MercadoLibre (MELI, Financial) shares experienced a notable decline of 4.6% following a downgrade from JP Morgan, which shifted its rating from Overweight (Buy) to Neutral. The adjustment was influenced by concerns over the company's credit business, increasing operational costs, and potential tax rate hikes.MercadoLibre (MELI, Financial) is currently trading at $1,971 per share, with a market capitalization of approximately $99.92 billion. The company's price-to-earnings (P/E) ratio stands at 71.23, sugges ...