As of December 2025 Imperial Oil has a market cap of NZ$76.62 Billion. This makes Imperial Oil the world's 540th 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 30th, 2025 the market cap of Imperial Oil was reported to be: