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

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Material Event Report (Decision to Acquire Own Convertible Bonds Prior to Maturity) 6.0

Humax Co., Ltd. Material Event Report / Matter Subject to Exchange Reporting Obligation To: Financial Services Commission / Korea Exchange

Date: August 12, 2026 Company name: Humax Co., Ltd. Representative Director: Jeong Chang-su Head office address: 2 Yeongmun-ro, Cheoin-gu, Yongin-si, Gyeonggi-do (Telephone) 031-776-6114 (Website) http://kr.humaxdigital.com Preparer: (Title) CFO (Name) Sim Jae-hyeon (Telephone) 031-776-6114

Decision to Acquire Own Convertible Bonds Prior to Maturity

1. Type of bonds: Series 24, unregistered bonds with interest coupons, unsecured, privately placed convertible bonds 2. Bond issue date: March 11, 2025 3. Bond issuance method: Private placement 4. Bond maturity date: March 11, 2030 5. Total face (electronically registered) value of bonds (KRW): 10,000,000,000 6. Face (electronically registered) value of bonds to be acquired (KRW): 10,000,000,000 7. Acquisition decision date: August 12, 2026 8. Acquisition amount - Amount (KRW): 10,458,520,000 - Basis of calculation: Principal and interest - Scheduled payment date: September 11, 2026 - Source of acquisition funds: Own funds 9. Acquisition method: Over-the-counter purchase 10. Reason for acquisition before maturity: Exercise of bondholders' early-redemption rights (put option) 11. Future handling plan: Deregistration of the registered bond at the Korea Securities Depository 12. Conversion details - Conversion ratio (%): 100 - Conversion price as of report date (KRW/share): 8,632 - Type of shares to be issued upon conversion: Humax Co., Ltd. registered common shares - Number of shares: - - Ratio to total shares outstanding (%): - - Conversion request period: Start March 11, 2026; End February 11, 2030 13. Remaining face (electronically registered) value of bonds after acquisition (KRW): - 14. Subject to Fair Trade Commission reporting: Not applicable 15. Other matters material to investment decisions 1) Item 7 "Acquisition decision date" above is the date the company received the bondholders' early-redemption (put option) application from the Korea Securities Depository. 2) The "amount" in item 8 "Acquisition amount" is the sum of principal and interest, and the "scheduled payment date" is the early-redemption payment date; this date may change according to the early-redemption procedure, and an amended disclosure will be made if it changes. 3) The "conversion price as of report date" in item 12 "Conversion details" reflects adjustments for post-issuance market-price changes and the share consolidation on April 11, 2026.

[Matters Concerning Sellers] Seller: Synergy IB Mutual-Growth Innovation New Technology Investment Association - Relationship with the company or largest shareholder: - - Basis of selection: Selected considering synergy with the company's management objectives and the investor's payment capacity and timing of investment, in order to raise necessary funds - Face value of bonds sold (KRW): 3,500,000,000

Seller: Synergy-Premier Mezzanine Blind No. 1 New Technology Business Investment Association - Relationship with the company or largest shareholder: - - Basis of selection: Selected considering synergy with the company's management objectives and the investor's payment capacity and timing of investment, in order to raise necessary funds - Face value of bonds sold (KRW): 3,000,000,000

Seller: Synergy-NH Mezzanine Blind No. 2 New Technology Business Investment Association - Relationship with the company or largest shareholder: - - Basis of selection: Selected considering synergy with the company's management objectives and the investor's payment capacity and timing of investment, in order to raise necessary funds - Face value of bonds sold (KRW): 2,500,000,000

Seller: Synergy Turnaround No. 27 New Technology Business Investment Association - Relationship with the company or largest shareholder: - - Basis of selection: Selected considering synergy with the company's management objectives and the investor's payment capacity and timing of investment, in order to raise necessary funds - Face value of bonds sold (KRW): 1,000,000,000

[Where Sellers Include a Corporation or Organization] (1) Basic information on the corporation or organization Name: Synergy IB Mutual-Growth Innovation New Technology Investment Association Representative director (representative partner): Synergy IB Investment Co., Ltd., 5.0% Managing partner: Synergy IB Investment Co., Ltd., 5.0% Note: Under the association's own rules, information on its individual partners is confidential and each partner bears a confidentiality obligation, so it has been omitted; however, none of the partners is a related party of the issuing company or its largest shareholder.

(2) Key financial information for the most recent fiscal year (Unit: KRW million) Fiscal year: 2025, settlement month: December Total assets: 90,806 Revenue: 14,087 Net income: 8,461 Total equity: 90,806 External auditor: Jeonghyeon Accounting Corporation Capital: 79,790 Audit opinion: Unqualified

[Where Sellers Include a Corporation or Organization] (1) Basic information on the corporation or organization Name: Synergy-Premier Mezzanine Blind No. 1 New Technology Business Investment Association Representative director (representative partner): Synergy IB Investment Co., Ltd., 1.6% Managing partner: Synergy IB Investment Co., Ltd., 1.6% Note: Under the association's own rules, information on its individual partners is confidential and each partner bears a confidentiality obligation, so it has been omitted; however, none of the partners is a related party of the issuing company or its largest shareholder.

(2) Key financial information for the most recent fiscal year (Unit: KRW million) Fiscal year: 2025, settlement month: December Total assets: 33,877 Revenue: 545 Net income: -23 Total equity: 33,877 External auditor: Jeonghyeon Accounting Corporation Capital: 33,900 Audit opinion: Unqualified

[Where Sellers Include a Corporation or Organization] (1) Basic information on the corporation or organization Name: Synergy-NH Mezzanine Blind No. 2 New Technology Business Investment Association Representative director (representative partner): Synergy IB Investment Co., Ltd., 3.8% Managing partner: Synergy IB Investment Co., Ltd., 3.8% Note: Under the association's own rules, information on its individual partners is confidential and each partner bears a confidentiality obligation, so it has been omitted; however, none of the partners is a related party of the issuing company or its largest shareholder.

(2) Key financial information for the most recent fiscal year (Unit: KRW million) Fiscal year: 2025, settlement month: December Total assets: 13,746 Revenue: 1,314 Net income: 691 Total equity: 13,746 External auditor: Jeonghyeon Accounting Corporation Capital: 13,090 Audit opinion: Unqualified

[Where Sellers Include a Corporation or Organization] (1) Basic information on the corporation or organization Name: Synergy Turnaround No. 27 New Technology Business Investment Association Representative director (representative partner): Synergy IB Investment Co., Ltd., 0.9% Managing partner: Synergy IB Investment Co., Ltd., 0.9% Note: Under the association's own rules, information on its individual partners is confidential and each partner bears a confidentiality obligation, so it has been omitted; however, none of the partners is a related party of the issuing company or its largest shareholder.

(2) Key financial information for the most recent fiscal year (Unit: KRW million) Fiscal year: 2025, settlement month: December Total assets: 1,111 Revenue: 0 Net income: -19 Total equity: 1,111 External auditor: Not applicable Capital: 1,130 Audit opinion: Not applicable