As of January 2025 NiSource has a market cap of C$25.75 Billion. This makes NiSource the world's 1060th 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 Jan 16th, 2025 the market cap of NiSource was reported to be: