The the stock of maker of personal navigation devices has fallen by 3.73% in the past month, lagging the Computer and Technology sector's loss of 2.01% and the S&P 500's gain of 3.96%. Empirical research indicates that these revisions in estimates have a direct correlation with impending stock price performance. To utilize this, we have created the Zacks Rank, a proprietary model that integrates these estimate changes and provides a functional rating system. The Zacks Industry Rank assesses the strength of ...