What to Watch With MercadoLibre Stock in 2026

MercadoLibre reported $20 billion in revenue for the first nine months of 2025, up 37% year‑over‑year, but a 58% jump in provisions for doubtful accounts left net income at $1.4 billion, a 13% increase and a likely reason the stock is only up about 20% YTD. The surge in loan defaults underscores credit-risk strain at Mercado Pago and may require tighter underwriting or higher reserves, while escalating e‑commerce competition from Amazon, Sea and regional players poses margin pressure. Nevertheless, MercadoLibre’s payments ecosystem and logistics arm (Mercado Envios) provide structural advantages, so investors should watch loan‑loss trends and competitive share dynamics as key drivers of the company’s 2026 outlook.

Analysis

MercadoLibre reported $20.0 billion in revenue for the first nine months of 2025, a 37% year‑over‑year increase, while provisions for doubtful accounts rose 58% over the same period and net income reached $1.4 billion, up 13% year‑over‑year; the disconnect between strong top-line growth and slower profit expansion helps explain why the stock is only up about 20% in 2025. The surge in loan loss provisions highlights rising credit stress at Mercado Pago as lending scales, indicating underwriting or credit‑risk‑selection issues that are already weighing on margins and profitability.

On the competitive front, Amazon is intensifying efforts in Brazil and Mexico and Sea Limited is pursuing Brazil alongside growing local marketplaces, creating margin pressure on MercadoLibre’s e-commerce business. MercadoLibre’s owned payments platform and logistics arm, Mercado Pago and Mercado Envios, provide structural advantages by lowering shipping costs, enabling faster fulfillment and integrating payments, which should mitigate some share loss and margin erosion.

Market implications hinge on three variables: the trajectory of loan defaults and provisioning, the company’s ability to tighten credit selection without stalling consumer lending growth, and whether logistics and payments synergies sustain margins; absent a sustained deterioration in these areas, the article suggests challenges are notable but not dispositive to a bullish thesis for 2026.

Key Decisions for Investors

• Monitor quarterly provisions for doubtful accounts and reported non‑performing loan metrics closely and pause adding to positions until a clear deceleration in provisioning is evident
• Stress‑test valuation and earnings models for higher sustained provisioning rates and consider trimming exposure if net income growth continues to materially lag revenue
• Maintain selective exposure if position sizes reflect execution risk from Amazon, Sea and local rivals, but increase allocation only upon demonstrable improvement in loan‑loss trends or explicit margin recovery guidance
• Use improved credit underwriting metrics, lower provision growth and positive commentary on Mercado Envios fulfillment gains as catalyst triggers to add to positions