text:  Small gains on Wall Street Thursday. Stocks inched higher on Wall Street as markets wait for a key report on inflation. The S&P 500 edged up one-tenth of a percent Thursday. The Nasdaq Composite added three-tenths percent. The Dow rose 36 points. That's about one-tenth of a percent. Walgreens Boots Alliance sank more than 22 percent after reporting results that fell shy of forecasts and cutting its outlook.