SUMCO announced its financial report for the last quarter (January-March 2023) on the 11th: Consolidated revenue increased by 9.5% compared to the same period last year to 109.9 billion yen, consolidated profit increased by 10.8% to 25.9 billion yen, and consolidated net profit surged by 148.0% to 37.6 billion yen. SUMCO's net profit last quarter was worse than the company's original estimate of 45 billion yen.

SUMCO pointed out that during the last quarter, the demand for 12-inch silicon wafers for semiconductors decreased, and the demand for 12-inch silicon wafers for logic varied according to different customers. Overall, only slight adjustments (decreases) were made. Customers’ silicon wafers Round inventory increased; 8-inch silicon wafers had strong automotive demand, but consumer/industrial demand decreased; 6-inch silicon wafers centered on consumer needs, and demand continued to be weak. In terms of price, 12-inch and 8-inch silicon wafers are subject to long-term contract prices.

Looking forward to the performance of this quarter (April-June 2023), SUMCO estimates that consolidated revenue will increase by 1% compared with the same period last year to 108 billion yen, and consolidated profit will shrink by 35% to 17 billion yen. It is estimated that it will plummet by 41% to 9.5 billion yen.