 StoneCastle Financial NASDAQ:BANX and Brightsphere Investment Group NYSE:BSIG are both small-cap finance companies, but which is the superior business? We will contrast the two businesses based on the strength of their risk, dividends, profitability, earnings, analyst recommendations, valuation and institutional ownership. Profitability This table compares StoneCastle Financial and Brightsphere Investment Groups net margins, return on ... 