How much a stock's price changes over time is important for most investors, since price performance can both impact your investment portfolio and help you compare investment results across sectors and industries.Another thing that can drive investing is the fear of missing out, or FOMO. This particularly applies to tech giants and popular consumer-facing stocks.What if you'd invested in Arch Capital Group (ACGL) ten years ago? It may not have been easy to hold on to ACGL for all that time, but if you did, h ...