report man chart ©Shutterstock Sunlands Technology Group (NYSE:STG) reported first-quarter 2026 results on Tuesday, posting adjusted earnings per share of RMB11.48 and revenue of RMB440.7 million, down 9.6% from RMB487.6 million in the same period last year. Shares of the company fell 6.11% in premarket trading following the earnings announcement. Second-quarter guidance disappoints investors Investor sentiment weakened after Sunlands issued softer-than-expected revenue guidance for the second quarte ...