Walmart is being seen as a major player in the retail industry, with some outlets suggesting it is gaining ground in areas such as groceries and e-commerce. The company is also undergoing changes, including a c-suite reshuffle and a change in leadership, with a new CEO set to take over. Walmart's position in the market is being compared to that of other major retailers, including Amazon and Costco, with some outlets suggesting it may be a threat to their dominance.