Key Takeaways Walmart's global membership fee income rose 15.3% in Q2, driving loyalty and renewal momentum.Walmart delivered double-digit fee income growth, while Sam's Club posted a 7.6% increase.Membership, ads, and e-commerce provide high-margin streams to offset costs and boost market share.Walmart Inc.’s (WMT) latest financial results highlight a key metric beyond traditional retail measures. The growth in membership income, a key indicator of customer loyalty, presents a compelling narrative. During ...