Nasdaq adds to record with soaring Amazon, Microsoft

Nasdaq extended its record Friday with strong boosts from Amazon, Microsoft and Google.

Overall trade meanwhile was charged up by new twists in the three-way merger fight between generic pharmaceutical companies Teva, Mylan and Perrigo, and the collapse of Comcast's $45 billion merger bid for Time Warner Cable.

After finally breaking its 15-year-old record on Thursday, the Nasdaq Composite Index added another 36.02 points (0.71 percent) at 5,092.08.

The Dow Jones Industrial Average edged up 21.72 (0.12 percent) to 18,080.41, while the S&P 500 added 4.82 (0.23 percent) at 2,117.75.