Key facts
- The S&P 500 closed at a record high.
- This marks the fifth consecutive trading day of gains for the index.
- The S&P 500 has reached 23 record highs in 2026.
The S&P 500 is a broad market index that tracks the performance of 500 of the largest publicly traded companies in the United States. Reaching new record highs typically signifies robust investor confidence and a positive economic outlook.