Walmart's dual nature — retailer and marketplace — creates pricing dynamics that don't exist on purely third-party platforms. When Walmart itself is pricing competitively as a first-party retailer, and unauthorized sellers are layering on top with their own pricing, the result can be a pricing environment that fragments across multiple price points in ways that are difficult to control and highly visible to the rest of your distribution network.
Unauthorized resellers on Walmart typically enter through distribution gaps — overstock, secondary market channels, or direct purchasing from retail locations. Identifying where they're sourcing inventory is often as important as removing their listings, because the same channel that created the problem on Walmart will create it on Amazon, Target, and DTC if it isn't closed.
Retail partners and distributors watch Walmart pricing closely. A product consistently available at below-MSRP pricing on Walmart.com erodes the perceived value of your brand and creates pressure on retail partners who are selling at full price. Pricing control on Walmart is a brand strategy issue, not just a marketplace operations issue.