Do your portfolio results differ from what the investment fund reports? This could be why.

Investors often underperform mutual funds or exchange-traded funds due to poor timing decisions, such as buying and selling based on reported total returns, resulting in a lag of around 1.7 percentage points compared to the fund's reported results.

usatoday.com

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9/15/2023

Why Beating the Market is Harder Than it Looks for Active Fund Managers

More than half of actively managed funds and ETFs are beating their benchmarks in the first half of 2023, but this doesn't mean that it has become easier to beat the market overall, as William Sharpe's analysis shows that active managers, on average, must lag broad market indexes due to transaction costs.