Wall Street largely thinks Vice President Kamala Harris beat former President Donald Trump in what will likely be their only debate. The outcome of the election is crucial for clean energy stocks, which have received tax credits through Biden administration's Inflation Reduction Act.

US stock indices were mixed on Wednesday after the latest inflation data. At the opening bell, the Dow Jones Industrial Average fell 98.2 points, or 0.24%, to 40638.76. The S&P 500 fell 0.9 point, or 0.02%, to 5496.42​, while the Nasdaq Composite rose 35.5 points, or 0.21%, to 17061.406.

Wall Street's main indexes were mixed at the open on Wednesday as uncertainty about the Federal Reserve's interest rate path increased following the latest inflation data.