HAL Share Price: Shares of domestic defence sector companies rallied on April 28 on the NSE. The gains made by Hindustan Aeronautics Ltd, Bharat Electronics Ltd and Solar Industries India Ltd pushed the Nifty India Defence Index higher. The Nifty India Defence Index surged nearly 5 per cent to hit an intraday high at 6957.15 levels. The stocks surged amid rising tensions between India and Pakistan in the aftermath of the terrorrist attack on tourists in Jammu and Kashmir's Pahalgam district.