8. Texas Capital BancShares Inc. ( TCBI): Operates as the holding company for Texas Capital Bank, National Association that provides various banking products and services for commercial and high net worth customers in Texas. Market cap at $1.86B. Net institutional purchases in the current quarter at 2.0M shares, which represents about 5.07% of the company’s float of 39.48M shares. TTM gross margin at 92.25% vs. industry average at 72.12%. TTM operating margin at 59.99% vs. industry average at 46.05%. TTM pretax margin at 42.56% vs. industry average at 22.33%.Written by Rebecca Lipman. Profitability and institutional data sourced from Fidelity, all other data sourced from Finviz.