us stocks opened mixed monday as investors digested fresh data showing a rise in manufacturing activity in new york state this month the dow jones industrial average djia was up 01 soon after the opening bell while the sp 500 spx was about flat and the technologyheavy nasdaq composite comp dipped 01 according to factset data at last check the new york fed’s empire state business conditions index a gauge of manufacturing activity in the state has jumped in april to 108 economists polled by the wall street journal had expected a reading of negative 15 last week all three major us stock benchmarks booked gains as big wall street banks on friday kicked off earnings season for the first quarter