Key Takeaways Lululemon's once high-flying stock has plummeted this year. Now a new CEO will be brought in to help coach the athleisure brand through its recovery. Lululemon Athletica (LULU) said Thursday that Calvin McDonald's roughly eight-year tenure will conclude at the end of January. The transition process is unfolding in a somewhat dramatic manner, with the company announcing a search rather than immediately naming a permanent replacement, and founder Dennis "Chip†Wilson publicly grousing about what ...