Why Duolingo Stock Is Soaring Today

Shares of Duolingo (DUOL 18.71%) are posting enormous gains today. The leading language-learning expert published stellar fourth-quarter results after Wednesday's closing bell, driving stock prices as much as 23.1% higher the next morning. It cooled down to a still impressive 16% gain by 1 p.m. ET.Duolingo's Q4 by the numbersDuolingo's fourth-quarter revenue rose 45% year over year, landing at $151 million. The bottom line swung from a$0.35 net loss per share to earnings of $0.26 per share. Your average an ...