Investors typically watch NanYa (1303-TW) closely due to its strong performance in the advanced electronic materials sector, driven by the continued growth of the AI industry. In the first half of 2026, the company's electronic materials business saw a significant boost, with its revenue share surpassing 50%. This growth also translated into higher earnings, with after-tax earnings per share reaching NT$5.17, marking a new high for the same period. Despite opening lower on June 26, NanYa's stock surged to close at the daily trading limit.