As of September 2026 Atkore has a market cap of โน300.21 Billion. This makes Atkore the world's 4121th 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 1st, 2026 the market cap of Atkore was reported to be: