Disclosure

What happened

Alpha AI Co., Ltd. / Other material management matters (withdrawal of decisions on the 18th/19th-series convertible bonds and the acquisition of shares in another company)

Other Material Management Matters

1. Reason for submission: Withdrawal of decisions on the 18th/19th-series convertible bonds and the acquisition of shares in another company

2. Principal content 1. Overview 1) At its board meeting on January 27, 2026, the Company resolved to issue the 18th and 19th series of unregistered, interest-bearing, unsecured, privately placed convertible bonds, and subsequently filed amendment disclosures on February 26, March 25, April 28, June 24 and June 30, 2026 changing the payment date. 2) At its board meeting on January 27, 2026, the Company resolved to acquire shares in another company with payment in kind via issuance of the 19th-series convertible bonds, and subsequently filed amendment disclosures on February 26, March 25, April 28, June 24 and June 30, 2026 changing the acquisition date.

2. Details of withdrawal a. 18th-series unregistered, interest-bearing, unsecured, privately placed convertible bonds 1) Original disclosure filing date: January 27, 2026 2) Type of bonds: Unregistered, interest-bearing, unsecured, privately placed convertible bonds 3) Issuance series: 18th 4) Total face value: KRW 3,500,000,000 (three billion five hundred million won) 5) Subscribers and allotted amounts: Allottees - Young-il Ko and 2 others; Allotted amount - KRW 3,500,000,000 (three billion five hundred million won) 6) Payment (scheduled) date: August 25, 2026 7) Withdrawal date: August 20, 2026

b. 19th-series unregistered, interest-bearing, unsecured, privately placed convertible bonds 1) Original disclosure filing date: January 27, 2026 2) Type of bonds: Unregistered, interest-bearing, unsecured, privately placed convertible bonds 3) Issuance series: 19th 4) Total face value: KRW 5,000,000,000 (five billion won) 5) Subscribers and allotted amounts: Allottees - In-sun Lee and 6 others; Allotted amount - KRW 5,000,000,000 (five billion won) 6) Payment (scheduled) date: August 25, 2026 7) Withdrawal date: August 20, 2026

c. Decision to acquire shares in another company 1) Original disclosure filing date: January 27, 2026 2) Shares subject to withdrawal: NGW Co., Ltd. 3) Contract date: January 27, 2026 4) Transfer amount: KRW 5,000,000,000 (five billion won), paid in kind via the 19th-series convertible bonds 5) Counterparty: In-sun Lee and 6 others 6) Withdrawal date: August 20, 2026

3. Reason for withdrawal - The decision to issue the convertible bonds is withdrawn due to the prospective subscribers' failure to perform their agreed obligations.

3. Date of occurrence (decision): 2026-08-20

4. Other matters for reference in investment decisions 2026-01-27 Material event report (decision to issue convertible bonds) - 18th, 19th series 2026-02-26 Material event report (decision to issue convertible bonds) - 18th, 19th series 2026-03-25 Material event report (decision to issue convertible bonds) - 18th, 19th series 2026-04-27 Material event report (decision to issue convertible bonds) - 18th, 19th series 2026-06-24 Material event report (decision to issue convertible bonds) - 18th, 19th series 2026-06-30 Material event report (decision to issue convertible bonds) - 18th, 19th series 2026-01-27 Decision to acquire shares and equity securities in another company 2026-02-26 Decision to acquire shares and equity securities in another company 2026-03-25 Decision to acquire shares and equity securities in another company 2026-04-27 Decision to acquire shares and equity securities in another company 2026-06-24 Decision to acquire shares and equity securities in another company 2026-06-30 Decision to acquire shares and equity securities in another company