The purpose of this paper is to investigate the relationship between the proceeds of Employee stock option exercise and company investment expenditure. And we further study the response to the company Repurchase. Using OLS and Panel Data method estimate a sample of 3168 firms in Taiwan from 2002 to 2010. Our empirical results show that the proceeds from Employee stock option exercise have significant effects with company investment Research and development expenditure. Our research also demonstrates that executive proceeds have significant relationship, which implies the repurchase have the crowding-out effect on company investment expenditure.