The index slid to its lowest close since July as a gold selloff pulled it lower and US Treasury yields climbed to levels last seen in 2007. The S&P 500 and the Nasdaq Composite also fell that day, so the decline was not confined to Canada. With US inflation data due Wednesday and payrolls on Friday, the Federal Reserve decision on October 28, where markets price a hike as more likely than not, now carries most of the weight.
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The index closed September at the low of the day and at its lowest level since July 31.
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Canadian yields drifted higher through August even though the Bank of Canada held its policy rate at 2.25% and had no decision to make during the month.
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Gold rallied and gold miner shares carried the TSX higher, while Brent ended the month close to where it began.
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Gold miners did most of the lifting as the index set eight record closes during the month, the last on August 25.
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August 31, 2026
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Brent crude jumped on September 23, 2026, yet the Canadian dollar weakened for a third session as rising US rate expectations outweighed oil.
Brent Jumps While the Canadian Dollar and TSX Fall in the September 23 Session
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The S&P/TSX Composite fell on September 23, 2026, even as crude oil rallied, because losses in gold miners outweighed modest gains in energy stocks.
TSX Composite Falls Despite an Oil Rally as Gold Stocks Slide
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