us stocks finished higher on monday after wavering between gains and losses for most of the session as investors wait for the federal reserve to deliver another jumbo interestrate hike later this week the sp 500 spx advanced 2656 points or 07 to 389989 the dow jones industrial average gained 19726 points or 06 to 3101968 the nasdaq composite comp advanced 8662 points or 08 to 1153502 the next twoday meeting of the feds policysetting committee begins tuesday and will culminate with a decision on the size of the next fed interestrate hike on wednesday  as well as an updated batch of economic projections investors expect the fed to raise its rate target by at least 75 basis points