India, Jan. 31 -- After ending yesterday's volatile session mostly higher, stocks are seeing further upside during trading on Friday. The tech-heavy Nasdaq is leading the charge, further offsetting the sharp pullback seen during Monday's session.

Currently, the Nasdaq and the S&P 500 are just off their highs of the session. The Nasdaq is up 246.30 points or 1.3 percent at 19,928.05 and the S&P 500 is up 39.32 points or 0.7 percent at 6,110.49.

The narrower Dow, on the other hand, has pulled back well off its best levels and is up by just 13.93 points or less than a tenth of a percent at 44,896.06.

The rally by the Nasdaq partly reflects a positive reaction to earnings news from tech giant Apple (AAPL), which reported fiscal first quarter...