July 20 (Reuters) - Wall Street's main indexes opened higher on Monday as chip stocks recovered from last week's slump, and investors awaited a significant slew of results from the major technology firms that have spearheaded an artificial intelligence-driven rally in the market.

The Dow Jones Industrial Average rose 8.2 points, or 0.02 percent, at the open to 52,154.57. The S&P 500 gained 31.5 points, or 0.42 percent, to 7,489.18.

The Nasdaq Composite Index also rose 200.6 points, or 0.79 percent, to 25,720.871 points.