Valuation, Profitability, and Returns

There is much debate about buying "expensive" stocks. In short, many investors feel they should be avoided at all costs. Other investors choose to sell a stock when profitability slows, drops substantially, or is unprofitable. I believe that the chart above shows that selling simply based on valuation or declining profitability (or a company being unprofitable), one may miss out on tremendous gains. Many would consider NOW " expensive" at several points along the way, as the PS ratio hovered between 7-10. But buying at those levels delivered fabulous returns. NOW experienced multiple drops profit margins (as well as spikes in valuation). But the stocks became a multibagger regardless of profitability challenges (unless on bought only around the peak of the Dot Com bubble or the 2021-2022 top). The constant in the chart is that revenue continued to grow year after year. This is why some investors say that revenue growth is the most important factor in a stock's ...