Glenn Russell Dubin co-founded Highbridge Capital Management with childhood friend and college classmate Henry Swieca in 1992. Highbridge Capital is based in New York and has around $29 billion in assets under management. In 2004, Dubin and Swieca sold a majority stake in the firm to JPMorgan Chase (JPM) for $1.3 billion. In 2009, Swieca left Highbridge, while Dubin continued as the Chairman and CEO of the firm.