Why evaluate performance? If you manage your own portfolio, then you may possibly want to make alternations to your investment procedures If someone else is managing your portfolio, you want to know if they are adding value If not, perhaps you may have them manage a smaller amount of your money (or even replace them), or add constraints to what they want can doWhy evaluate performance? • If you manage your own portfolio, then you may possibly want to make alternations to your investment procedures. • If someone else is managing your portfolio, you want to know if they are adding value. • If not, perhaps you may have them manage a smaller amount of your money (or even replace them), or add constraints to what they want can do