Dow Jones rises at the open after Walmart, Home Depot results beat

Wall Street's main indexes opened slightly higher on Tuesday after better-than-expected results from Walmart and Home Depot underscored strength in consumer demand against the backdrop of rising prices.

The Dow Jones Industrial Average rose 15.4 points, or 0.04%, at the open to 34,343.38. The S&P 500 rose 2.6 points, or 0.06%, at the open to 4,160.58, while the Nasdaq Composite rose 21.8 points, or 0.16%, to 13,401.04 at the opening bell.