Agilent Technologies (Ticker A) has been upgraded to a Zacks Rank #2, classified as a "Buy" by Zacks Investment Research. This upgrade is driven by a recent upward trend in earnings estimates for the scientific instrument maker, which serves as the sole determinant for Zacks ratings rather than subjective analyst recommendations. The system tracks the consensus EPS estimate from sell-side analysts and correlates rising estimates with improved underlying business fundamentals that historically lead to stock price increases. Specifically, for the fiscal year ending October 2026, analysts expect Agilent to earn $5.95 per share, unchanged from the previous year's reported figure, while the Zacks Consensus Estimate has risen by 0.3% over the past three months. The article emphasizes that institutional investors rely on these earnings revisions to calculate fair value, often resulting in significant buying or selling pressure that moves stock prices accordingly. By placing a stock in the top 20% of its universe based on estimate revisions, the "Buy" rating indicates superior performance relative to market conditions. Zacks distinguishes itself from Wall Street analyst consensus by maintaining an equal proportion of buy and sell ratings across its entire coverage of over 4,000 stocks, ensuring that only the top performers receive favorable classifications regardless of market sentiment. The text suggests that tracking such earnings estimate revisions is a proven strategy for individual investors aiming to capitalize on near-term stock movements. It notes that this method avoids the bias often found in analyst ratings systems which tend toward bullish recommendations. The report concludes by positioning Agilent as a solid candidate for producing market-beating returns due to its placement among stocks with the strongest earnings estimate revision features, directing readers to further resources for daily Zacks Rank recommendations and free stock analysis reports.