Tariffs took the market by storm in 2025 as firms absorbed the tariff prices. The yr 2026 started with a brand new warfare with Iran, which the USA initiated. The upcoming renewal of the USA–Mexico–Canada Settlement (USMCA) on July 1 might reset the commerce between Canada and the US. This free commerce settlement is necessary for electronics manufacturing firms like Celestica (TSX:CLS), enterprise jet maker Bombardier (TSX:BBD.B), and automotive elements provider Magna Worldwide (TSX:MG).
The three firms commerce uncooked supplies and elements between the US and Canada to supply the top product. A tariff on USMCA exceptions might make automobiles, enterprise jets, and Synthetic Intelligence (AI) knowledge centres and community infrastructure costly.

Supply: Getty Photographs
Fearful about tariffs?
If the USA imposes tariffs even on USMCA exemptions, the above shares might see a pointy correction as they did in the course of the Iran warfare.
Bombardier inventory fell 17.7% until March 20 because the Iran warfare affected gasoline costs. It recovered 19% within the first half of April, because the US introduced a two-week ceasefire. An identical V-shaped rally is feasible because the July 1 negotiations close to. At current, it’s troublesome to foretell what is going to occur on July 1. You would think about shopping for the dip because the enterprise jet maker will discover an alternate if the USMCA negotiations fail.
Celestica is seeking to circumvent tariff uncertainty by investing $1 billion on increasing manufacturing vegetation in Taiwan, Japan, Mexico, and Texas. The inventory has surged virtually 50% in April forward of the first-quarter earnings on April 26.
In the meantime, Magna mitigated the tariff impression with tighter price management, sturdy monetary self-discipline, and improved effectivity from AI scheduling. Within the first quarter of the tariff announcement in 2025, Magna inventory fell 26% between January 1 and mid-April 2025. Then the inventory grew 109% until February 2026. As soon as once more, the inventory witnessed a pointy 23% dip from its February 2026 excessive as the primary quarter is seasonally weak. July 1 might see sharp momentum relying on the negotiations.
Are you continue to apprehensive about tariffs?
2 TSX shares I’d purchase and maintain
The above three shares initially fell from commerce tensions however have been fast to get well as tariffs hit different international locations as effectively, eradicating the fee drawback from tariffs. Whereas these shares have rallied to vital lengths, they is probably not a purchase at their present value.
Two Canadian shares which might be benefiting from tariff wars are TC Power (TSX:TRP) and Hen Building (TSX:BDT). Canada is increasing its export market by investing in power infrastructure to make its manufacturing from oil sands reserves accessible to worldwide markets. TC Power’s energy is its Nova Gasoline Transmission Line (NGTL) that collects gasoline from Alberta and connects it to the export pipeline Coastal GasLink. This pipeline straight connects to Canada’s liquified pure gasoline (LNG) export facility, LNG Canada.
TC Power is a inventory to purchase on the dip, as tariff wars have inspired Canada to cut back its reliance on the US and begin exporting from its home facility. The following 5 years might see a pointy enhance in its share costs as new pipeline tasks come on-line.
Hen Building will construct the power infrastructure, which is able to enhance its order books. The corporate will work in direction of quicker execution of tasks to make method for brand new ones. Canada’s infrastructure push from AI knowledge centres to LNG export amenities will convey cash to Hen. It’s a inventory to purchase on the dip as they’re in a progress cycle and will rise additional.