Stocks are closing flat on Wall Street as investors prepare for a busy week of updates on inflation.

The S&P 500 gave up early gains and closed down 0.1% Monday, while the Dow Jones Industrial Average edged higher and the Nasdaq fell slightly.

Small-company stocks outpaced the broader market in a sign of investors' confidence in the economy.

Retailers and communications stocks were among the biggest winners. Clean energy companies, including First Solar, rose following Senate approval of Democrats' big election-year economic package.

The government will release its July reports for consumer prices and wholesale prices later this week.