Topline

Micron 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 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.