The S&P/TSX 60 index demonstrated positive momentum today, rising by 0.57%. Over the past five days, it has increased by 0.66%, and in the last 30 days, the index has shown a notable gain of 2.86%. In the large-cap segment, Thomson Reuters Corp. emerged as the top performer with a return of 10.1%, while Loblaw Cos. Ltd. lagged behind, recording a decline of 5.51%. The mid-cap sector saw Lumine Group, Inc. leading with an 8.14% return, whereas Element Fleet Management Corp. faced a downturn of 3.95%. Small-cap stocks were particularly dynamic, with Sigma Lithium Corp. achieving an impressive return of 28.88%, contrasting with Tethys Petroleum Ltd., which fell by 13.79%. Overall, the market's advance-decline ratio stood at 401 advancing stocks against 305 declining stocks, reflecting a healthy market breadth. In the large-cap category, the ratio was even, with 26 stocks advancing and 26 declining. Mid-cap stocks showed a favorable trend with 38 advancing versus 29 declining, while small caps had 173 advancing against 151 declining.