AG Mortgage Investment Trust recently formed a mortgage banking platform called Arc Home. The real estate investment trust managed by a subsidiary of Angelo, Gordon & Co. said Arc Home plans to originate jumbo mortgages and non-qualified mortgages, along with FHA loans, through retail, wholesale and correspondent channels. Arc Home will be led by Barry Bier, Sandy Blitzer, Martin Schroeter and Brad Brautigam. Some of the executives ... [Includes five briefs]