As of June 2026 Koppers Holdings has a market cap of NZ$1.37 Billion. This makes Koppers Holdings the world's 6482th 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 Jun 10th, 2026 the market cap of Koppers Holdings was reported to be: