Indigo shares fell by 4% due to a high-volume block deal, possibly involving InterGlobe Enterprises, one of its major stakeholders. The sudden drop in share prices was noted amid significant market activity, with a turnover spike, indicating substantial selling pressure. The decline reflects investor reactions to large trades and potential changes in shareholding patterns. The airline, known for its strong market presence, now faces scrutiny as stakeholders await further details on the seller's identity and future implications for the company's stock performance.