Core Viewpoint - Select Medical (SEM) has received an upgrade to a Zacks Rank 2 (Buy), indicating a positive outlook based on rising earnings estimates, which are a significant factor influencing stock prices [1][3]. Earnings Estimates and Stock Performance - The Zacks rating system is based on changes in earnings estimates, which are strongly correlated with near-term stock price movements [4][6]. - For Select Medical, the Zacks Consensus Estimate has increased by 4.1% over the past three months, with expected earnings of $1.19 per share for the fiscal year ending December 2025, showing no year-over-year change [8]. Investment Implications - The upgrade reflects an improvement in Select Medical's underlying business, suggesting that investor sentiment may drive the stock price higher [5][10]. - The Zacks Rank system classifies stocks into five groups, with only the top 20% receiving a "Strong Buy" or "Buy" rating, indicating superior earnings estimate revisions [9][10].