Duquesne Family Office LLC CIO Stanley Druckenmiller

Duquesne Family Office LLC CIO Stanley Druckenmiller

Scott Eells/Bloomberg

Duquesne Family Office LLC Chief Investment Officer Stanley Druckenmiller said in August 2010 that he was closing his hedge fund, Duquesne Capital Management LLC, after being worn down by the stress of trying to maintain one of the best trading records in the industry while managing an “enormous amount of capital.”