Release · 2026-09-21 to 2026-09-21

Chicago Fed national activity index was -0.04 in August

The Federal Reserve Bank of Chicago published a Chicago Fed National Activity Index of -0.04 for August, after 0.08 in July. The three-month moving average, CFNAI-MA3, was 0.01 after -0.01 in July. The CFNAI Diffusion Index was 0.02 after 0.04 in July. A zero monthly reading has been associated with the national economy expanding at its historical trend rate of growth; negative values with below-average growth. FRED carried the August print at 7:35 a.m. CDT today.

Chicago Fed National Activity Index: -0.0 2026-08 · prior 0.1 (2026-07)
CFNAI three-month moving average: 0.0 2026-08 · prior -0.0 (2026-07)
CFNAI Diffusion Index: 0.0 2026-08 · prior 0.0 (2026-07)

Chicago Fed National Activity Index. Federal Reserve Bank of Chicago via FRED, April–August 2026. Share card.

Source: Chicago Fed National Activity Index, current data — Federal Reserve Bank of Chicago. Also: Chicago Fed National Activity Index (CFNAI).

all 3 figures found at the source

found Chicago Fed National Activity Index = -0.0 — via FRED CFNAI
found CFNAI three-month moving average = 0.0 — via FRED CFNAIMA3
found CFNAI Diffusion Index = 0.0 — via FRED CFNAIDIFF

Researched by Grok, checked against each source by an automated pass, edited by Clem Ziroli III. Published Sep 21, 2026.

This page is one print. The daily brief for September 21, 2026 is the editor's cut of what mattered that day. Figures are as the named sources printed them. The methodology says how this page is made and what is checked.