Flagstar Bancorp, Inc., headquartered in Troy, Michigan, is a bank holding company that operates through its subsidiary, Flagstar Bank. The bank provides a wide range of banking and financial services to individuals, businesses, and the mortgage industry. Flagstar Bancorp was founded in 1987 as First Security Savings Bank and has since grown both organically and through acquisitions.

In 1994, the bank changed its name to Flagstar Bank and became a publicly traded company on the New York Stock Exchange in 1997. Flagstar Bank offers various products and services including personal and business banking solutions, home and commercial loans, lines of credit, treasury management services, insurance, and wealth management. It is also a leading mortgage lender and loan servicer in the United States.

The bank's mortgage division originates, sells, and services residential mortgage loans across the nation. While Flagstar Bancorp primarily operates in the United States, it does have subsidiaries and joint ventures that expand its reach in the mortgage industry. They include Opes Advisors, a full-service mortgage banking and financial advisory firm, and a joint venture with the National Asian American Coalition called NAAC-Flagstar Asian Community Bank, which aims to provide banking services to Asian communities.

In terms of market position, Flagstar Bancorp has established itself as one of the largest mortgage lenders in the U. S. It competes with other major financial institutions and regional banks in the country but has carved out a niche in the mortgage market.

However, specific information about its global sales or standing amongst competitors is not readily available. Flagstar Bancorp has undergone significant changes and achievements in recent years. In 2018, it acquired Opes Advisors, expanding its mortgage capabilities and increasing its presence in the Western United States.

The acquisition aligned with the bank's growth strategy to diversify its revenue streams. As of the latest available information, Flagstar Bancorp is listed on the New York Stock Exchange under the ticker symbol FBC. The company continues to grow and innovate, combining its traditional banking services with the latest technological advancements to offer its customers industry-leading products and services