Investors often turn to recommendations made by Wall Street analysts before making a Buy, Sell, or Hold decision about a stock. While media reports about rating changes by these brokerage-firm employed (or sellside) analysts often affect a stock's price, do they really matter? Hologic currently has an average brokerage recommendation (ABR) of 2.00, on a scale of 1 to 5 (Strong Buy to Strong Sell), calculated based on the actual recommendations (Buy, Hold, Sell, etc.) made by 14 brokerage firms. An ABR of 2. ...