United Microelectronics Corporation (NYSE: UMC) reported April 2026 net sales of NT$22.66 billion, representing a 10.8% increase from NT$20.45 billion in April 2025, according to the company's unaudited financial results.

The Taiwan-based semiconductor foundry also reported cumulative sales for the first four months of 2026 reached NT$83.70 billion, up 6.88% from NT$78.31 billion in the same period last year.

The monthly sales figures reflect consolidated revenues reported in thousands of New Taiwan Dollars. UMC trades on both the New York Stock Exchange and Taiwan Stock Exchange under ticker 2303.