Wall Street's main indexes opened flat to slightly higher in Tuesday's shortened trading session, with U.S. stocks entering a historically strong period before rounding off their second consecutive year of gains.

The S&P 500 posted two new 52-week highs and one new low, while the Nasdaq Composite recorded 26 new highs and 43 new lows.

Technology stocks led a broad rally on Wall Street during a holiday-shortened trading session the day before Christmas.

Stocks shook off a choppy start to finish higher Monday, as Wall Street kicked off a holiday-shortened week. The S&P 500 ended 0.7% higher after having been down 0.5% in the early going. The Dow Jones Industrial Average also recovered from an early slide to eke out a 0.2% gain. The tech-heavy Nasdaq composite rose 1%.

Wall Street's major market indices have kicked off the holiday-shortened trading week on a mixed note as investors ready themselves for the 2025 trading year. As the trading day progresses, the financial community has seen a downward shift in the blue-chip Dow (DJI) as the index dipped 0.