The Trade Desk (TTD) gave back all of its gains it made since May's earnings after releasing its latest report late Thursday. Sam Vadas points to a barrage of information dragging the stock lower, from tariff impacts to a new CFO being appointed to the company. Pinterest (PINS) sold off after it posted mixed earnings off a staggering rally since April. One winner Friday morning: Block (XYZ), which saw notable growth in its Square and Cash App platforms.