Mr. Stock advises financial institutions on the full range of federal regulation applicable to their operations and activities, including bank and bank holding company acquisitions and mergers; bank product and geographic expansion, and other bank regulatory matters; financial institution enforcement matters; financial institution legislation; and financial institution litigation (particularly in the area of federal preemption). Over more than 30 years of practice in the field, he has worked extensively with all of the federal bank regulatory agencies, as well as with a number of other federal agencies and with many state bank regulatory bodies. In addition, he previously taught banking law and regulation.