Operations
Shake Shack stock jumps 26% after better-than-expected year-end report
Traffic for the fast-casual chain was up 1.4% in Q4. And the burger brand is testing combo meals for the first time.
Operations
Shake Shack's C-suite will look different for the next phase of growth
The chain was already looking for a new COO. Now the search is on for a new CEO. If an activist investor has its way, the leaders will have strong operational experience in limited service.