As of December 2025 Siebert Financial has a market cap of โน13.79 Billion. This makes Siebert Financial the world's 8838th 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 12th, 2025 the market cap of Siebert Financial was reported to be: