TechnologyTech Stock Movers of the Week (Aug. 14-18, 2017) August 21, 2017 by Stephen Mack Here's a look at the biggest tech movers for the week of Aug. 14-18, 2017. Price swings were milder than usual, but EXTR and RENN still gained more than 20%. Plus, we've got two new tech stocks to watch this week.