Shares of this retail giant are currently well off their recent high.Since its initial public offering in 1981, Home Depot (HD 0.43%) has done a fantastic job of growing shareholders' capital. It has helped that the business has paid a dividend for a jaw-dropping 148 straight quarters, a mark of consistent success over many decades.Investors who want to add a dominant blue chip enterprise to their portfolios might be considering Home Depot. But before you buy the retail stock, here are three must-know facts ...