The S&P 500 index experienced a notable decline, falling by 1.56% today and down 2.9% over the past five days. Over the last 30 days, the index has decreased by 2.92%, reflecting a challenging market environment.
In the large-cap sector, Walmart, Inc. emerged as the top performer with a return of 6.46%, while Micron Technology, Inc. struggled, posting a return of -10.87%. The mid-cap segment saw GE Healthcare Technologies, Inc. leading with a return of 3.37%, contrasted by Jacobs Solutions, Inc., which reported a decline of 10.95%.

Small-cap stocks faced significant volatility, with EXACT Sciences Corp. achieving a remarkable return of 16.81%, while Bath & Body Works, Inc. suffered a steep drop of 24.81%.

Overall, the advance-decline ratio across the market indicated that 1,166 stocks advanced compared to 3,244 that declined, resulting in a ratio of 0.36. In the large-cap category, only 51 stocks advanced against 183 that declined, yielding a ratio of 0.28. Mid-cap stocks fared slightly better with a ratio of 0.43, while small-cap stocks had a ratio of 0.34. This data underscores the prevailing bearish sentiment in the market.