Mercado Libre Q3 Revenue Up 45% but Operating Margin Slips to 6.3%; Shares Fall

Mercado Libre reported Q3 net revenue of US$10.75 billion, up 45% year-over-year, but operating margin contracted to 6.3%, triggering a sell-off on Wall Street. The margin compression suggests rising costs or competitive pressures, which investors are weighing against strong top-line growth. The stock decline reflects market concern over profitability despite robust revenue expansion.

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