NEW YORK, NY, December 11, 2023 - Shares in the casual dining chain, Shake Shack ($SHAK) jumped nearly 10% today after the company provided a financial outlook for 2024 and announced the departure of its long-time CEO, Randy Garutti. Mr. Garutti will continue to lead Shake Shack as CEO and as an executive Board member until early 2024. The company stated it would retain Mr. Garutti as an advisor through the end of 2024 to ensure a seamless transition....