.... the five largest banks by assets now hold 44.0 percent of US banking assets and 40.1 percent of domestic deposits—up from 23.5 percent and 19.5 percent, respectively, in early 2000. Correspondingly, small banks’ share of domestic deposits has fallen from 40.4 percent to 23.0 percent since early 2000, and their share of US banking assets has declined from 35.8 to 19.5 percent....