2388 VIA Technologies Announces Fifth Share Buyback Resolution by Board of Directors

Release Date: July 9, 2026 Statement Date: July 8, 2026 Statement Time: 17:06:11 Company Code: 2388 Company Name: VIA Technologies Subject: Announcement of the Board's Resolution to Conduct the Fifth Share Buyback Applicable Clause: Clause 35 Factual Date: July 8, 2026

Details: 1. Board Resolution Date: July 8, 2026 2. Purpose of Share Buyback: To maintain corporate credit and shareholder rights 3. Type of Shares to be Repurchased: Ordinary Shares 4. Maximum Total Amount for Buyback (NT$): 13,905,286,277 5. Scheduled Buyback Period: July 9, 2026 – September 8, 2026 6. Scheduled Number of Shares to be Repurchased (shares): 20,000,000 7. Buyback Price Range (NT$): 48.65 – 90.00; if the company's stock price falls below the lower limit of the price range, buybacks will continue 8. Buyback Method: Repurchase from the centralized market 9. Percentage of Scheduled Buyback Shares to Total Issued Shares (%): 3.60% 10. Cumulative Number of Company Shares Held at Time of Filing (shares): 0 11. Share Buybacks Conducted Within Five Years Prior to Filing: No prior buybacks 12. Previously Announced but Uncompleted Buybacks: Not applicable 13. Meeting Minutes of the Board Resolution on Share Buyback:

Subject: Proposal for the Company to Repurchase Treasury Shares – For Discussion

Explanation: (1) To maintain corporate credit and shareholder rights, the company intends to repurchase its own shares in accordance with Article 28-2 of the Securities and Exchange Act and the "Regulations Governing the Repurchase of Own Shares by Listed and OTC Companies." As required by law, the cancellation of shares will be registered within six months from the date of repurchase.

(2) The following terms are established for this share repurchase: 1. Purpose: To maintain corporate credit and shareholder rights. 2. Type of Shares: Ordinary shares of the company. 3. Maximum Total Buyback Amount: As per regulations, the total buyback amount shall not exceed NT$13,905,286 thousand. The maximum amount required for this buyback is NT$1,800,000 thousand. 4. Scheduled Buyback Period and Quantity: From July 9, 2026 to September 8, 2026, repurchase 20,000 thousand shares. 5. Buyback Price Range: Between NT$48.65 and NT$90.00 per share. If the company’s stock price falls below the lower limit of the buyback price range, the Chairman is authorized to continue the buyback. 6. Buyback Method: Repurchase from the centralized market.

(3) KGI Securities Co., Ltd. has issued an evaluation opinion on the reasonableness of the buyback price. Please refer to Attachment (3) for details.

(4) In accordance with the "Regulations Governing the Repurchase of Own Shares by Listed and OTC Companies," the company has considered its financial condition and the board has issued a statement confirming that the buyback will not affect capital maintenance. Please refer to Attachment (4) for details.

(5) This proposal has been reviewed and approved by the Audit Committee.

Resolution: The Chairperson confirmed unanimous consent from all attending directors, and the proposal was approved as submitted.

14. Transfer Method under Article 10 of the "Regulations Governing the Repurchase of Own Shares by Listed and OTC Companies": Not applicable

15. Conversion or Subscription Method under Article 11 of the "Regulations Governing the Repurchase of Own Shares by Listed and OTC Companies": Not applicable

16. Board Statement Confirming Consideration of Financial Condition and No Impact on Capital Maintenance:

Board Statement

1. On July 8, 2026, the 4th Board Meeting of 2026, with more than two-thirds of directors present and over half of attending directors in agreement, resolved to repurchase 20,000,000 shares of the company's stock from the centralized market (securities dealers' offices) within two months from the filing date.

2. The total number of shares to be repurchased represents only 3.5975% of the company's issued shares, and the maximum amount required accounts for only 6.6594% of the company's current assets. The Board hereby declares that it has fully considered the company's financial condition and confirms that the share repurchase will not affect the maintenance of the company's capital.

3. This statement has been approved in the aforementioned board meeting, with seven attending directors agreeing to its content. This is hereby declared.

17. Evaluation Opinion from Accountant or Underwriting Securities Firm on the Reasonableness of Buyback Price:

According to the evaluation by KGI Securities Co., Ltd., the share buyback price range set by VIA Technologies (NT$48.65 to NT$90.00 per share) falls within the prescribed upper and lower limits. The underwriter has verified the supporting data and found no discrepancies. Therefore, the buyback price range set by VIA is deemed reasonable.

18. Other Matters Required by the Financial Supervisory Commission: None