Impac Mortgage Holdings, Inc., through its subsidiaries, operates as a mortgage real estate investment trust (REIT) in the United States. The company acquires, originates, sells, and securitizes various mortgages. The company’s operations include long-term investment, mortgage, commercial, and warehouse lending. The long-term investment operations primarily invest in adjustable rate and fixed rate Alt-A mortgages and commercial mortgages that are acquired and originated by its mortgage and commercial operations. The long-term investment operations retain adjustable rate and fixed rate Alt-A mortgages that are acquired and originated by its mortgage operations, as well as invests in...