Atomico, the U.K.-based venture firm that has expanded into numerous countries in recent years, has closed its third fund with $476.6 million, a new SEC filing shows. The firm began raising the capital in October 2012. Seven-year-old Atomico was founded by Skype co-founder Niklas Zennstrom to (mostly) seek out investments in non U.S.-based startups. Among its portfolio companies […]