 Shares of Zoom Video Communications Inc. ZM, -1.55 sank 1.0 in afternoon trading Tuesday, putting them on track to suffer the longest losing streak in 18 months. The stock, which as shed 19.3 amid a nine-session stretch of declines, was headed for the lowest close since Jan. 6, 2020, which about the 2 12-months before the COVID-19 outbreak was declared a pandemic. 