Empire State Manufacturing Survey: Inventories: Current (increase vs decrease; diffusion index; percentage points; seasonally unadjusted) - United States - NY FED - Monthly
This series is part of the dataset: Empire State Manufacturing Survey (NY FED)
Download Full Dataset (.xlsx)Latest updates. Based on a sample of manufacturing firms surveyd by the FED, the seasonally unadjusted diffusion index for inventories (share of CEOs seeing a recent increase minus share reporting a decrease) was 6.9 in March 2026, compared to 7.1 in February 2026.
Sample. There are 297 observations overall in the monthly series presented in the graph above. The series covers the period going from July 2001 to March 2026.
History. Take a look at a few simple statistics computed on the full sample: the diffusion index hit a trough of -36.5 in July 2009; it reached its highest level of 40.0 in September 2001; it was equal on average to -2.8.
Latest values
| Date | Value - Percentage points |
|---|---|
| 2026-01-31 | -2.1 |
| 2026-02-28 | 7.1 |
| 2026-03-31 | 6.9 |
Nugget of wisdom. To simplify research, we group series into worksheets and datasets. By moving down the page, you will discover how we structured further material related to the statistics provided here.
Not for investment purposes. Data and analyses hosted on this web site are not intended for investment purposes or other financial decisions. Users should seek expert advice and do their own independent due diligence before pledging money to any investment.
Series Metadata
| Field | Value |
|---|---|
| Description | Diffusion index for the question: Did inventories increase or decrease in the past month? |
| Country | United States |
| Economic concept | Business survey response |
| Data type | Coincident indicator of the business cycle |
| Deflation method | Not applicable |
| Seasonally adjusted | No |
| Rescaling | None |
| Frequency | Monthly |
| Unit | Percentage points |
| Source | Federal Reserve Bank of New York |
| Source type | Central bank |
| Data licence | Free use subject to conditions |
| Measure type | Diffusion index (share of respondents reporting an increase minus share reporting a decrease) |
Series in the same data set
Discover the other time series included in this data set.