Key Takeaways MercadoLibre's Q2 operating margin fell 210 bps year over year to 12.2%.Fintech users hit 68M, but credit and shipping expansion weigh on margins.Logistics costs are rising due to Brazil's expanded free shipping threshold.MercadoLibre (MELI) operates the largest e-commerce and fintech ecosystem in Latin America, integrating marketplace services, logistics, digital payments and credit solutions across Brazil, Mexico, Argentina and other key markets. MELI faces sustained margin pressure as it pr ...