As of September 2026 Koppers Holdings has a market cap of S$1.13 Billion. This makes Koppers Holdings the world's 6571th 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 Sep 15th, 2026 the market cap of Koppers Holdings was reported to be: