IndiGo shares tumble 8% on crude spike, but Kotak upgrades stock to Buy

InterGlobe Aviation shares plunged amid soaring oil prices, with Brent crude exceeding $116 a barrel due to supply disruptions. Despite the market turmoil, Kotak Institutional Equities upgraded IndiGo to Buy, arguing that investors should focus on the escalating losses of competitors rather than oil price volatility.