Micron Soars 13% After Chipmaker Posts Record Revenue And Positive Guidance Pequeño is a breaking news reporter who covers tech and more.Jun 24, 2026, 04:32pm EDTToplineMicron shares rocketed Wednesday after the chipmaker reported the most profitable quarter in its history, further cementing its role as a beneficiary of the artificial intelligence infrastructure boom.Micron shares rocketed Wednesday.Photo by Jonathan Raa/NurPhoto via Getty ImagesKey FactsMicron shares briefly jumped more than 13% in extended trading Wednesday after it closed the day down a fraction of a percent.Micron reported third-quarter revenue of $41.4 billion, up from $9.3 billion in the same period a year ago, according to a filing.This is a developing story. Check back for updates.LOADING VIDEO PLAYER...FORBES’ FEATURED Video