AAII Bullish Sentiment (Weekly Survey)
Share of AAII members expecting stocks to rise over the next six months. Long-run average ≈37.5%.
Bullish sentiment fell 1.8 percentage points to 36.9%. Second week down for a drop of 3.4 percentage points. Lowest level in three weeks. 2% below the historical average.
Last two years
Source: AAII Investor Sentiment Survey. Entered weekly from the publisher's release; no free API exists.
Questions
What is the latest aaii bullish sentiment (weekly survey)?
36.9% as of October 21, 2026.
What does bullish sentiment measure?
Share of AAII members expecting stocks to rise over the next six months. Long-run average ≈37.5%.
Why does it matter for markets?
Retail sentiment is a contrary indicator at the extremes. Bulls piling in while flows weaken is the setup to fear; bulls fleeing while flows build is the setup to buy.
Where does the data come from and how often is it updated?
AAII Investor Sentiment Survey. This page refreshes automatically every week, within an hour of the source publishing.