SUMCO Corp. Stock Hits Day Low of JPY 1,617 Amid Price Pressure

SUMCO Corp., a mid-cap player in the industrial manufacturing sector, experienced a significant decline today, with its stock dropping by 5.49% as of October 14, 2025. The stock reached an intraday low of JPY 1,617.00, reflecting ongoing challenges faced by the company.
Over the past week, SUMCO Corp. has underperformed the Japan Nikkei 225, which gained 5.07%, while SUMCO's performance was down by 4.01%. In the longer term, the company has shown a year-to-date performance of 37.45%, surpassing the Nikkei's 20.54%, but its one-year return of 5.44% falls short of the Nikkei's 22.11%.

Key financial metrics indicate a concerning trend, with the company reporting negative results for the last eight consecutive quarters. The return on capital employed (ROCE) stands at a low 1.75%, and the debt-equity ratio is notably high at 48.11%. Additionally, the inventory turnover ratio is at its lowest point of 1.43%. Despite a price-to-book value of 0.75, indicating an attractive valuation, the company’s profitability has declined by 32.9% over the past year.