The Standard & Poors 500 Index fell from an all-time high as investors awaited a speech by Federal Reserve Chair Janet Yellen for clues on whether interest rates may rise sooner than anticipated.
U.S. stocks fluctuated following the worst week since 2012 for benchmark indexes as Caterpillar Inc. led industrial shares higher after better-than-estimated results while technology and shares led declines.
U.S. stocks fluctuated, after equities rebounded yesterday from a three-day retreat, as investors weighed a private report showing companies added more workers than forecast last month.