As of September 2026 Sempra has a market cap of โน5.100 Trillion. This makes Sempra the world's 477th 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 Aug 31st, 2026 the market cap of Sempra was reported to be: