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Canadian Stocks Tumble As U.S.-Iran Deal Delayed Amid Fresh Middle East Escalation

Canadian stocks fell Wednesday as renewed Middle East attacks delayed a U.S.-Iran peace agreement and the planned reopening of the Strait of Hormuz. The S&P/TSX Composite ended at 34,801.54, down 1.05%. OECD said Canada’s GDP growth should rebound to 1.20% later in 2025 and 1.70% in 2027.

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Canadian session open/close amid renewed Middle East escalation
Risk-off (Canadian equities down) driven by delayed U.S.-Iran Strait of Hormuz reopening expectations

Background

U.S.-Iran talks over reopening the Strait of Hormuz were reported to be nearing a memorandum, but fresh Middle East attacks (Israel-Lebanon) and Iran’s pause/protest claims delayed progress.

Why it matters

Renewed strikes and threats increase the probability of continued disruption risk around the Strait of Hormuz, pushing markets toward risk-off and delaying any near-term easing in energy-route concerns.

Market relevance

This is a macro/geopolitical catalyst driving broad Canadian equity moves; the article does not provide company-specific fundamentals for any single issuer beyond being listed gainers/losers.

Market effects

Energy and consumer staples outperformed while IT and materials lagged, consistent with geopolitical risk and oil-route uncertainty read-through.

S&P/TSX Composite fell ~1% as Strait of Hormuz reopening expectations were pushed out by renewed attacks and talk pauses.

Escalation risk raises crude/shipping volatility and can spill into global risk assets and energy supply-chain pricing.

Alternative perspectives

The article cites a ceasefire claim and ongoing negotiations, so equity weakness may be overdone versus the probability of eventual de-escalation.

Canada’s macro/PMI and OECD growth commentary could partially offset geopolitics, but the piece doesn’t quantify how much.

Key entities

  • Strait of Hormuz

    Critical chokepoint whose reopening expectations were delayed by renewed Middle East escalation.

  • U.S.-Iran negotiations

    Talks reportedly nearing a memorandum but stalled amid edits and renewed attacks.

  • U.S. Central Command

    Announced strikes on a communications tower near Iran, escalating tit-for-tat risk.

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