The latest AAII sentiment survey for the week ending September 20, 2024, indicates a significant increase in bullish sentiment among investors. The percentage of bullish investors rose to 50.8%, an increase of 11 percentage points from the previous week. Conversely, the percentage of bearish investors decreased to 26.4%, a drop of 4.5 percentage points. This shift in sentiment suggests a growing optimism in the market, with many investors feeling bullish about future prospects.