Tech gains help Nasdaq at open, broader markets flat

(Reuters) - The S&P and the Dow opened flat on Tuesday weighed down by declines in financial and energy stocks, while a surge in technology stocks drove gains on the Nasdaq.

The Dow Jones Industrial Average rose 6.43 points, or 0.03 percent, at the open to 24,820.12. The S&P 500 opened higher by 1.59 points, or 0.06 percent, at 2,748.46. The Nasdaq Composite gained 14.90 points, or 0.20 percent, to 7,621.36 at the opening bell.

(Reporting by Sruthi Shankar in Bengaluru; Editing by Shounak Dasgupta)