Canadian Stock Market Plunges Nearly 600 Points Amid Sector Losses

The Canadian stock market took a hit on Wednesday, September 23, 2026. The S&P/TSX composite index plummeted by nearly 600 points to close at 35,751.43.

This decline was largely driven by losses in the basic materials sector. In contrast, U.S. stock markets also fell, with the Dow Jones industrial average down by 352.10 points at 51,511.59 and the S&P 500 index down 58.61 points at 7,706.03.

The Canadian dollar traded for 70.94 cents US, a slight decline from its value of 71.10 cents US on Tuesday.