Stocks advanced as second-half trading began on U.S. exchanges, lifting the S&P 500 and Dow by 0.3% and 0.1%, respectively, while the Nasdaq rose 0.8% to a record.

Stocks advanced as second-half trading began on U.S. exchanges, lifting the S&P 500 and Dow by 0.3% and 0.1%, respectively, while the Nasdaq rose 0.8% to a record.