US STOCKS-Wall St to dip at open, weighed by technology shares
* Blackberry slumps after results
* Molycorp climbs after SEC investigation
* Accenture tumbles after earnings, outlook
* Futures off: Dow 34 pts, S&P 3.6 pts, Nasdaq 6.5 pts
By Chuck Mikolajczak
NEW YORK, June 28 (Reuters) - U.S. stocks were set for a slightly lower open on Friday, as weakness in technology shares outweighed gains in other shares spurred by relief a premature pullback of central bank stimulus measures was unlikely.
The S&P 500 has risen 2.6 percent over the past three sessions as economic data and comments from U.S. Federal Reserve officials soothed worries over an earlier-than-expected reining in of stimulative bond purchases by the Fed.
The benchmark S&P index had slumped as much as 4.8 percent in the days following a June 19 statement from the U.S. Federal Reserve, when Chairman Ben Bernanke said the Fed could start slowing its bond purchases later this year if growth was strong enough.
Accenture PLC tumbled 8.9 percent to $73.10 in premarket trading after the outsourcing and consulting services provider cut its full-year outlook and reported third-quarter revenue below analysts' estimates. The results also weighed on competitor IBM, which dropped 1.8 percent to $192.15 before the opening bell. Continued...