Intel CEO Pat Gelsinger has retired, with David Zinsner and Michelle Johnston Holthaus named as interim co-CEOs. Though demand for semiconductor chips has never been higher or more lucrative, Intel has struggled to match the success of its rivals.Gelsinger, whose career has spanned more than 40 years, also stepped down from the company’s board. He started at Intel in 1979 at Intel and was its first chief technology officer. He returned to Intel as chief executive in 2021. Intel said Monday that it will cond ...