us stock indexes ended lower thursday with the dow jones industrial average snapping its winning streak before the final day trading in 2021 the dow djia fell around 03 ending a stretch of six straight days of gains while the sp 500 spx slipped 03 and the nasdaq composite comp dipped about 02 according to preliminary data from factset stocks posted modest losses even as us labor department data released thursday showed new jobless claims fell in the week ended dec 25 the us stock market is open for trading on dec 31