The S&P/TSX 60 index experienced a modest increase of 0.59% today, reflecting a positive trend over the past week with a gain of 1.65%. Over the last 30 days, the index has risen by 1.61%, indicating a steady upward momentum in the Canadian market. In terms of individual stock performance, Celestica, Inc. led the large-cap sector with a notable return of 7.33%, while GFL Environmental, Inc. lagged behind with a decline of 3.07%. The mid-cap segment saw Lundin Gold, Inc. shine with a return of 4.91%, contrasting with Definity Financial Corp., which fell by 2.87%. Among small-cap stocks, Tantalus Systems Holding, Inc. stood out with an impressive return of 11.43%, whereas Fennec Pharmaceuticals, Inc. faced a significant drop of 10.4%. The overall market showed a healthy advance-decline ratio of 381 advancing stocks to 276 declining stocks, resulting in a ratio of 1.38x. Notably, the mid-cap sector exhibited the strongest performance with a ratio of 2.25x, as 45 stocks advanced compared to 20 that declined.