Staff of Reuters Read for 1 minute Reuters, July 6 – On Tuesday, the S&P 500 index began at a new high, boosted by shares of mega-cap technology companies, while shares of numerous U.S.-listed Chinese companies were hit by Beijing’s regulatory crackdown. The Dow Jones Industrial Average opened at 34,790.16, up 3.8 points, or 0.01 percent. At the outset, the S&P 500 jumped 4.1 points, or 0.09 percent, to a new high of 4,356.46, while the Nasdaq Composite rose 22.2 points, or 0.15 percent, to 14661.548. (In Bengaluru, Devik Jain reported; Arun Koyyur edited)/nRead More