As of February 2026 Avista has a market cap of NZ$5.81 Billion. This makes Avista the world's 3818th 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 Feb 22nd, 2026 the market cap of Avista was reported to be: