Super Micro Computer is trading 12.63% up in pre-market at $36.56 after its October 20 preliminary fiscal Q1 2027 update, which raised estimated revenue to $18.5 billion–$19.5 billion from prior guidance of $14.5 billion–$15.5 billion, citing increased AI-platform demand and forecasting higher gross margins. - Reuters reported shares gained 11.3% in after-hours trading. - After a recent pullback, shares closed at $32.47 October 20, after declines October 16 and 14. - Figures are unaudited; full results are scheduled for November 3.