 1,023 to KRW 1,041, with June 22, 2026 as the adjustment reference date. (3) Payment receipt schedule Category: Down payment; Schedule: April 7, 2026; Amount (KRW): 400,000,000 Category: Balance; Schedule: October 7, 2026; Amount (KRW): 6,404,000,000

Material event report / Matter subject to Korea Exchange reporting obligation To the Financial Services Commission / Korea Exchange April 7, 2026 Company name: Moadata Co., Ltd. Representative Director: Han Sang-jin Head office address: 810, 46 Dallaenae-ro, Sujeong-gu, Seongnam-si, Gyeonggi-do (Siheung-dong, Seongnam Global Convergence Center) (Tel) 070-4099-5131 (Website) http://www.moadata.ai Preparer in charge: (Title) Head of Management Support Division (Name) Lee Geon-woong (Tel) 070-4187-2057

Decision to sell own convertible bonds

1. Type of bonds Round: 9 Type: Unregistered, interest-coupon-bearing, unsecured, privately placed convertible bonds 2. Bond issuance date: September 20, 2024 3. Bond issuance method: Private placement 4. Bond maturity date: September 20, 2028 5. Total face (electronically registered) amount of the bonds (KRW): 7,000,000,000 6. Details of the pre-maturity acquisition of the bonds subject to sale Face (electronically registered) amount of the bonds subject to sale (KRW): 6,300,000,000 Acquisition amount (KRW): 6,633,331,825 Circumstances of acquisition: 1. Acquisition dates: January 9, 2026, April 7, 2026. 2. Reason for acquisition: Pre-maturity acquisition of bonds following exercise of the early redemption (call option) right and mutual agreement with the bondholder. 7. Sale decision date: April 7, 2026 8. Sale amount Amount (KRW): 6,804,000,000 Basis of calculation: Determined through negotiation with the buyer, considering the current share-price situation, the likelihood of conversion requests or early redemption of the convertible bonds, etc. 9. Date of (expected) receipt of sale proceeds: October 7, 2026 10. Purpose of sale: Improving the financial structure and securing working capital 11. Matters concerning conversion Conversion ratio (%): 100 Conversion price as of report date (KRW/share): 1,041 Type of shares to be issued upon conversion: Moadata Co., Ltd. common shares Number of shares: 6,051,873 Ratio to total shares outstanding (%): 14.26 Conversion request period: Start date September 20, 2025; End date August 20, 2028 12. Whether subject to Fair Trade Commission reporting: Not applicable 13. Other matters for reference in investment decisions (1) Regarding the ratio to total shares outstanding (%) in item 11 above (Matters concerning conversion), the ratio was calculated by including the shares to be issued upon the above conversion in the total number of voting shares issued as of the date of the sale decision. - Pursuant to the conversion-price adjustment provisions under the terms of issuance of these bonds, the conversion price was adjusted from KRW 1,023 to KRW 1,041, with June 22, 2026 as the adjustment reference date. (2) Matters concerning the early redemption request right (put option): The bondholder may, on September 20, 2025 (one year from the issuance date of these bonds) and on each date falling one month thereafter (the "early redemption date," excluding the maturity date), request early redemption, for the full amount (rounding down any amount less than one won) of the electronically registered amount for which early redemption is requested, multiplied by the early redemption rate (7% per annum, compounded quarterly), in accordance with the early redemption request periods set out in the table below. However, if an early redemption date is not a bank business day, redemption will occur on the following business day, and no interest will accrue after the early redemption date.

Round 1: From 2025-09-01 to 2025-09-15; Early redemption date 2025-09-20; Early redemption rate 104.1062% Round 2: From 2025-09-22 to 2025-10-13; Early redemption date 2025-10-20; Early redemption rate 104.4594% Round 3: From 2025-10-30 to 2025-11-13; Early redemption date 2025-11-20; Early redemption rate 104.8245% Round 4: From 2025-12-01 to 2025-12-15; Early redemption date 2025-12-20; Early redemption rate 105.1780% Round 5: From 2025-12-29 to 2026-01-13; Early redemption date 2026-01-20; Early redemption rate 105.5535% Round 6: From 2026-01-27 to 2026-02-10; Early redemption date 2026-02-20; Early redemption rate 105.9292% Round 7: From 2026-02-26 to 2026-03-13; Early redemption date 2026-03-20; Early redemption rate 106.2687% Round 8: From 2026-03-30 to 2026-04-13; Early redemption date 2026-04-20; Early redemption rate 106.6424% Round 9: From 2026-04-27 to 2026-05-13; Early redemption date 2026-05-20; Early redemption rate 107.0042% Round 10: From 2026-06-01 to 2026-06-15; Early redemption date 2026-06-20; Early redemption rate 107.3784% Round 11: From 2026-06-29 to 2026-07-13; Early redemption date 2026-07-20; Early redemption rate 107.7463% Round 12: From 2026-07-29 to 2026-08-12; Early redemption date 2026-08-20; Early redemption rate 108.1268% Round 13: From 2026-08-31 to 2026-09-14; Early redemption date 2026-09-20; Early redemption rate 108.5075% Round 14: From 2026-09-23 to 2026-10-13; Early redemption date 2026-10-20; Early redemption rate 108.8859% Round 15: From 2026-10-30 to 2026-11-13; Early redemption date 2026-11-20; Early redemption rate 109.2773% Round 16: From 2026-11-30 to 2026-12-14; Early redemption date 2026-12-20; Early redemption rate 109.6564% Round 17: From 2026-12-29 to 2027-01-13; Early redemption date 2027-01-20; Early redemption rate 110.0587% Round 18: From 2027-01-28 to 2027-02-15; Early redemption date 2027-02-20; Early redemption rate 110.4614% Round 19: From 2027-02-26 to 2027-03-15; Early redemption date 2027-03-20; Early redemption rate 110.8253% Round 20: From 2027-03-30 to 2027-04-13; Early redemption date 2027-04-20; Early redemption rate 111.2258% Round 21: From 2027-04-27 to 2027-05-12; Early redemption date 2027-05-20; Early redemption rate 111.6136% Round 22: From 2027-05-31 to 2027-06-14; Early redemption date 2027-06-20; Early redemption rate 112.0148% Round 23: From 2027-06-29 to 2027-07-13; Early redemption date 2027-07-20; Early redemption rate 112.4090% Round 24: From 2027-07-29 to 2027-08-12; Early redemption date 2027-08-20; Early redemption rate 112.8168% Round 25: From 2027-08-25 to 2027-09-08; Early redemption date 2027-09-20; Early redemption rate 113.2251% Round 26: From 2027-09-27 to 2027-10-13; Early redemption date 2027-10-20; Early redemption rate 113.6306% Round 27: From 2027-11-01 to 2027-11-15; Early redemption date 2027-11-20; Early redemption rate 114.0501% Round 28: From 2027-11-29 to 2027-12-13; Early redemption date 2027-12-20; Early redemption rate 114.4565% Round 29: From 2027-12-30 to 2028-01-13; Early redemption date 2028-01-20; Early redemption rate 114.8828% Round 30: From 2028-01-31 to 2028-02-14; Early redemption date 2028-02-20; Early redemption rate 115.3097% Round 31: From 2028-02-25 to 2028-03-13; Early redemption date 2028-03-20; Early redemption rate 115.7095% Round 32: From 2028-03-30 to 2028-04-13; Early redemption date 2028-04-20; Early redemption rate 116.1385% Round 33: From 2028-04-26 to 2028-05-15; Early redemption date 2028-05-20; Early redemption rate 116.5543% Round 34: From 2028-05-29 to 2028-06-13; Early redemption date 2028-06-20; Early redemption rate 116.9844% Round 35: From 2028-06-29 to 2028-07-13; Early redemption date 2028-07-20; Early redemption rate 117.4068% Round 36: From 2028-07-28 to 2028-08-11; Early redemption date 2028-08-20; Early redemption rate 117.8439%

1) Place for early redemption requests: Head office of the issuing company 2) Place for early redemption payment: KB Kookmin Bank Chungmuro Station Comprehensive Finance Center 3) Early redemption request period: To exercise the early redemption request right (put option), the bondholder must request early redemption from the issuing company from 15 business days before to 5 business days before the early redemption date. If the start or end of the early redemption request period falls on a non-business day, the following business day shall be the start or end date. If the early redemption request date is within one year of the issuance date of these bonds, early redemption is only possible for the entire electronically registered amount of each trading unit. 4) Early redemption request procedure: If the bonds are electronically registered in a customer account, the bondholder requests early redemption to the Korea Securities Depository through the relevant account management institution; if electronically registered in the account management institution's own account, the bondholder requests early redemption directly to the Korea Securities Depository, which then consolidates the requests and submits the early redemption request to the place of request. (3) Payment receipt schedule - The date in item 9 above (date of (expected) receipt of sale proceeds) is the expected date of receipt of the balance. - The full payment receipt schedule in connection with this matter is as follows. Category: Down payment; Schedule: April 7, 2026; Amount (KRW): 400,000,000 Category: Balance; Schedule: October 7, 2026; Amount (KRW): 6,404,000,000 (Note) If a payment date is not a bank business day (a day, other than a public holiday, on which banks in Seoul ordinarily conduct business, excluding days on which only some banks or some branches of banks are open), payment shall be made on the following business day.

[Matters concerning the buyer] Buyer name: Brookfield No. 1 Investment Association Relationship with the company or largest shareholder: - Basis of selection: Selected through consultation considering the investor's intent, payment capacity, and timing, etc., in order to achieve the company's management objectives and promptly raise the necessary funds Transaction details and plans within 6 months before and after the sale decision: - Face amount of bonds purchased (KRW): 6,300,000,000 Remarks: -

[Where the buyer includes a corporation or organization] (1) Basic information on the corporation or organization Name: Brookfield No. 1 Investment Association Number of investors: 2 Representative director (representative partner): Kim Dong-uk, 60.00% Managing partner (managing partner): - Largest shareholder (largest investor): Kim Dong-uk, 60.00%

(2) Key financial matters for the most recent fiscal year of the corporation or organization (Unit: KRW million) Fiscal year: -; Settlement period: -; Total assets: -; Revenue: -; Total liabilities: -; Net income (loss) for the period: -; Total equity: -; External auditor: -; Capital: -; Audit opinion: - * As this association was newly established in the current year, financial statements for the most recent settlement period do not exist.