Upward revisions for both indices from University of Michigan Survey of Consumers:

Figure 1: University of Michigan Consumer Sentiment for Democrats (blue, left scale), for Independents (gray, left scale), for Republicans (red, left scale),  Shapiro, Sudhof and Wilson (2020) Daily News Sentiment Index (green, right scale). The News Index observation for September is through 9/22/2024. Source: U.Mich, SF Fed.

Even Republicans/lean Republicans are looking more upbeat about the future in September:

Figure 2: University of Michigan Consumer Expectations for Democrats (blue), for Independents (gray), for Republicans (red). Source: U.Mich, SF Fed.

However, by far the biggest change is for Democratic/lean Democratic since July (up 12.3 points).

On a related point, trust in handling the economy is just about tied:

Source: Axios.

The above poll results are about a month ago. The latest AP-NORC poll from September 13-16 indicates 46-43 Trump/Harris for this question, margin of error 3.4 ppts (hence, a statistical tie).