Nasdaq slips as tech weakness persists; Dow eyes fresh records

9:50am: Dow pushes ahead US stocks opened Friday on a mixed note, with investors rotating out of megacap tech and into value and cyclical names ahead of a busy slate of Federal Reserve speakers. The Dow Jones rose 0.3% to 48,863, extending its push toward fresh records, while the S&P 500 slipped 0.2% to 6,887. The Nasdaq lagged again, down 0.6% at 23,461, pressured by weakness in…