Empirical research shows a strong correlation between trends in earnings estimate revisions and near-term stock movements, so it could be truly rewarding if such revisions are tracked for making an investment decision. Here is where the tried-and-tested Zacks Rank stock-rating system plays an important role, as it effectively harnesses the power of earnings estimate revisions. Matson (MATX) could be a solid choice for investors given its recent upgrade to a Zacks Rank #2 (Buy). An upward trend in earnings e ...