Canada’s Factory Growth Falls to Six-Month Low as Orders From U.S. Customers Drop Again

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Canada’s factory sector is still growing, but September delivered a clear warning that the rebound is losing speed. The S&P Global Canada Manufacturing PMI fell to 51.5 from 53.0 in August, leaving the index above the 50-point line that separates expansion from contraction but at its weakest level in six months.

The more important story sits beneath the headline. New orders slipped for the first time since March, export demand weakened for a fourth straight month, and manufacturers again pointed to softer business from U.S. customers. At the same time, supplier delays and input costs intensified. For companies that spent much of 2025 navigating weak demand and trade uncertainty, September looked less like a reversal than a reminder that Canada’s factory recovery remains vulnerable to conditions beyond the plant gate.

Growth Continues, but the Cushion Is Thinner

A PMI reading of 51.5 still signals that Canadian manufacturing conditions improved from the previous month, so September was not an outright contraction. It was also the sixth consecutive month above 50. That matters because the sector spent much of 2025 below the expansion line. In September 2025, the same index stood at 47.7. The latest reading therefore describes a sector in a better position than a year earlier, even if the pace has cooled sharply from summer.

The change in momentum is what stands out. July’s PMI reached 53.5 before slipping to 53.0 in August and 51.5 in September. The output index also fell to 50.8 from 52.8, showing production still increased but only narrowly. For a manufacturer deciding whether to add a shift, order more materials or commit to new equipment, that difference matters. Expansion is continuing, but the cushion around it is getting thinner for many manufacturers.

U.S. Orders Are the Clearest Weak Spot

The most direct pressure came from export demand. New export orders fell for a fourth consecutive month, and surveyed manufacturers linked the decline to weaker demand from U.S. customers amid greater trade friction. That matters because cross-border business is deeply embedded in Canadian production networks, from autos and machinery to metals, food and industrial components. A softer U.S. order book can quickly show up in plant schedules, supplier purchases and overtime decisions.

Broader trade data underline how important that market remains. Statistics Canada reported that merchandise exports to the United States fell 6.6% in July, the steepest monthly percentage decline since April 2025. Exports to countries outside the United States rose 7.4% to a record $25.6 billion. The U.S. decline was driven largely by crude oil and gold, so it is not a direct measure of factory demand, but it shows how sharply Canadian trade flows can move very quickly.

New Orders Matter More Than the Headline Alone

September deserves attention because total new orders declined for the first time since March. In S&P Global’s methodology, new orders carry a 30% weight in the headline PMI, more than any other component. That makes order flow especially useful for judging whether current production growth can continue. Factories can stay busy for a time by working through existing contracts, but sustained expansion usually requires a steady pipeline of fresh business.

That helps explain why a PMI above 50 can still feel uncomfortable on the factory floor. A plant may be producing more this month while sales teams see fewer new contracts arriving for the next one. S&P Global also reported client hesitation, which fits that pattern. The slowdown therefore is not simply about what factories produced in September; it is about whether demand will be strong enough to keep machinery, workers and supplier networks equally busy later in the autumn.

Supply-Chain Delays Are Back in Force

Factories are also dealing with a problem that became painfully familiar earlier in the decade: slower deliveries. S&P Global said supplier delays in September were the most widespread since August 2022. Manufacturers reported vendors running short of stock, while customs delays and difficulties at the U.S. border added friction. The survey also cited the conflict with Iran and demand related to artificial intelligence as sources of pressure on already stretched supply chains.

A delay does not need to shut an entire plant to become expensive. A missing electronic component, specialty metal or imported machine part can force production to be rescheduled, leave workers waiting or require a costlier substitute. When suppliers become less dependable, companies often carry more safety stock or order earlier, tying up cash in inventory. September is notable because supply problems worsened while customer demand softened, creating a difficult combination of slower sales and harder-to-source critical inputs.

Cost Pressures Are Rising Again

September also brought a sharp increase in what manufacturers paid for materials and energy. S&P Global’s input-cost index rose to 71.1 from 66.4 in August, its highest reading since July 2022. Product shortages and elevated energy prices were among the pressures cited. That matters because manufacturers are not simply facing slower order growth; they are also being asked to absorb higher costs while demand becomes less dependable.

The squeeze can be especially difficult for companies working under fixed-price contracts. A parts supplier that promised a customer a set price months earlier may have little room to recover a jump in freight, fuel, metals or other inputs. Manufacturers can try to raise selling prices, but weaker demand limits what customers will accept. The result is a familiar margin problem: costs move quickly while revenue and pricing power respond more slowly. Smaller manufacturers with less bargaining power can feel that pressure first.

Hiring Is Holding Up, but the Pace Is Slowing

Employment was a resilient part of the September report. Manufacturers increased staffing for a sixth consecutive month, according to S&P Global. That suggests many firms still see enough work ahead to justify keeping or adding employees. The survey also cited long-term contracts and persistent shortages of skilled workers as reasons some companies expanded capacity, showing that labour decisions do not always move in lockstep with a single month of new orders.

Still, job creation slowed to its weakest pace since May. That detail can matter more than the direction alone. A company may continue hiring electricians, machinists or technicians because those workers are difficult to replace, while slowing recruitment for other roles until demand becomes clearer. September did not show a factory employment retreat. It showed a labour market becoming more cautious, with manufacturers still adding people but doing so more slowly as the outlook for orders becomes less certain.

Inventories and Backlogs Point to More Caution

Inventory behaviour also changed in September. S&P Global reported that stocks of purchases fell for the first time in six months as companies drew down existing materials. Backlogs of unfinished work also declined, with the drop described as the largest in eight months. Together, those signals suggest factories had less accumulated work to lean on and were becoming more careful about how much material they kept on hand.

Official Statistics Canada data from July provide context. Manufacturing inventories rose 0.3% that month to $127.5 billion, while the inventory-to-sales ratio increased to 1.62 and unfilled orders rose 1.9% to $134.6 billion. Those figures cover an earlier period and use a different methodology from the PMI, so they are not contradictory. Instead, they show how conditions can turn. Companies entered late summer with sizable inventories and order books, but September’s survey suggests some of that cushion was being used rather than replenished.

Hard Factory Data Are Sending a Mixed Signal

Official manufacturing numbers have already shown some loss of momentum. Statistics Canada reported that factory sales fell 0.4% in July to $78.7 billion after five consecutive monthly increases. Sales declined in eight of 21 subsectors, led by chemicals and food. At the same time, total manufacturing sales were still 10.9% higher than a year earlier, showing how much the sector had recovered before September’s PMI slowdown.

The next month looked better, at least in preliminary form. Statistics Canada’s advance estimate indicated that manufacturing sales increased 1.1% in August, with primary metals and chemicals leading the gain. That estimate was based on a 73.9% weighted response rate and remains subject to revision; the complete August release is scheduled for October 15. The contrast matters. July weakened, August appeared to rebound and September’s PMI then lost momentum. The evidence points to an uneven recovery rather than a straight-line decline across the country.

Manufacturing Weakness Is Showing Up in the Broader Economy

Factory softness has also appeared in Canada’s GDP data. Statistics Canada said real manufacturing output fell 0.9% in July, its first decline in four months. Non-durable manufacturing dropped 1.3% and durable manufacturing fell 0.5%. Petroleum and coal product manufacturing declined 5.7%, machinery manufacturing fell 5.1%, and fabricated metal products decreased 1.5%. Those setbacks helped leave overall Canadian real GDP essentially unchanged in July.

There were important offsets. Construction rose 1.3% and utilities increased 1.7%, preventing the goods-producing side of the economy from weakening more sharply. Statistics Canada’s advance information also pointed to a 0.2% increase in total real GDP in August. That makes the manufacturing story more nuanced than a simple national downturn. Factories are one part of a broader economy in which some industries are expanding while others stall, but persistent manufacturing weakness can still spread through transportation, wholesale trade, business investment and supplier networks across Canada over time.

The Next Few Releases Will Show Whether September Was a Pause or a Turn

September’s PMI is best read as an early warning rather than proof of a manufacturing downturn. The index remains above 50, employment is still rising and August’s preliminary factory-sales estimate was positive. At the same time, new orders are falling, export demand has weakened for four months, supplier delays have intensified, costs are rising and confidence has slipped to its lowest level since December 2025. That is a less comfortable mix than the headline expansion suggests.

Upcoming releases will show whether September was a pause or a broader slowdown. Statistics Canada is scheduled to publish full August manufacturing sales on October 15 and August GDP by industry on October 30. The next S&P Global Canada Manufacturing PMI is scheduled for November 2. The key question is whether U.S. customer demand stabilizes. If orders recover, the sector has room to expand; if they do not, the final quarter could become harder.

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