The Standard & Poor™s 500 Index rose, following its first weekly advance this year, as gains in energy companies overshadowed a drop in technology shares as investors considered possible fallout from Greek elections.

The S&P 500 added 0.3 percent to 2,056.90 at 4 p.m. in New York, extending gains in the final 30 minutes of trading. The Dow Jones Industrial Average climbed 5.52 points, or less than 0.1 percent, to 17,678.12. The Nasdaq 100 Index slipped 0.1 percent.

The last time NYSE™s trading hours were changed because of a snowstorm was on Jan. 8, 1996, according to the exchange™s website. Weather shut American equity markets for two days in October 2012 in the aftermath of Hurricane Sandy.

Source : Bloomberg