Stonegate Mortgage, a non-bank mortgage company focused on residential mortgage loans, filed on Friday with the SEC to raise up to $100 million in an initial public offering. The Indianapolis, IN-based company, which was founded in 1976 and booked $149 million in sales for the 12 months ended June 30, 2013, plans to list on the NYSE under the symbol SGM. BofA Merrill Lynch, Credit Suisse, Barclays and FBR Capital Markets are the joint bookrunners on the deal. No pricing terms were disclosed.