Capula Investment Management was launched in 2005 by traders Yan Huo and Masao Asai as a spin-off from UFJ International, the investment banking arm of Japan-based Mitsubishi UFJ Financial Group and the founders' former employer. In 2009, the then-$4 billion fixed-income-focused firm became the 98th largest hedge fund in the world and has remained among the top 100 ever since. Capula has multiplied capital by 153 percent since 2009, and in 2014, it became the twelfth largest hedge fund in Europe, according to Alpha's Europe 50 ranking…