As of April 2026 Koppers Holdings has a market cap of A$1.03 Billion. This makes Koppers Holdings the world's 6605th 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 Apr 22nd, 2026 the market cap of Koppers Holdings was reported to be: