In today's market summary, the S&P 500 index experienced a decline of 0.43%, although it has shown a positive trend with a 0.62% increase over the past 30 days. The overall market sentiment reflected a challenging day, with 1,670 stocks advancing compared to 2,719 stocks declining, resulting in an advance-decline ratio of 0.61. In the large-cap segment, Verizon Communications, Inc. emerged as the top performer, boasting a return of 11.83%. Conversely, AppLovin Corp. struggled, recording a significant decline of 16.89%. The mid-cap sector saw Deckers Outdoor Corp. leading with a return of 19.46%, while Anglogold Ashanti Plc faced a downturn of 13.22%. Small-cap stocks were particularly volatile, with Robert Half, Inc. achieving a remarkable return of 27.76%, while PennyMac Financial Services, Inc. suffered the worst performance, down 33.25%. The advance-decline ratios for large-cap, mid-cap, and small-cap stocks were 0.78, 0.73, and 0.65, respectively, indicating a broader trend of declining stocks across all market segments.