3042 TXC Corporation

Release Date: July 16, 2026 Statement Date: July 15, 2026 Statement Time: 14:32:11 Company Code: 3042 Company Name: TXC Corporation Subject: Announcement of Self-Reported Financial Results for June 2026 Applicable Clause: Item 51 Factual Date: July 15, 2026

Details: 1. Factual Date: 07/15/2026 2. Company Name: Taiwan Crystal Radio Co., Ltd. 3. Relationship with Company (Please enter '本公司' or 'Subsidiary'):本公司 4. Cross-shareholding Ratio: Not applicable

5. Reason for Occurrence:

Current Month YoY % Year-to-Date YoY % Item June 2026 2026 (NT$ Thousands) (YoY) (YoY) -------------------------------------------------------------------------- Consolidated Revenue $ 1,192,921 20.0% $ 7,037,996 7.7% Consolidated Operating Income $ 195,107 42.7%　 $ 1,125,770 6.2% Consolidated Pre-tax Income 　 $ 233,157 110.4%　 $ 1,223,061 24.4% Attributable to Parent $ 232,388 108.8% $ 1,220,411 23.9% Non-controlling Interests $ 769 266.1% $ 2,650 218.0% Pre-tax EPS $ 0.69 $ 3.60 Attributable to Parent $ 0.69 $ 3.59 Non-controlling Interests $ 0.00 $ 0.01 (NT$) Note: Pre-tax EPS is calculated based on the number of shares outstanding at the end of the month.

6. Response Measures: None 7. Other Matters to be Disclosed: None