As of July 2026 Flagstar Bank has a market cap of NZ$10.66 Billion. This makes Flagstar Bank the world's 2799th 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 Jul 21st, 2026 the market cap of Flagstar Bank was reported to be: