As of January 2026 Quanex Building Products has a market cap of S$1.02 Billion. This makes Quanex Building Products the world's 6408th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.
On Jan 11th, 2026 the market cap of Quanex Building Products was reported to be: