Bob Brockman, head of the largest private dealership management system company in the U.S., is under criminal investigation. Bitcoin Tops $17 Financial shares climbed 1.1% on Thursday. Meanwhile, top gainers in the sector included BRP Group, Inc. (NYSE: BRP), up 13%, and Grupo Supervielle S.A. (NYSE: SUPV), up 11%. In trading on Thursday, Total Market…