U.S. stocks settled mixed on Friday, with the Nasdaq Composite surging to an all-time high during the session. Both the Dow Jones and S&P 500 ended a six-week winning streak, falling around 1% and 2.7%, respectively. The Nasdaq recorded gains for the seventh straight week, gaining nearly 0.2% last week.

Wall Street analysts make new stock picks on a daily basis. Unfortunately for investors, not all analysts have particularly impressive track records at predicting market movements. Even when it comes to one single stock, analyst ratings and price targets can vary widely, leaving investors confused about which analyst's...