As of January 2026 Atkore has a market cap of NZ$3.71 Billion. This makes Atkore the world's 4557th 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 Dec 31st, 2025 the market cap of Atkore was reported to be: