 CBS Money Watch. Heavy tech selling snapped a string of closing records for the NASDAQ and S&P 500, despite the government's consumer price index dipping in June from May, the first monthly decline in four years, while the year-over-year gain in consumer inflation slowed to 3%. Apple, Nvidia, and Tesla were among the big tech sellers, with Tesla stock plunging after Bloomberg reported that the EV maker is postponing its much-anticipated robo-taxi event from August to October.