As of January 2026 SL Green Realty has a market cap of โน333.00 Billion. This makes SL Green Realty the world's 3669th 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, 2026 the market cap of SL Green Realty was reported to be: