Wall Street edges up at open

US stocks rose at the open on Friday and looked to extend gains that have taken equities to highs not seen since before the 2008 collapse of Lehman Brothers.

The Dow Jones Industrial Average rose 8.09 points, or 0.06%, at 12,992.78. The Standard & Poor's 500 Index added 1.52 points, or 0.11%, at 1,364.98. The Nasdaq Composite Index gained 6.14 points, or 0.21%, at 2,963.12.