The S&P 500 index experienced a modest increase of 0.5% today, reflecting a positive trend over the past week with a rise of 0.65%. Over the last 30 days, the index has also shown a gain of 0.41%. In the large-cap sector, Intel Corp. emerged as the standout performer, delivering a return of 6.51%. Conversely, KLA Corp. faced significant challenges, posting a staggering decline of 89.45%. Mid-cap stocks saw Seagate Technology Holdings Plc leading with a return of 7.25%, while Pinterest, Inc. struggled, recording a drop of 6.0%. Among small-cap stocks, Roku, Inc. was the top performer with a remarkable return of 20.08%, while AST Spacemobile, Inc. lagged behind with a decline of 15.53%. The overall market showed a healthy advance-decline ratio, with 2,495 stocks advancing compared to 1,582 declining, resulting in a ratio of 1.58. Large-cap stocks had an even stronger performance, with 170 advancing against 63 declining, yielding a ratio of 2.7. Mid-cap stocks also fared well, with a ratio of 3.23, while small-cap stocks had a ratio of 2.27.