As of December 2025 Simon Property Group has a market cap of โน6.213 Trillion. This makes Simon Property Group the world's 325th 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 4th, 2025 the market cap of Simon Property Group was reported to be: