Evidence Based Investing, Investment Philosophy, Market Timing The Cost of Trying to Time the Market August 3, 2021 Posted by Zack Armstrong 03 Aug Loading... Taking too long? Reload document | Open in new tab Past performance is no guarantee of future results. Indices are not available for direct investment. Their performance does not reflect the expenses associated with the management of an actual portfolio. In US dollars. For illustrative purposes. The missed best day(s) examples assume that the hypothetical portfolio fully divested its holdings at the end of the day before the missed best day(s), held cash for the missed best day(s), and reinvested the entire portfolio in the S&P 500 Index at the end of the missed best day(s). Annualized returns for the missed best day(s) were calculated by substituting actual returns for the missed best day(s) with zero. S&P data © 2021 S&P Dow Jones Indices LLC, a division of S&P Global. All rights reserved. Investing risks include loss of principal and fluctuating value. There is no guarantee an investment strategy will be successful. Dimensional Fund Advisors LP is an investment advisor registered with the Securities and Exchange Commission.