U.S. September PPI rises 1.3% as energy lifts goods prices and trade margins amplify services inflation

U.S. producer prices rose more quickly in September, with pressure appearing in energy goods, distribution services and business production inputs. The Bureau of Labor Statistics reported on October 15 that the final-demand Producer Price Index, or PPI, rose a seasonally adjusted 1.3% in September, following 0.5% in August and 0.2% in July. The unadjusted annual increase widened from 5.6% in August to 6.3%. Final-demand goods prices rose 2.6% over the month, while services prices increased 0.8%.¹

The headline increase is only part of the story. Energy provided the main impetus on the goods side, while a substantial part of the services increase came from the trade margins received by wholesalers and retailers. Meanwhile, final-demand prices still rose after food, energy and trade services were excluded. The report therefore needs to be read across goods prices, distribution services and the remaining prices, with subsequent transmission still to be established.

Archive photo: a pumpjack near Monahans, Texas, on March 4, 2026. Photo: Quintin Soloviev, “Oil pumpjack in the Permian Basin” / Wikimedia Commons; CC BY 4.0.

Energy accounted for more than four-fifths of the goods increase

Final-demand energy prices rose a seasonally adjusted 10.8% in September, following 4.5% in August. BLS attributed more than 80% of the month's increase in final-demand goods to energy. Gasoline prices rose 20.3% and accounted for half of the goods increase. The denominator in those contribution statements is final-demand goods; overall final-demand PPI also includes services and construction.¹

Beyond energy, final-demand food prices rose 1.2% over the month, and goods excluding food and energy rose 0.3%. That latter category had increased 0.4% in August: even as the overall goods increase accelerated, the monthly pace for nonfood, nonenergy goods eased slightly. On an unadjusted annual basis, final-demand goods rose 9.8%, with energy up 35.4%, goods excluding food and energy up 5.1%, and food unchanged from a year earlier.¹

The differences between time horizons matter. The monthly food rebound did not take prices above their year-earlier level, while a smaller monthly increase in nonenergy goods does not erase the price increases accumulated over the previous year. Purchasing businesses need to match the data to their particular inputs and contract periods, rather than treating the 2.6% overall goods increase as a uniform adjustment to every purchase.

Nearly half of the services increase came from trade margins

Final-demand services prices rose a seasonally adjusted 0.8% in September, following 0.2% in August. Trade services rose 1.4%, accounting for nearly half of the services increase, according to BLS. Transportation and warehousing services rose 3.4%, while services excluding trade, transportation and warehousing increased 0.3%. Prices were changing in both goods and distribution, but the statistical meaning of those movements differs.¹

Trade-services PPIs measure wholesale and retail margins: the selling price of a product minus the current price of acquiring a replacement of the same product. This represents the price of distribution services. It is neither the full shelf price nor a company's net profit after wages, rent and other expenses. Selling and replenishment prices can move independently, so a margin index can increase sharply even when the change in the final selling price is much smaller.²³

The release supplies a concrete example. Margins for machinery and vehicle wholesaling rose 3.9%, contributing more than 20% of the monthly services increase; Table 2 identifies that detailed series as not seasonally adjusted. In contrast, the release reported declining margins for automotive fuels and lubricants retailing despite the sharp rise in gasoline producer prices. The coexistence of higher fuel prices and a narrower margin on selling fuel shows why product prices and returns to distribution need to be examined separately.¹

This distinction changes how the supply chain should be examined. Prices received by upstream sellers, transportation-service prices and distribution margins need to be checked separately. Describing them all as “wholesale prices” obscures who is receiving higher prices, who faces higher acquisition costs and where the margin between them is changing.

Excluding three volatile categories still leaves a 0.5% monthly increase

Final demand excluding food, energy and trade services rose a seasonally adjusted 0.5% in September, up from 0.3% in August. Its unadjusted annual increase widened from 4.8% to 5.0%. By excluding both energy goods and trade margins, this measure provides another perspective on the remaining prices. Its coverage differs from the measure excluding only food and energy, making it important to specify the exclusions when referring to “core PPI.”¹

The figures show that this month's pressure did not disappear when those three categories were removed. They do not establish that energy caused all the remaining increases. Transportation firms, manufacturers and other service providers may face energy costs, but their pricing decisions also depend on contracts, competition and demand. Removing the direct energy category does not remove energy costs potentially embedded in other prices; the release does not separately identify those indirect effects.

Upstream inputs rose together, but the increases cannot be added along the chain

Intermediate-demand data shift the focus to production inputs purchased by businesses. In September, seasonally adjusted prices rose 2.5% for processed intermediate goods, 8.4% for unprocessed intermediate goods and 0.9% for intermediate-demand services. Their respective unadjusted annual increases were 14.1%, 21.5% and 6.3%. These measures provide price information beyond final demand.¹

Energy was also the main source of upstream goods inflation. Processed energy goods rose 10.2% over the month, explaining more than 80% of the increase in processed intermediate goods. Unprocessed energy materials rose 22.2% and likewise explained more than 80% of the unprocessed-goods increase. At the same time, processed materials excluding food and energy rose 0.5%, and unprocessed nonfood materials excluding energy increased 2.5%, showing that changes were not confined to the energy categories.¹

These figures are not, however, a cost bill that can be added stage by stage. BLS allocates product weights by buyer and use, and the same commodity-price series can enter indexes for different uses. Gasoline, for example, can be bought by households or used as a business input. Intermediate demand also excludes capital investment: purchasing equipment and purchasing routine production materials occupy different places in the final-demand/intermediate-demand system.¹²

The 8.4% increase in unprocessed intermediate goods therefore cannot simply be added to the 2.5% processed-goods increase, and then to the 1.3% final-demand increase. They are price changes for different baskets with different weights. They identify links in the chain that merit attention, but do not independently establish that a particular cost increase has already been passed fully to the next buyer.

Purchasing and operating decisions need item-level evidence

September's figures also show that business inputs did not all become more expensive at the same rate. Private capital equipment within final demand rose a seasonally adjusted 0.3% over the month and an unadjusted 4.0% over the year, much less than the month's energy-category increase. A business dependent on fuel-intensive transportation therefore faces a different direct price signal from one planning equipment purchases.¹

For companies with existing purchasing contracts, the relevant questions are which index the contract uses, when repricing occurs and which inputs it covers. The release's technical note explains that long-term contract escalation generally uses unadjusted data, while seasonally adjusted monthly changes are principally useful for examining trends. Whether the 1.3% headline PPI increase applies to an existing supply contract depends on those specific provisions.¹

Operating results also require information about quantities and expenditure. A higher unit price received by a seller does not automatically mean higher sales volumes, revenue or net profit. Wider trade margins likewise do not establish better profits after all expenses. If input-price increases persist and companies cannot offset them through contracts or operating changes, cost pressure may increase; if demand limits pass-through, the effect may fall on margins. This is conditional analysis based on what the measures represent. The release itself does not estimate changes in profits that businesses have already realized.

Preliminary figures and revisions shape the next assessment

The release marks September data as preliminary and explains that some May-through-August figures were revised to incorporate late reports and respondent corrections. PPIs generally remain subject to revision for four months after their originally scheduled publication; seasonally adjusted series can also change for the previous five years when seasonal factors are re-estimated. Comparisons with earlier months should therefore use comparable figures from the same release vintage.¹

A more basic boundary is that PPI measures prices received by domestic U.S. producers. Final demand encompasses personal consumption, capital investment, government purchases and exports. It is neither a household shopping basket nor a complete input-cost index for every company. Its coverage and pricing methods differ from consumer-price measures, so September's 6.3% annual increase cannot simply be presented as the increase in household living costs.¹²

The next tests are whether energy increases persist, whether monthly increases excluding food, energy and trade services remain elevated, and how upstream prices and downstream trade margins adjust relative to one another. The release schedules October PPI for November 13 at 8:30 a.m. Eastern Time.¹ Until the next data and business disclosures arrive, September's clear conclusion is that producer-price pressure expanded, with both energy and distribution margins contributing. More specific evidence is still needed to establish which part of the chain absorbs the costs.

Source notes

1. October 15, 2026, 8:30 a.m. Eastern Time · Producer Price Indexes — September 2026, including Tables A–D, Tables 1–2 and the Technical Note · U.S. Bureau of Labor Statistics. ↩ ↩² ↩³ ↩⁴ ↩⁵ ↩⁶ ↩⁷ ↩⁸ ↩⁹ ↩¹⁰ ↩¹¹ ↩¹² ↩¹³ ↩¹⁴

2. June 2024 · Debunking 8 common misconceptions about the Producer Price Index · U.S. Bureau of Labor Statistics, Deanna Bathgate and Jonathan Weinhagen. ↩ ↩² ↩³

3. August 2012 · Wholesale and retail Producer Price Indexes: margin prices · U.S. Bureau of Labor Statistics, Producer Price Index program staff. ↩