Value Score Growth Score Momentum Score VGM Score How Style Scores Work with the Zacks Rank But it can feel overwhelming to pick the right stocks for you and your investing goals with over 800 top-rated stocks to choose from. Since the Scores were created to work together with the Zacks Rank, the direction of a stock's earnings estimate revisions should be a key factor when choosing which stocks to buy. Stock to Watch: Halozyme Therapeutics (HALO) Momentum investors should take note of this Medical stock. H ...