Small investors buy Nvidia in record numbers after Thursday's open

Retail investors rushed into Nvidia on Thursday following the chipmaker's latest earnings report, according to VandaTrack.Mom-and-pop traders recorded their highest levels of net buying in the stock during the first 80 minutes of a trading day going back to at least 2012, according to analyst Viraj Patel. Retail is not behind the selling that led to a lackluster reaction to the blockbuster results, Patel said.There's a caveat: Patel said there's strong selling in addition to buying in the chipmaker. That ca ...