• Bloomberg Economics projects headline CPI to jump 0.6% MoM in September, pushing annual inflation to 3.7% from 3.4%.
  • Core CPI is expected to rise just 0.23% MoM, with annual core inflation edging up to 2.46%.
  • The report, released minutes before the official data, points to rising energy and goods prices outweighing cooling services inflation.

Bloomberg Economics Sees Sharp Headline Increase

Bloomberg Economics forecasts that U.S. headline consumer price inflation accelerated to 3.7% year-over-year in September, up from 3.4% in August, according to a report released Thursday. The firm expects monthly headline CPI to rise 0.6%, while core CPI—which excludes food and energy—is projected to increase just 0.23% month-over-month, with annual core inflation ticking up to 2.46%.

The forecast, published at 8:28 a.m. EDT, comes two minutes before the Bureau of Labor Statistics is scheduled to release the official September CPI report at 8:30 a.m. EDT. If accurate, it would mark a significant acceleration in headline inflation, driven largely by energy and goods prices, even as underlying services inflation cools.

The projection is not a consensus view. A Bloomberg survey of economists estimates headline inflation at 3.6%, while a Wall Street Journal (NWSA) poll forecasts 3.6% headline and 2.5% core inflation. The mixed estimates underscore uncertainty over the path of price pressures as the Federal Reserve weighs its next policy move.

Energy and Goods Prices Drive the Upside

The anticipated jump in headline inflation is largely attributed to rising energy costs. In August, energy prices were already 16.3% higher than a year earlier, with gasoline up 27.4% and fuel oil surging 52.0%. By contrast, core goods inflation was just 0.7%, and services excluding energy rose 3.0%.

Several supply-side pressures are overlapping. Ongoing conflict in the Middle East has pushed energy costs higher, while the artificial-intelligence infrastructure buildout is straining supplies of computer chips and labor. These factors create distinct inflationary channels: energy affects transport and production broadly, while investment demand creates targeted bottlenecks.

«What institutional investors like us are really focused on is regulatory stability,» said Andrea Valeri, Blackstone (BX)’s country chairman for Italy, at a recent conference. While his comments referred to Italy, the sentiment echoes broader market concerns about regulatory and economic uncertainty.

Fed Watchers Eye October Meeting

The inflation forecast arrives as monetary policy is already restrictive. The Fed raised rates by 25 basis points in September and signaled that further increases may be needed. However, current reporting suggests the central bank may hold rates steady at its October 27–28 meeting while assessing incoming data.

Treasury and European government-bond yields fell ahead of the release, indicating that markets are not pricing an immediate additional hike. «We have a constant balance with the banks, which really we consider our partners and not only our binary competitors,» said Cecile Mayer-Levi, head of private debt at Tikehau Capital (TKO.PA), speaking about the Italian market. Her remarks highlight the cautious stance among financial institutions as they navigate a complex rate environment.

Trade policy is also part of the inflation debate. Recent New York Fed research estimates that roughly one-quarter of last year’s tariff increases passed through to consumer prices, with the full effect taking about a year to move through supply chains. The effects extended to domestically produced goods, not just imports, suggesting tariffs can create delayed goods-price pressure rather than a single immediate jump.

Households and Businesses Feel the Squeeze

Rising fuel, food, and shipping costs are squeezing household budgets even as core inflation remains relatively subdued. Pre-release reporting indicates September would likely be the sixth consecutive month in which annual inflation exceeded wage growth, weakening real purchasing power.

Energy-intensive and transport-dependent businesses face higher costs that they may be unable to pass on. Reporting on banana producers illustrates this problem: refrigerated shipping, fertilizer, and packaging have become more expensive, while thin margins and retailer pricing practices limit price increases.

Higher rates are also weighing on housing and shopping activity, creating mixed outcomes for banks. JPMorgan (JPM)’s latest results showed weaker-than-expected profits and debt-trading performance, while Goldman Sachs (GS) benefited from strong equity and underwriting activity.

The September CPI release is the final inflation report before the midterm elections, placing household purchasing power and the administration’s tariff policies at the center of political debate. The Fed’s September projections anticipate PCE inflation declining from 3.7% in 2026 to 2.3% in 2027 and 2.0% in 2029, but 17 of 18 policymakers see headline inflation risks tilted upward.

«It’s a great country to invest here because there are a lot of very good companies and the market here is not as competitive as other markets,» said Giampiero Mazza, head of Italy at CVC Capital Partners (CVC.AS), referring to Italy. «You can create your own ideas.» His optimism contrasts with the cautious mood in U.S. markets as investors await the official inflation data.

The immediate next development is the official 8:30 a.m. release. Until then, the 3.7% headline and precise core estimates should remain clearly labeled as forecasts.