📊 Chicago Fed National Activity Index (CFNAI)

To: Institutional Clients

From: Global Economics Strategy Team

Date: August 2026

Subject: CFNAI Analysis: US Activity Stabilizes Near Long-Run Trend

1. Executive Summary

The latest Chicago Fed National Activity Index (CFNAI) print of -0.04 indicates that US economic activity is oscillating narrowly around its long-term historical trend. After a period of volatility throughout 2025 and early 2026, the data suggests a stabilization phase where the economy is neither significantly overheating nor sliding into a contractionary spiral.

The overall tone is one of "fragile equilibrium." The convergence of the headline index and the 3-month moving average toward the zero-line signals a neutralization of previous cyclical shocks, suggesting that the economy has entered a period of low-momentum stability.

2. Five Main Views

• Trend Convergence: The headline CFNAI has moved from a low of -0.50 (Oct '25) to -0.04 (Aug '26), signaling a recovery from previous weakness toward the long-term trend.
• Momentum Flattening: The 3-month moving average (CFNAIMA3) has effectively flattened at +0.01, indicating that recent fluctuations are noise rather than a directional shift.
• Volatility Compression: The wide swings seen in late 2025 (e.g., the jump from -0.31 in Nov to -0.06 in Dec) have subsided, replaced by a tight range between -0.10 and +0.13 over the last six months.
• Neutral Regime Positioning: With a 10-year Z-score of +0.01$\sigma$ and a 48.3rd percentile ranking, the US economy is currently operating at its exact historical median.
• Absence of Tail Risk: The current print is far removed from the 10-year range extremes (-18.35 to 6.33), suggesting that neither a deep recessionary shock nor an inflationary boom is currently manifesting in the aggregate data.

3. Macro Characterization

(i) Growth: Real activity is characterized by stagnation at trend. The marginal decline from July (+0.08) to August (-0.04) suggests that while the economy has avoided a downturn, it lacks the internal combustion necessary to drive a robust expansion.

(ii) Labor Market: Given the CFNAI’s composition, the proximity to 0.00 suggests a labor market in equilibrium. We observe no evidence of the extreme tightness that characterizes overheating, nor the rapid deterioration associated with cyclical peaks.

(iii) Inflation: The data implies a cooling of inflationary pressures. The lack of positive divergence in the CFNAI (which typically precedes inflation spikes) suggests that demand is currently well-aligned with supply capacity.

4. Cyclical Alignment

Based on the provided metrics—a Z-score of +0.01$\sigma$ and a 48.3rd percentile ranking—the current regime is classified as a 'mid-cycle' pause.

Because the Z-score is well within the $|2.0|$ threshold, we reject the hypothesis of a regime shift or late-cycle overheating. The economy is not exhibiting the "extreme" readings associated with cyclical turning points; rather, it is exhibiting a textbook period of mean reversion where activity is anchored to the long-term average.

5. Policy Outlook

Forecast: Hold / Neutral Bias

The data provides a strong justification for the Federal Reserve to maintain the current federal funds rate. With the CFNAI sitting at the 48.3rd percentile and the 3-month moving average essentially at zero (+0.01), there is no empirical evidence to support an aggressive tightening cycle (no overheating) or an emergency easing cycle (no contraction).

We expect the Fed to remain on hold in the next meeting. The balance of risks is symmetric; however, the stability of the CFNAIMA3 suggests the Fed has successfully navigated the economy toward a "soft landing" equilibrium. Any future move will likely be data-dependent and reactive to a break in this current trend-line stability.