【Sigma】Important Resolutions from the 115th Annual Shareholders' Meeting

1. Date of Annual Shareholders' Meeting: June 17, 2026 (115/06/17) 2. Important Resolution Item One – Allocation of Profits or Losses: Approved the profit distribution plan for the fiscal year 2025 (114). 3. Important Resolution Item Two – Amendments to the Articles of Incorporation: Approved the proposal to amend the company's articles of incorporation. 4. Important Resolution Item Three – Business Report and Financial Statements: Approved the business report and financial statements for the fiscal year 2025 (114). 5. Important Resolution Item Four – Election of Directors and Supervisors: None 6. Important Resolution Item Five – Other Matters: None 7. Other Matters to be Disclosed: None