 Shares of Chegg Inc. CHGG, 3.65 rallied more than 10 in the extended session Monday after the education technology and student services company reported fourth-quarter earnings well above Wall Street expectations and said it ended the year well despite COVID-19 uncertainty. Chegg said it earned 24 million, or 15 cents a share, compared with 26 million, or 18 cents a share, in the year-ago quarter. 