The S&P/TSX 60 index experienced a modest increase of 0.21% today, continuing its positive momentum with a 0.87% rise over the past five days and a notable 4.42% gain over the last month. Despite this overall upward trend, market breadth showed a mixed picture, with 310 stocks advancing compared to 388 declining, resulting in an advance-decline ratio of 0.8 across the market.
In the large-cap segment, Intact Financial Corp. emerged as the top performer, posting a return of 2.29%, while Tourmaline Oil Corp. lagged behind with a decline of 4.34%. Mid-cap stocks saw New Gold, Inc. leading with a return of 3.42%, whereas Aritzia, Inc. faced a setback with a drop of 3.02%. The small-cap sector was highlighted by Gatekeeper Systems, Inc., which surged by 11.11%, while Curaleaf Holdings, Inc. struggled, falling by 13.93%.

The advance-decline ratios varied across market caps, with large caps showing a stronger performance at 1.68x, while small caps lagged at 0.67x. As the market continues to navigate these fluctuations, investors are keeping a close eye on upcoming earnings reports from several companies scheduled for early October.