Stifel Financial Corp. announced that the resignations of directors. Effective June 6, 2017, the resignations of directors are Richard Himelfarb, chairman of investment banking; Thomas Michaud, president and CEO of Keefe, Bruyette & Woods; Thomas Mulroy and Victor Nesi, co-presidents and co-directors of the Institutional Group; Ben Plotkin, vice chairman; and James Zemlyak, co-president and CFO. All will remain in their other executive positions. Ron Kruszewski and Thomas Weisel, co-chairmen of Stifel, will remain on the board. Beda will retire from the board effective June 6, 2017, the date of the company's annual meeting.