The S&P 500 posted its first gain in September 2024, closing up 1.16% on September 9th. This marks the index's first daily gain since August 30th. The S&P 500 had been down 4.3% in the first week of September and had lost $2.2 trillion in market cap. Other major indices also saw gains, with $SPY, $QQQ, and $DJI closing up 1.16%, 1.16%, and 1.20%, respectively, while $IWM rose 0.30%.