On May 20, UMC rose 5.75% overnight, trading at $18.57/share, with trading volume of $758,300.

The rally continues to be fueled by the company's standout Q1 earnings report, which showed net profit surging 108% year-over-year to NT$16.17 billion, significantly exceeding market expectations. Gross margin reached 29.2% with capacity utilization climbing to 79%, reflecting strong operational efficiency. Mature-node pricing power is returning decisively — Q1 average selling prices rose 8% year-over-year, with Q2 prices expected to increase a further 5% to 7%, potentially lifting gross margins above 30%.

Additionally, the company recently launched a 14nm eHV FinFET technology platform for display driver ICs, claiming 40% power reduction and 35% chip area savings compared to its most advanced production eHV process. The platform supports advanced and foldable OLED smartphone display applications, further strengthening UMC's competitive positioning in specialized mature nodes.

(The above content is based on publicly available market information, generated by a program or algorithm, and is intended solely as a stock movement alert. It does not constitute investment advice or a basis for trading decisions.)