MercadoLibre MELI is scaling its commerce ecosystem through aggressive shipping investments, with a clear focus on lowering delivery friction to drive user adoption and engagement. The company has more than doubled its fulfillment distribution center count in Brazil, expanding from 10 to 21 units as part of a R$23 billion logistics investment plan, increasing same-day delivery coverage to 40% more cities. In March 2026, MELI announced a $3.4 billion investment plan for Argentina, approximately 30% above its 2025 commitment, directed toward logistics infrastructure, technology and fintech expansion. These moves signal that the shipping investment cycle is broadening across geographies rather than tapering.
The volume response to these investments has been tangible. Gross Merchandise Volume grew 36.8% year over year in the fourth quarter of 2025, alongside a sharp increase in items sold, reflecting higher transaction intensity across the platform. The logistics network absorbed a 41% rise in shipment volumes during 2025 while maintaining delivery performance, with nearly 75% of fast shipments delivered within 48 hours. Early signs of cost optimization are emerging as unit shipping costs declined 500 basis points on a year-over-year basis in Brazil in the fourth quarter of 2025, indicating that scale efficiencies are beginning to offset part of the upfront investment burden.
However, shipping subsidies and fulfillment expansion, combined with cross-border trade and first-party retail initiatives, contributed to a 500 to 600 basis point impact on operating margins in the fourth quarter of 2025. The Zacks Consensus Estimate for MELI's first quarter of 2026 commerce revenues is pegged at $4.5 billion, up 36.6% year over year, suggesting that shipping-driven momentum is expected to persist. Whether that growth proves sustainable will ultimately depend on how effectively MELI converts its expanding logistics footprint into durable margin improvement over time.