MercadoLibre Stock Has Been Left For Dead. Here's Why Investors Should Consider Buying More.

MercadoLibre’s stock is down ~30% over the past year as operating margin fell to 6.9% (Q1 2026) amid heavy investments in faster e-commerce delivery and accelerated credit-card customer acquisition. Investors are concerned about a further near-term margin drop because credit-card onboarding creates an upfront hit from loan-loss allocations, but fintech revenue grew 54% YoY and commerce revenue grew 47% YoY in constant currency. The article argues the margin compression is temporary and that profits could recover toward a prior ~16% peak, implying strong long-term upside from today’s ~$88B market cap.

Analysis

The market is treating MELI’s reinvestment as if it were permanent margin impairment, but the more important question is whether this is a deliberate customer-acquisition spend with a measurable payback window. If delivery density and card penetration keep rising, the unit economics can re-rate higher than the current P&L suggests; if they do not, this becomes a classic growth-stock multiple compression story rather than a temporary earnings dip.

The immediate risk is that the next 1-2 quarters look worse before they look better. Upfront credit provisioning and logistics subsidies can obscure underlying monetization, so the key datapoints are margin cadence, delinquency/charge-off trend, and whether revenue per active user continues to outpace cost inflation. A miss here would hit MELI twice: lower earnings power and a lower terminal multiple because investors will question whether reinvestment is actually creating an entrenched platform.

The contrarian read is that consensus may be over-focusing on current operating margin and underweighting the compounding effect of ads, payments, and commerce frequency. But the opposite risk is also real: if macro volatility or consumer stress in Brazil/LatAm worsens, credit losses can outrun revenue growth and stretch the payback period from quarters to years. In that case, the stock can stay cheap longer than fundamentals improve, even if the long-term story remains intact.

Key Decisions for Investors

• MELI: do not chase the dip before the next earnings print; wait for evidence that operating margin has stabilized and credit-loss provisioning is not accelerating. Time horizon: 1-2 quarters. Falsifier: another sequential margin down-leg with no guide to recovery.
• MELI: for long-only portfolios, scale in only on further weakness of 5-10% if top-line growth remains >35% constant currency and management shows payback discipline. Use a 12-18 month horizon; stop if margin stays below the prior cycle trough range for two consecutive quarters.
• Relative-value: long AMZN / short MELI as a quality-growth versus reinvestment-risk pair for the next 1-3 months. This expresses the view that investors will pay up for proven margin durability while penalizing emerging-market execution risk; cover if MELI’s next update shows margin re-acceleration or improved credit quality.