Read? Measuring Our Investment Portfolio? Why measure as closely as possible to commonly accepted measuring methodology? This is to indicate to ourselves that we are active or DIY retail investors/traders who are continuously looking to revise our strategies and methods to achieve better performance than investing in some ETFs or Funds or doing CPF Top Up; otherwise why waste our time, energy and resources doing it. For true performance measuring; cash as war chest is obviously part of our portfolio. When cash as war chest is fairly large and hold continuously over several years during the whole measuring period; it will drag down portfolio performance under current low interest rate environment. Bo pian!......