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TSX Dips 0.2% as AI Enthusiasm Fades, Energy Stocks Rally on Oil Surge

TSX Dips 0.2% as AI Enthusiasm Fades, Energy Stocks Rally on Oil Surge
Markets · 2026
Photo · Eleanor Whitfield for Daily Digest Invest
By Eleanor Whitfield Markets Editor-in-Chief Jul 17, 2026 3 min read

Canada's main stock index edged lower on Friday, as a pullback in AI-related tech stocks offset a sharp rally in energy shares. The S&P/TSX Composite Index closed down 76 points, or 0.2%, at 35,263.85, retreating from a record high earlier in the week and leaving the index slightly lower for the week overall.

AI Trade Cools, Tech Stocks Weigh

The weakness was led by the technology and materials sectors, as the recent frenzy around artificial intelligence stocks took a breather. The selloff mirrored a broader downturn on Wall Street, where semiconductor stocks and other AI winners slid. The AI Trade Cools: Chip Stocks Slide, Nasdaq Drops 1.19% as Selloff Spreads set a cautious tone that spilled over into Canadian markets.

Investors have been piling into AI-related names for months, driving valuations to lofty levels. A pullback was widely expected, and Friday's move suggests some profit-taking is underway. The AI Chip Stocks Tumble as Leveraged Bets Unwind, Index Down 9% This Week highlights the volatility that can hit when sentiment shifts.

Energy Stocks Rally on Oil Price Surge

In contrast, the energy sector was a bright spot, rising 1.9% as crude prices jumped. US West Texas Intermediate crude surged 4.5% to settle at $82.49 a barrel, its highest level in weeks. The rally was driven by a combination of factors, including tightening supply expectations and renewed demand optimism.

Canadian energy producers, which make up a significant portion of the TSX, benefited directly from the move. Companies in the sector often see their stock prices move in tandem with oil prices, as higher crude translates into stronger revenue and cash flow.

What This Means for Investors

For everyday investors, the day's action underscores the importance of diversification. While the AI trade has been a powerful driver of returns, it can also be a source of sharp reversals. The energy sector, by contrast, offers a different kind of exposure—one tied to global commodity cycles rather than tech hype.

The broader market backdrop remains mixed. On one hand, cooling inflation data has reduced the odds of a July rate hike by the Bank of Canada to just 10%, as noted in Dollar Holds Steady as Cooling Inflation Cuts July Rate Hike Odds to 10%. That's supportive for stocks. On the other hand, the AI selloff shows that even popular themes can lose momentum quickly.

Investors should also keep an eye on the upcoming Canadian earnings season, which kicks off with reports from Rogers, Teck Resources, and CN Rail. The Canada's Q2 Earnings Season Kicks Off with Rogers, Teck, and CN Rail will provide fresh insight into corporate health and could set the tone for the next few weeks.

Looking Ahead

The TSX's slip to a one-week low, as TSX Slips to One-Week Low as AI Chip Stocks Retreat, Energy Shares Gain notes, suggests that the market is in a period of consolidation. With no major economic data due next week, traders will likely focus on earnings and oil price movements.

For now, the energy rally provides a cushion against tech weakness, but the overall direction of the market may depend on whether the AI trade resumes its upward path or continues to cool. As always, a long-term perspective and a well-balanced portfolio remain the best strategies for navigating such shifts.

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