The Canadian equity market experienced a downturn today, with the S&P/TSX 60 index declining by 1.83%. Over the past 30 days, the index has seen a decrease of 1.59%. The overall market sentiment was negative, as evidenced by the advance-decline ratio, which showed 148 stocks advancing compared to 555 declining, resulting in a ratio of 0.27. In the large-cap segment, Sun Life Financial, Inc. emerged as the top performer with a return of 6.32%, while WSP Global, Inc. struggled, posting a decline of 12.54%. Mid-cap stocks saw Keyera Corp. leading with a return of 3.97%, whereas Stantec, Inc. faced challenges with a drop of 11.36%. Among small-cap stocks, Journey Energy, Inc. gained 5.9%, while Tethys Petroleum Ltd. suffered a significant decline of 23.59%. The advance-decline ratios further highlighted the market's struggles, with large-cap stocks showing 20 advancing against 32 declining (0.62 ratio), mid-cap stocks at 17 advancing and 51 declining (0.33 ratio), and small-cap stocks at 59 advancing versus 274 declining (0.22 ratio). Overall, the market reflects a challenging environment for investors as they navigate through these fluctuations.