Key Points — Petrobras reclaimed the title of Latin America’s most valuable company at $107.8 billion, displacing MercadoLibre after adding $26.3 billion in market cap since year-end 2025 — BTG Pactual ($91.8B) and Itaú Unibanco ($91.1B) have also surpassed MercadoLibre ($90.3B), making the top three entirely Brazilian for the first time — MercadoLibre shares have […]