The largest mortgage lender in the U.S. has confidentially filed for an IPO according to CNBC; the report indicates the filing could be made public as early as July; the company is working with Morgan Stanley, Goldman Sachs, Credit Suisse and JPMorgan on the deal; Quicken was not commenting on the IPO rumors but did say, “As the nation’s largest mortgage lender, Rocket Mortgage is continuously looking for new ways to invest in and grow our business, while also contributing in significant ways to our home communities.”; target valuation is not yet finalized but is expected to be in the tens of billions which would make it a multibillion-dollar IPO; the company has performed extremely well during the crisis with March being the biggest closing month in the company’s history. Business Insider