This article analyzes the behavior of Belgian retail investors over different age categories. It highlights five distinct features of the younger investors aged 18 to 30. First, the stock market keeps on attracting new and young investors. Secondly, younger retail investors show great interest in investing in exchange-traded funds (ETFs). Thirdly, the younger generation applies a more international outlook in its investments than older generations. Fourth, young investors are net purchasers of stocks and hold these investments for a longer period than other groups. Finally, even among younger investors, active retail investors are predominantly male.