ISM Services Prices Index

A monthly survey indicator of price changes paid by US service-sector businesses.

Economic IndicatorsHigh volatilityISM Services PricesISM Services Prices Paid IndexISM Non-Manufacturing Prices IndexServices Prices Index

Full explanation

The ISM Services Prices Index measures whether US service-sector businesses are paying higher or lower prices for the materials and services they buy. It is a monthly survey-based diffusion index: a reading above 50 indicates that more respondents report rising prices than falling prices, while a reading below 50 indicates the reverse. It is published as part of the ISM Services PMI Report and reflects month-to-month changes reported by purchasing and supply executives across US services industries.

Why traders watch it

Traders watch it as a timely indication of cost pressures in the much larger US services sector, which can shape inflation and interest-rate expectations.

Market interpretation

US dollar
The result can influence expectations for US inflation and interest rates, particularly when it differs materially from forecasts or conflicts with other price indicators.
US government bonds
The result can affect rate expectations and Treasury yields when markets reassess the likely persistence of inflation pressures.
Equities
The result can influence views on operating costs, demand conditions and the interest-rate outlook.

Stronger vs weaker outcomes

A higher-than-expected reading may be viewed as evidence of broader or more persistent services-sector cost pressure. A lower-than-expected reading may suggest that price pressures are easing, though the result should be assessed alongside the broader Services PMI and other inflation measures.

Stronger than expected

A higher reading can indicate that rising input costs are being reported more broadly across services industries. It may increase attention to services-related inflation pressures, especially if activity remains firm.

Weaker than expected

A lower reading can indicate that fewer services businesses are reporting rising prices, or that reports of lower prices are becoming more common. It may point to easing cost pressure, but does not by itself establish a broader fall in consumer inflation.

In line with expectations

Readings above 50 generally indicate more widespread increases in prices paid; readings below 50 indicate more widespread decreases.

Typical volatility

High. This is a diffusion measure of the breadth and direction of monthly price changes, not a direct measure of consumer inflation or the size of price increases. Energy, tariffs, contract timing and sector-specific costs can materially affect individual releases.

Trading considerations

  • Compare the reading with market expectations as well as the previous month and any revisions or methodological notes.
  • Assess the Prices Index alongside the ISM Services PMI, New Orders and Employment components rather than in isolation.
  • Distinguish prices paid by businesses from consumer prices; the index is not a direct CPI measure.
  • Expect liquidity and spreads to vary around the scheduled ISM Services PMI release, especially during periods when inflation and central-bank policy are dominant market themes.

Educational guidance only — never a trading signal or recommendation.

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