SpartanNash Co. (SPTN) delivered second-quarter 2024 results, wherein the top line missed the Zacks Consensus Estimate, whereas the bottom line beat the same. Both metrics declined year over year.However, SpartanNash's execution of transformational initiatives has created a foundation for growth while contributing to year-to-date margin gains. The progression of investments in margin-enhancing programs is pleasing, with expected benefits by the end of 2024.Building on this progress, a Customer Value Proposi ...