The index climbed 0.57% Monday, extending a run that's taken it well past June's all-time closing high.

Canada's benchmark S&P/TSX Composite Index closed at 36,009.40 on Monday, up 202.75 points or 0.57%, as a broader global rally lifted equity markets. The move keeps the index in a range well above the all-time closing high of 35,169.46 it set back on June 2, extending a run that's held despite months of trade uncertainty layered on top of it.

A market shrugging off the trade backdrop, for now

The TSX's resilience through 2026 has been notable given the backdrop: escalating tariffs between Canada and the U.S., a war in the Middle East pushing energy prices around, and a Bank of Canada that's stopped cutting rates. Part of the explanation is structural — the index carries an unusually heavy combined weighting toward energy, materials and financials compared to peers like the S&P 500, which means its day-to-day moves often track commodity prices and rate expectations more than the trade headlines dominating the news cycle.

That same structure cuts both ways. Sessions where oil rallies have repeatedly cushioned the TSX against broader selloffs tied to global growth concerns, while sessions where bond yields spike have hit the index's heavier industrial and financial weighting harder than more tech-weighted markets.

What it means if you're not a trader

For business owners without direct market exposure, a rising TSX is mostly a read on investor sentiment rather than something that changes day-to-day operating conditions. It's worth more attention if your business has a pension plan, investment holdings, or plans to raise capital through equity markets — a strong index generally makes capital-raising easier and financing conditions marginally more favourable, even against the same trade uncertainty that's been weighing on the broader economic picture.