MARKET PULSE-NII Holdings, Chesapeake Energy, Splunk, Compugen

U.S. stocks opened little changed on Friday, with the S&P 500 coming off a record close and after the U.S. government slashed its estimate for fourth-quarter economic growth. The Dow Jones industrial average was up 0.34 percent at 16,328.45, the S&P 500 was up 0.34 percent at 1,860.59 and the Nasdaq Composite was up 0.32 percent at 4,332.918.