It Was the Best of Times, It Was the Worst of Times All about how missing the best market days (or the worst!) might affect your portfolio. Share | Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content From Boats to Brokers From the Dutch East India Company to Wall Street, the stock market has a long and storied history. Why Regular Rebalancing Makes Sense Without your knowing, your investment portfolio could be off-kilter. What Is the Dividend Yield? This calculator helps determine your pre-tax and after-tax dividend yield on a particular stock.