Finance technology company plotted how companies with female CEOs performed from 2002 to 2014 . Imagined $ 100,000 was invested in Fortune 1000 companies led by women , vs performance of S & P500 index . Women 's index was ultimately worth $ 440,158 - return of 348 % - while the other was worth $ 222,306 , a 122 % return . High performing female CEOs included Yahoo ! 's Mindy Grossman and HSNi 's Marissa Meyer . Expert who ran experiment suggested results are because only most competent women make CEO .
Finance technology company plotted how companies with female CEOs performed from 2002 to 2014 . Imagined $ 100,000 was invested in Fortune 1000 companies led by women , vs performance of S & P500 index . Women 's index was ultimately worth $ 440,158 - return of 348 % - while the other was worth $ 222,306 , a 122 % return . High performing female CEOs included Yahoo ! 's Marissa Meyer and HSNi 's Mindy Grossman . Expert who ran experiment suggested results are because only most competent women make CEO .