Nuvoton Technology Corporation Japan, a Key Subsidiary of Nuvoton, Announces Board Resolution for Cash Capital Increase

1. Board Resolution Date: July 27, 2026 2. Source of Capital Increase: Cash capital increase 3. Whether a blanket filing for new share issuance is adopted (if yes, specify the planned issuance period; if no): No 4. Total Issuance Amount and Number of Shares for the Entire Case (if capital increase from retained earnings or reserves, exclude shares allocated to employees): Total Issuance Amount: JPY 14 billion Total Number of Shares Issued: 2,800 shares 5. Issuance Amount and Number of Shares for This Offering under Blanket Filing for New Share Issuance: Not applicable 6. Remaining Amount and Share Balance after This Issuance under Blanket Filing: Not applicable 7. Par Value per Share: JPY 5 million 8. Issuance Price: JPY 5 million 9. Number of Shares for Employee Subscription or Allocation Amount: Not applicable 10. Number of Publicly Offered Shares: Not applicable 11. Subscription or Free Allocation Ratio for Existing Shareholders: Not applicable 12. Handling Method for Fractional Shares and Unsubscribed Shares after Deadline: Not applicable 13. Rights and Obligations of the Newly Issued Shares in This Offering: Same as existing issued common shares 14. Use of Proceeds from Capital Increase: To optimize capital structure, reduce pressure from bank borrowings, and increase the proportion of equity capital 15. Rationality and Necessity of Fundraising Following Cash Reduction: To improve financial structure and meet potential future project requirements 16. Other Matters to be Disclosed: None