Every time you see a commercial you consider joining to find out about Uncle Bob and his connections to the Russian mafia. Well those commercials could be changing a little as the major historical documentation site has sold to a European equity firm. The company said they plan to make technical changes to the site to boost performance and wanted to increase their user base. currently has over two million subscribers paying at least $12.95 per month. The company is publicly traded at around $30/share.