The Federal Home Loan Mortgage Corporation, identified by the symbol FMCCS, plays a crucial role in the United States' secondary mortgage market. Its primary activities involve acquiring residential mortgage loans, covering both single-family and multi-family properties, directly from various lenders. Furthermore, the corporation commits capital to mortgage loans and associated investment vehicles. The company's operations are divided into two main segments: Single-family and Multifamily. The Single-family segment is responsible for the acquisition, securitization, and financial backing of single-family mortgage loans. It also oversees the management of mortgage credit risk, administers its portfolio of mortgage-related investments, handles securitization processes for single-family properties, and conducts treasury functions. This segment serves a broad spectrum of financial institutions, including mortgage banking companies, commercial and regional banks, credit unions, housing finance agencies, savings institutions, and other non-depository financial service providers. In contrast, the Multifamily segment concentrates on the purchase, sale, securitization, and guarantee of multifamily loans and related securities, frequently accomplished through the issuance of multifamily K and SB certificates. This segment also develops and supports other securitization products, offers various credit risk transfer solutions, and provides additional mortgage-related guarantees. Its extensive clientele spans banks and other depository institutions, insurance firms, money managers, central banks, pension funds, state and local government bodies, real estate investment trusts, brokers, dealers, and a wide array of lenders. Established in 1970, the Federal Home Loan Mortgage Corporation is headquartered in McLean, Virginia.