Core Viewpoint - U.S. stocks experienced a significant rebound at the start of the first full trading week of the new year, reviving the Santa Claus rally that had been at risk of not occurring this year [1] Group 1 - The stock market's recovery was timely, suggesting a positive sentiment among investors as the new year begins [1] - The rebound indicates potential optimism in the market, which could influence trading strategies moving forward [1]