Coinbase also announced Tuesday two new hires. One of them was Chris Dodds, who was appointed to Coinbase's board of directors. Dodds is on the board of bank and brokerage firm Charles Schwab, and is a senior advisor to alternative asset management firm the Carlyle Group. The other was Jonathan Kellner, who joined as managing director of Coinbase's institutional coverage group. Kellner, who earlier served as the CEO of Instinet (an institutional, agency-only broker), will lead institutional sales and support organizations at Coinbase, focusing on introducing cryptocurrency to hedge funds and other traditional institutional investors.