Markets
8.1
S&P 500 gains 3.98% to $657.10 on moderate volume
The S&P 500 index moved up 3.98% to $657.10 with trading volume of 38.4 million shares. The magnitude of the single-day gain is notable but the underlying drivers are not specified in this data snapshot. Without context on market catalysts, economic data, or sector performance, the sustainability and significance of this move remain unclear.