California is a jumbo mortgage gold mine that’s dominated by banks, giving Banc of California an enviable starting point. BoC is also differentiating itself by focusing on non-qualified mortgages and avoiding the retail channel. BoC contributed $122.9 million of jumbo loans to a new mortgage-backed security from JPMorgan Chase. Selling loans into the securitization market is a significant shift for BoC, which had previously only contributed eight mortgages to a jumbo MBS issued in 2014 ...