Wall Street set for big gains on first trading day of 2017

S&P 500 e-minis were up 15.25 points, or 0.68%, with 153,651 contracts traded

Wall Street looked set for big gains on Tuesday, the first trading day of 2017, with all eyes on the Dow Jones Industrial Average as it zeroes in on the historical 20,000 mark.

After coming within a hair's breadth of the milestone in December as part of a post-election rally, the Dow will make a fresh attempt at breaching the mark.

The Dow rose 13.4 percent in 2016 - its best performance in three years - registering strong gains in the past two months as investors bet that Presidential-elect Donald Trump would introduce market friendly policies such as tax cuts