Stephanie Linnartz got even less time than expected to fix Under Armour’s many problems.
Linnartz, a veteran executive who was previously No. 2 at Marriott International, left the global hotel chain last year to become CEO of Under Armour. She took over the struggling sportswear chain on Feb. 27, 2023—and, the company said today, she will be leaving the CEO role at the end of this…
