Prolific San Diego angel investor Howard Lindzon, the CEO and founder of Stocktwits, has re-upped in Ticketfly, a social event ticketing service. Ticketfly said Tuesday that it has raised $12M more in funding, in a round led by Mohr Davidow Ventures, High Peaks venture Partners, Contour Venture Partners, as well as angels Roger Ehrenberg and Howard Lindzon. Lindzon was an investor in Ticketfly's earlier, May 2010 round. More information »