Lululemon Athletica (LULU) didn't respond to a request for comment in time for publication. But investors appear to be considering the involvement of Elliott—and its pick of Nielsen, previously CFO at Ralph Lauren and now a board member at Mondelz International (MDLZ)—warmly: Company shares were recently up more than 4%. (They remain down more than 40% this year, part of why a new chief is needed in the first place.) Key Takeaways Lululemon needs a new CEO. One investor's preferred candidate might not be a ...