Large-cap stocks usually garner all of the attention, but Interactive Brokers (NYSEMKT:IBKR), GreenLight Capital Re (NASDAQ:GLRE), Bank of the Ozarks (NASDAQ:OZK), and Portfolio Recovery Associates (NASDAQ:PRAA) may be four smaller companies that deserve a look. In this segment of The Motley Fool's financials-focused show, Where the Money Is, financial-sector analysts Matt Koppenheffer and David Hanson discuss these four companies.