**InterGlobe Aviation (IndiGo) Shares Surge as Regulatory Penalty Falls Below Expectations** Shares of InterGlobe Aviation, the parent company of IndiGo, rallied significantly following the announcement of a penalty imposed by the Directorate General of Civil Aviation (DGCA) regarding flight cancellations. Investor sentiment remained positive as the financial magnitude of the fine was considerably lower than market apprehensions. The regulatory action addressed operational disruptions experienced in December, which were driven by constraints regarding crew Flight Duty Time Limitations (FDTL) and aircraft availability.